Physiology Midterm
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| Why is cartilage slow to heal? | because it is semi-solid and flexible
because it does not have a blood supply
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| Why are osteocytes spread out in bone tissue? | Formation of osteoid spreads out the osteoblasts that formed the ossification centers.
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| Which of the following bones is (are) formed by intramembranous ossification? | the flat bones of the cranium
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| Bones grow in length due to activity in the ________. | epiphyseal plate
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| Bones grow in diameter due to bone formation ________ | In the endosteum or periosteum
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| Which of the following represents the correct sequence of zones in the epiphyseal plate? | calcification, maturation, proliferation, reserved
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| In endochondral ossification, what happens to the chondrocytes? | They die in the calcified matrix that surrounds them and form the medullary cavity.
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| Select the answer that best describes the axial skeletal structure. | Supports and protects organs
Provides framework for muscles that adjust positions of neck , head, and trunk, that perform respiratory movements, and that anchor and stabilize the appendicular bones
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| Adipocytes, found in the yellow bone marrow, stores and releases ____________________________ for energy. | fat and triglycerides
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| Which function of the skeletal system would be especially important if you were in a car accident? | protection of internal organs
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| Without red bone marrow, bones would not be able to ________. | make red blood cells
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| Which of the following provide flexibility and smooth surfaces for movement? | Cartilages
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| Hematopoietic stem cells that are found in red bone marrow can develop into a variety of different blood cells, including red blood cells, white blood cells, and platelets. | T
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| The fontenelles of an infant's skull consists of | fibrous membrane
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Created by:
marsca