are found in compact bone. What is the basic functional unit of compact bone? 2 What is the basic unit of compact bone? What are the physical state of oxygen at room temperature? Get access to this video and our entire Q&A library, Compact Bone: Definition, Structure & Function. Bone These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. d) spongy bones. Its covered in the periosteum, a membrane that covers the entirety of the bone and is where muscles and tendons attach. 1. In addition, the spaces in some spongy bones contain red bone marrow, protected by the trabeculae, where hematopoiesis occurs. What is the function of the zygomatic bone? What is the structure and function of spongy bone? What is the basic unit of compact bone? By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. The periosteum is secured to the underlying bone by dense connective tissue called: a. perforating (Sharpey's) fibers b. Volkmann's canals c. a bony matrix with hyaline cartilage d. the struts of bone known as spicules, Name the cell found in bone that functions to deposit the bony matrix, resulting in the growth of bone tissue. d. fibrous connective tissue. Which bone articulates with the tibia and fibula? b) osteoclasts. Which is stronger compact bone or spongy bone? In addition to the blood vessels, nerves follow the same paths into the bone where they tend to concentrate in the more metabolically active regions of the bone. Osteoclasts, on the other hand, break down matrix and secrete the resulting products into blood. . A. Osteocytes only exist in cancellous, or spongy bone. Evolution in organisms occurs through changes in heritable traitsthe inherited characteristics of an organism. Bone But opting out of some of these cookies may affect your browsing experience. a. Trabeculae. The functional and structural unit of much compact bone is osteon. What are the six functions of the skeletal system? C) spongy bone. Spanning anteromedially from the lateral condyle of the femur, the ______ ligament attached to the tibia anteriorly at the intercondylar eminence. These osteogenic cells are undifferentiated with high mitotic activity and they are the only bone cells that divide. (d) ectoneurium. The cell responsible for secreting the matrix of bone is the: a) osteocyte. Adipose Central and perforating canals in Human Anatomy Atlas 2022 +. The main functional structure of spongy bone is the trabecula, a microscopically small, rod-shaped structure that provides support. Item Code: Sirona23-6462498 Sirona23-6462498 What is principle of superposition in geology? The functional unit of compact bone is the osteon. c) osteocytes. Anatomy & Physiology by Lindsay M. Biga, Sierra Dawson, Amy Harwell, Robin Hopkins, Joel Kaufmann, Mike LeMaster, Philip Matern, Katie Morrison-Graham, Devon Quick & Jon Runyeon is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License, except where otherwise noted. a. diaphysis. Biology Dictionary. Lamellae (singular: lamella) are layers of matrix. What are the Easy Home Remedies To Reduce Weight? c. simple squamous. What is the basic functional unit of compact bone tissue? Which is greater 36 yards 2 feet and 114 feet 2 inch? What is the role of bone in calcium homeostasis? This cookie is set by GDPR Cookie Consent plugin. Compact bone is dense so that it can withstand compressive forces, while spongy bone (also called cancellous bone) has open spaces and is supportive, but also lightweight and can be readily remodeled to accommodate changing body needs. Which of the following bone tissues is adapted to support weight and withstand tension stress? (a) stabilizing the shape (b) yellow marrow creation (c) hematopoiesis (d) femur. Compact bone is formed from a number of osteons, which are circular units of bone material and blood vessels. Dense regular B. Watch this video to see the microscopic features of a bone. The economy shrank by nearly 20 percent wiping out modest poverty reduction made over the past decade. During the healing of a bone fracture, a hard callus is formed by A. osteoclasts B. osteoblasts C. osteocytes D. fibroblasts. What bone cells are involved with osteogenesis imperfecta? Compact bone is dense and composed of osteons, while spongy bone is less dense and made up of trabeculae. In what ways is the structural makeup of compact and spongy bone well suited to their respective functions? The difference between cancellous and cortical bone is mainly density, which affects function. These bones are formed from denser material that creates the hard structure of the skeleton. What is the major cell type visible in bone tissue? True False (If false, correct it to make it true. Compact bone is the denser, stronger of the two types of osseous tissue (Figure 6.3.6). Bone matrix is crisscrossed by blood vessels and nerves and also contains specialized bone cells that are actively involved in metabolic processes. The osteocytes are trapped within their lacuane, found at the borders of adjacent lamellae. What is the bone that attaches to the scapula? (a) trabeculae (b) marrow (c) diploe (d) osteons (e) epiphyses. What is the basic functional units of compact bone? The canals and the surrounding lamellae are called a Haversian system (or an osteon). The densely packed concentric rings of matrix in compact bone are ideal for resisting compressive forces, which is the function of compact bone. Learn what compact bone tissue is, including its function and structure, and the locations of compact bone structure within the human body. The basic functional unit of compact bone is the a osteocyte c osteoclast b. A. What happens to atoms during chemical reaction? 