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ATI TEAS Skeletal System
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ATI TEAS Skeletal System
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25 Questions

1.
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2.

3.

4. ALSO known as brittle bone disease
-genetic disease whereby either insufficient or defective collagen is produced, making bones very fragile and easy to break

5. Which of the following genetic diseases is caused by a defect in collagen and results in abnormally brittle bones?

6. spongy and compact

7.
-long part of bone; main section
-mainly composed of compact bone, which surrounds a hollow cavity containing the bone marrow

8.
responsible for sensing mechanical stress and regulate both osteoblasts and osteoclasts; synthesizes bone

9.
-build bone
-'blasts build'

10.

11.
collar bone

12. show much bone is replaced each year? and by what?

13.
-held together only by ligaments and are NOT moveable
-ex: bones in the skull

14.
shoulder blade

15.
thigh

16.
fibrous sheath, surrounds and protects the bone

17.

18.
-hollow, filled w/ marrow, and longer than they are wide
-they function to support the weight of the body and facilitate movement
-largely a part of the appendicular skeleton (limbs)
-ex: femur, tibia, fibula, metatarsals, phalanges, humerus, radius, and metacarpals

19.
-b/t spongy bone and marrow cavity
-ALSO known as growth plate
-it is the site of bone growth!

20. vascularized, mineralized matrix containing a calcium phosphate collagen mix; bone is synthesized as osteons

21. Which of the following microscopic bone structures contains blood vessels that provide nutrients to bone cells?

22.
-consists of skull, vertebrae, rib cage, and hyoid bone
-provides general scaffold of the body

23. the articulating ends of bones (points of contact) are covered by this to prevent direct bone contact and cushion the joint

24.
fingers or toes

25. at least 2 muscles attach at the joint of each moveable limb and move the limb through antagonistic contraction, in which one muscle contracts and the antagonistic muscle relaxes
ex: the bicep and tricep; to move the forearm closer to the body the bicep contracts and the tricep relaxes, but to extend the forearm away from the body, the bicep relaxes and the tricep contracts