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A&P Unit 7
Intro into the Skeletal System
| Question | Answer |
|---|---|
| The peritoneum contains oseocytes and osteoclasts. | False- Osteoblast and osteoclast. |
| Osteoblast secrete bone matrix | True |
| Compact bone is the hard outer bone | True |
| Spongy bone is compared of spicules called osteons | False-Consist of latticework called trabeculae |
| Spongy bone houses red and Yellow bone marrow | True |
| Perforating fibers anchor the endosteum to the superficial surface of the bone | Fasle-Periosteum anchored by the perforating fibers |
| The organic component of bone consists of __________ and functions to _______________ | Collagen, Tensil strength |
| The inorganic component of bone consist of _________ and functions to ______________ | Calcium, Compressional Strength |
| Which of the following statements about long bones is/are false? | They include the bones of upper extremities except the bones of the ankle and wrist, A long bone is named for its length. |
| Examples of flat bones include | The clavicle |
| Short bones are | About as long as they are wide |
| The epiphyseal plate is | the structure from which long bones grow in length |
| The medullary cavity is found in the ___________ and usually the ____________ | Diaphysis, Yellow bone marrow. |
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