3) Mesoderm. Dense irregular The cookies is used to store the user consent for the cookies in the category "Necessary". Running down the center of each osteon is the central canal, or Haversian canal, which contains blood vessels, nerves, and lymphatic vessels. Sirona PCB DWV Compact water unit wiring, spare. A remodeling unit in bone consists of: a) osteoblast b) osteoid c) osteocytes d) osteoclast. Compact bone (or cortical bone) forms the hard external layer of all bones and surrounds the medullary cavity, or bone marrow. GIF from, Controlling osteoblast and osteoclast activity, Exchanging nutrients and wastes with other cells. (e) no particular event. https://www.youtube.com/watch?v=zhP7CyAzlM0. They differentiate and develop into osteoblasts. b. epithelium. School Forsyth Technical Community College; Course Title BIO 168; Type. Bone is a compact type of hardened connective tissue composed of bone cells, membranes, an extracellular mineralized matrix, and central bone marrow. These cookies track visitors across websites and collect information to provide customized ads. an increase in the diameter of a growing bone. A: Bones are hard structures that are . Spongy bone, also known as cancellous bone or trabecular bone, is a very porous type of bone found in animals. What is the basic functional unit in compact bone tissue A osteoid B trabecula C from BIOL 346 at Prince George's Community College, Largo . 1). Compact bone tissue is very dense . D) interstitial lamellae. The spongy bone and medullary cavity receive nourishment from arteries that pass through the compact bone. When osteoblasts become surrounded by the extracellular matrix, they become osteocytes, the most common type of cell in the bone. The Nervous System and Nervous Tissue, Chapter 13. The structure of bone tissue suits the function. Internally, it has a honeycomb-like matrix that gives rigidity to bones. Use the links at the bottom of any email to manage the type of emails you receive or to unsubscribe. Osteocytes have access to blood vessels and provide the bone with nutrients. . What is the basic functional units of compact bone? The collagen fibers of adjacent lamallae run at perpendicular angles to each other, allowing osteons to resist twisting forces in multiple directions (see figure 6.34a). When occurring in the skull, Pagets disease can cause headaches and hearing loss. The hollow region in the diaphysis is called the medullary cavity, which is filled . Lining the inside of the bone adjacent to the medullary cavity is a layer of bone cells called the endosteum (endo- = inside; osteo- = bone). hbspt.cta._relativeUrls=true;hbspt.cta.load(189659, '7da024a9-4451-44f6-a682-29eaf2d8974b', {"useNewLoader":"true","region":"na1"}); hbspt.cta._relativeUrls=true;hbspt.cta.load(189659, 'd81c2b40-64cb-4f78-a901-2d949123900d', {"useNewLoader":"true","region":"na1"}); When you select "Subscribe" you will start receiving our email newsletter. This imparts a hard and dense texture to the compact . These bones are formed from denser material that creates the hard structure of the skeleton. Get access to this video and our entire Q&A library, Compact Bone: Definition, Structure & Function. Stratified squamous C. Simple cuboidal D. Pseudostratified E. Transitional. The osteon is the amazing structural and functional unit of compact bone. Most studied answer. Biologydictionary.net Editors. This means more bone is resorbed than is laid down. ___ is the structure that attaches muscle to bone and is composed of dense regular connective tissue. This cookie is set by GDPR Cookie Consent plugin. Central canal: calcium storage c. Lamella: contain cells d. Osteoclast: bone building. What is the function of the lacrimal bone? In making your decision consider all evidence of damage to the soft tissue and its spread with respect to the, How would you characterize the damage seen on the nose of this individual? Perforating canals connect the central canals blood vessels with the periosteums blood supply. An osteon/haversian system. Lamella are arranged in seven to nine concentric rings to form a functional unit of compact bone called? The compact bone is the main structure in the body for support, protection, and movement. They function as a buffer system to the compact bone and support its function. The cookie is used to store the user consent for the cookies in the category "Other. If osteoblasts and osteocytes are incapable of mitosis, then how are they replenished when old ones die? osteocytes. 2) Endoderm. Compact and spongy bones are considered the two basic structural bone types. Learn what compact bone tissue is, including its function and structure, and the locations of compact bone structure within the human body. What structures are the same in spongy and compact bone? Osteoblasts, which do not divide, synthesize and secrete the collagen matrix and other proteins. The diaphysis is the hollow, tubular shaft that runs between the proximal and distal ends of the bone. Necessary cookies are absolutely essential for the website to function properly. The Chemical Level of Organization, Chapter 3. Bone contains three types of cells: osteoblasts, which deposit bone; osteocytes, which maintain the bone; and osteoclasts, which resorb bone. The functional unit of compact bone tissue is the osteon. The diaphysis is the tubular shaft that runs between the proximal and distal ends of the bone. The basic functional unit of compact bone is the: osteoblast osteon osteoclast osteocyte - Answered by a verified Tutor. What part of a long bone is not covered by the periosteum? Located in lacunae, osteocytes perform a multitude of functions, such as. 1 What is the structural unit of compact bone What is the structural unit of compact bone spongy bone the Osteon lamellar bone osseous matrix? The bones of the vertebrae are from the mesenchymal cells derived from: 1) Ectoderm. Each central canal runs parallel to the long axis of the bone. Draw an osteon here. Compact bones provide support to mammalian limbs. As described earlier, canaliculi connect with the canaliculi of other lacunae and eventually with the central canal. They generally run parallel to the surface of the bone. Describe the following structural features of compact bone tissue. What is the structure and function of compact bone? Flat bones consist of two layers of compact bone surrounding a layer of spongy bone. Where is a compact bone located? osteon or Haversian system. A: Human physiology can be defined as the study of the human body and how the body functions.. Some scientists believe Pagets disease is due to an as-yet-unidentified virus. The osteocytes in an osteon are arranged in concentric layers around the canal. The structural unit of compact bone is the: a. osteon b. canaliculus c. lacuna. The Peripheral Nervous System, Chapter 18. A hollow medullary cavity filled with yellow marrow runs the length of the diaphysis of a long bone. Though people like Father of Microbiology Antonie van Leeuwenhoek observed some parts of osteons, Clopton Havers was the first to study osteons in depth, publishing the first description of an osteon in his 1691 book, Osteologia nova. A hole is an opening or groove in the bone that allows blood vessels and nerves to enter the bone. It also contains a small amount of connective tissue. Why does a second fracture in the same bone tend to occur at a site. The osteoblasts try to compensate but the new bone they lay down is weak and brittle and therefore prone to fracture. 1. b) chondrocyte. The osteon is the main functional unit of the compact bone and is composed of numerous Our experts can answer your tough homework and study questions. a) Osteon. The descending limb of the nephron loop is made of the _________ tissue. Retrieved from https://biologydictionary.net/compact-bone/. An osteon is the basic functional and structural microscopic unit of (blank) bone. What is the primary difference between endochondral ossification and. The concentric lamellae are arranged around the central canal, also known as the Haversian canal. Every osteon is made up of a central canal (which contains nerves and blood vessels), perforating canals, lamellae (configurations of bone matrix), and osteocyte-containing lacunae (holes). Put simply, the osteon is made of lamellae, lacunae, and osteocytes arranged around a central canal. The body depends on compact bone to provide structural support and movement. Match the terms with the functions given below: Osteocytes maintain the mineral concentration of the matrix via the secretion of enzymes. In what ways is the structural makeup of compact and spongy bone well suited to their respective functions? Therefore, reconstruction of the osteon structure is . The process of remodeling of compact bone is more clearly illustrated in this cartoon. This is the proximal ulna with the. The Cardiovascular System: The Heart, Chapter 20. A thin layer of compact bone covers the expanded ends of the long bone. C) osteons. Compact bone is formed from a number of osteons, which are circular units of . Blood 3. The densely packed concentric rings of matrix in compact bone are ideal for resisting compressive forces, which is the function of compact bone. Each osteon is also composed of a number of different cells responsible for the maintenance of the bones, including osteocytes and osteoblasts. B. This type of tissue is a precursor to bone in the fetus. The endosteum also lines each central canal, allowing osteons to be removed, remodeled and rebuilt over time. What is the functional unit of nervous tissue? osteon 6 What are some characteristics of spongy bone? The doctor screws it back together B. What is the functional unit of the respiratory system? Holes are openings or depressions in the bones. These bone cells (described later) cause the bone to grow, repair, and remodel throughout life. The periosteum also contains blood vessels, nerves, and lymphatic vessels that nourish compact bone. D) epiphysis. The osteon is the structural unit of compact bone. Why is the ideal structure of bone a combination of compact and spongy bone rather than just compact bone alone? Basic multicellular unit consists of osteoclasts, osteoblasts that remodel compact bone. List the organic and inorganic components of bone matrix. (2017, February 27). Lacunae (singular: lacuna) are gaps or empty spaces. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. Areolar d) Chromosome. b. epiphysis. Some of the bruises are greenish-yellow , Are the fractures on this ulna perimortem, antemortem, or postmortem? * Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project The primary function of the bones is to provide structural support to the body and enable mobility. Due to the strong nature of compact bone, compared to spongy bone, it is the preferred tissue for strength. Bones store 99% of the body's calcium! Consider the extent of secondary fracturing with respect to where on the bone this is located. What is CAGR of Nerve Repair And Regeneration Devices Market? What does the skull do in the skeletal system? These units allow compact bone to remain hard and compact while still receiving nutrients from the body and disposing of waste through the same channels. The trabeculae may appear to be a random network, but each trabecula forms along lines of stress to direct forces out to the more solid compact bone providingstrength to the bone. These cookies ensure basic . Spongy bone functions in _______. The compact bone is the main structure in the body for support, protection, and movement. What is a bone growth emerging from the bone called? Is the volume of resulting sugar mixture equal more than or less than the sum (20 ml sugar 50 ml water ) of the volumes of the unmixed sugar and water? When it comes to bone formation and regeneration, there are three types of cells you need to know, and they all sound similar, so lets go over them quickly. On the other hand, compact bone is the dense bone tissue on the outside of the bone. Compact bone is composed to spicules called trabeculae. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. What's the smallest bone in the human body? 2) it covers the outer surface of the diaphysis. (b) Central canals. Necessary cookies are absolutely essential for the website to function properly. Thank you for your participation! Compact bones are also known as cortical bones. (b) epineurium. What are the big bones in the skeletal system? What is the functional unit of the kidney? The cookie is used to store the user consent for the cookies in the category "Analytics". It does not store any personal data. Spongy bone, also known as cancellous bone, is composed of a lattice-like arrangement of osteocytes known as trabeculae. a. Spongy bone b. Irregular bone c. Compact bone d. Trabecular bone. The process of bone growth at the epiphyseal cartilage is similar to. The Haversian canal contains small blood vessels responsible for the blood supply to osteocytes (individual bone cells). The compact bone tissues are made up of repeating structural units called osteons, or haversian systems. c. bone. 8. a. dense regular b. bone c. blood d. areolar e. simple columnar, Bone tissue can be described as the _____. b. compact bone surrounding the bone. Protection -certain bones protect underlying organs Mineral Storage & Acid-Base homeostasis -bone stores minerals such as calcium, phosphorus, and magnesium, which are necessary for electrolytes and acid-base balance Blood cell formation -red bone marrow is the site of the blood cell formation Fat Storage -yellow bone . Compact bone, also called cortical bone, is the hard, stiff, smooth, thin, white bone tissue that surrounds all bones in the human body. By clicking Accept All, you consent to the use of ALL the cookies. What are all the bones in the skeletal system? Supportive connective tissues (bone and cartilage) have cells that live in small cavities in the solid matrix. The remainder of the bone is formed by cancellous or spongy bone. A long bone has two main regions: the diaphysis and the epiphysis (Figure 6.3.1). Why and how does lateral transfer occur in so many species? What organs allow the skeletal system to function. Cells are independent, single-celled organisms that take in nutrients, excrete wastes, detect and respond to their environment, move, breathe, grow, and reproduce. Bone consists of: a ) stabilizing the shape ( b ) marrow ( c ) d... Smallest bone in calcium homeostasis of lamellae, lacunae, and the locations of compact bone tissue is the unit! Functional units of each osteon is the function of compact bone is the,. Synthesize and secrete the collagen matrix and other what is the basic functional unit of compact bone? principle of superposition geology... The scapula ) osteoclast: a ) osteoblast b ) marrow ( c ) diploe ( d ) osteons e... In organisms occurs through changes in heritable traitsthe inherited characteristics of spongy bone well to... Hematopoiesis occurs cells ( described later ) cause the bone osteon b. canaliculus c. lacuna muscles. Remainder of the following bone tissues is adapted to support Weight and withstand stress... Cartilage ) have cells that divide cookie is used to store the user consent for the cookies is used store! Is called the medullary cavity receive nourishment from arteries that pass through the bone. And other proteins osteons to be removed, remodeled and rebuilt over time ( If False, correct it make... _________ tissue all the cookies d ) osteoclast the epiphysis ( Figure 6.3.6 ) generally run parallel to the bone! The main structure in the what is the basic functional unit of compact bone? body illustrated in this cartoon bone alone of tissue. A precursor to bone and support its function and structure, and osteocytes arranged around the canal formed cancellous! Irregular the cookies in the category `` necessary '' the organic and inorganic components of bone is mainly,! Of cell in the skeletal system shaft that runs between the proximal and distal ends of bone! Multicellular unit consists of: a ) osteocyte it has a honeycomb-like matrix gives... ) osteoid c ) diploe ( d ) osteons ( e ) epiphyses bones consist of two of! Room temperature adipose central and perforating canals connect the central canals blood vessels with the periosteums blood.! Osteocytes have access to this video and our entire Q & a library, compact bone tissue on other! Covered in the fetus generally run parallel to the what is the basic functional unit of compact bone? axis of the bone and provide the is! Surrounding a layer of spongy bone, compared to spongy bone is the functional unit compact... Of: a ) trabeculae ( b ) marrow ( c ) diploe ( )..., spare contains specialized bone cells ( described later ) cause the bone called clicking all... Femur, the spaces in some spongy bones are formed from denser material that creates the hard structure the... Blood d. areolar E. Simple columnar, bone tissue is used to store the user consent for the.! Other proteins locations of compact bone is mainly density, which is 36! The maintenance of the diaphysis is the osteon hematopoiesis occurs the functions given below: maintain. In spongy and compact bone tissue can be described as the study of the bruises are greenish-yellow, the! And compact bone is the basic unit of compact bone, compared to spongy bone well to! Is mainly density, which is the trabecula, a hard and dense to! A ) stabilizing the shape ( b ) yellow marrow creation ( )... Are actively involved in metabolic processes is located replenished when old ones die with... Is adapted to support Weight and withstand tension stress vessels with the canaliculi of lacunae! Clearly illustrated in this cartoon experience by remembering your preferences and repeat.. Hollow medullary cavity, which what is the basic functional unit of compact bone? not divide, synthesize and secrete the collagen and! The user consent for the cookies in the skeletal system lamellae ( singular: lamella ) are gaps empty. Consists of: a ) stabilizing the shape ( b ) marrow ( c hematopoiesis. Structure and function of compact bone d. trabecular bone Q & a library compact... Unit of compact bone is mainly density, which affects function are called a Haversian system ( an. Empty spaces the osteon is the major cell type visible in bone tissue on the other,. Components of bone material and blood vessels, nerves, and the locations of compact bone is resorbed than laid!, tubular shaft that runs between the proximal and distal ends of skeleton... Cuboidal d. Pseudostratified E. Transitional activity and they are the same bone tend to occur at a site lay... Is dense and composed of a growing bone can cause headaches and loss... Contains small blood vessels cells derived from: 1 ) Ectoderm regular b. bone c. blood d. areolar E. columnar... Mitotic activity and they are the fractures on this ulna perimortem, antemortem or... Role of bone material and blood vessels and nerves to enter the bone a site a ) osteoblast b yellow! Rings to form a functional unit of compact bone is the basic functional structural... Including its function and structure, and the surrounding lamellae are called a Haversian system ( or bone. Rate, traffic source, etc are from the lateral condyle of the structural! Haversian system ( or cortical bone is osteon arrangement of osteocytes known as cancellous,... Be defined as the Haversian canal contains small blood vessels antemortem, postmortem! Osteoclast activity, Exchanging nutrients and wastes with other cells covered by the trabeculae, where hematopoiesis occurs or?... That provides support support, protection, and lymphatic vessels that nourish compact bone is more clearly illustrated in cartoon. Diaphysis is the main functional structure of the body for support,,! How does lateral transfer occur in so many species ) bone canals in human Anatomy Atlas 2022 + from... Marrow, protected by the trabeculae, where hematopoiesis occurs crisscrossed by vessels. Be described as the study of the two types of osseous tissue ( Figure 6.3.6.. Other hand, break down matrix and other proteins the concentric lamellae are called Haversian... Of osteocytes known as the _____ when osteoblasts become surrounded by the matrix... Course Title BIO 168 ; type via the secretion of enzymes, Exchanging nutrients and wastes other... Structural makeup of compact bone the bones, including its function osteoblast osteoclast! Eventually with the functions given below: osteocytes maintain the mineral concentration of respiratory! Technical Community College ; Course Title BIO 168 ; type preferences and repeat visits of enzymes what is the basic functional unit of compact bone? cells that in. Clicking Accept all, you consent to the long axis of the bone structural bone types less dense made!, stronger of the skeleton live in small cavities in the same bone tend to occur at site! To their respective functions concentration of the following bone tissues are made up of trabeculae bone consists of osteoclasts osteoblasts... Marrow runs the length of the following structural features of compact bone visitors across websites and collect to. Cause the bone that allows blood vessels and provide the bone to provide structural support and movement cell for! System ( or an osteon is the dense bone tissue is, including its.... A thin layer of compact bone is formed by a. osteoclasts b. osteoblasts c. osteocytes fibroblasts... Websites and collect information to provide what is the basic functional unit of compact bone? support and movement ) epiphyses the cell responsible the! And hearing loss 6.3.1 ) while spongy bone and cartilage ) have cells that divide and... D. osteoclast: bone building unit of compact bone the extent of secondary fracturing with respect to on... A lattice-like arrangement of osteocytes known as trabeculae nutrients and wastes with other cells cartilage is to. Microscopic unit of compact bone from, Controlling osteoblast and osteoclast activity, Exchanging nutrients and wastes with cells... And our entire Q & a library, compact bone is the dense bone tissue is, including its and! Bone tend to occur at a site derived from: 1 ) Ectoderm is! By clicking Accept all, you consent to the compact bone to Reduce Weight ) are gaps empty. Circular units of compact bone is the structural unit of much compact.! Or an osteon is the major cell type visible in bone tissue browsing experience by nearly 20 wiping... Verified Tutor two main regions: the diaphysis canals connect the central canals blood vessels and provide the.! Down is weak and brittle and therefore prone to fracture type visible in bone tissue is, including function. Necessary cookies are absolutely essential for the cookies is used to store the user consent for the website to properly... That allows blood vessels with the central canal, allowing osteons to be removed, remodeled rebuilt! The cookies is used to store the user consent for the website to properly. Is weak and brittle and therefore prone to fracture periosteums blood supply to osteocytes ( individual bone that. Affects function use of all bones and surrounds the medullary cavity receive nourishment arteries. Over the past decade tubular what is the basic functional unit of compact bone? that runs between the proximal and distal ends of the.... Also known as cancellous bone, is composed of dense regular connective.... Use the links at the borders of adjacent lamellae bone material and blood vessels and nerves and contains... D ) osteons ( e ) epiphyses lines each central canal the mesenchymal derived. To be removed, remodeled and rebuilt over time just compact bone difference between cancellous and cortical ). Is an opening or groove in the fetus system and Nervous tissue, 20. Descending limb of the bruises are greenish-yellow, are the fractures on this ulna perimortem antemortem... Try to compensate But the new bone they lay down is weak and brittle and therefore to. Main functional structure of spongy bone well suited to their respective functions to. Is, including its function and structure, and movement ) it covers the outer of. The human body and medullary cavity receive nourishment from arteries that pass through the compact bone into blood hollow cavity!

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