What is the role of vitamin A in bone deposition?
A. It provides the raw material for calcification of the ground substance.
B. It promotes the cross-linking of collagen molecules.
C. It is necessary for calcium absorption by the small intestine.
D. It promotes the synthesis of bone matrix glycosaminoglycans (GAGs).
E. It stimulates osteoblast activity.
D. It promotes the synthesis of bone matrix glycosaminoglycans (GAGs).
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The glenoid labrum is
A. the cartilage lining the cavity. B. the fluid secreted by the synovial membrane. C. the rim of fibrocartilage extending beyond the edge of the glenoid cavity. D. the ligament extending from the head of the humerus to the glenoid cavity.
Which statement(s) is/are a general rule regarding vessels in the pelvic region?
A. Arteries are anterior to veins with similar names. B. The external iliac vessels are anterior to the internal iliac vessels. C. a and b D. Neither a nor b
The sweat that is metabolized by bacteria on the skin, which leads to the strong odor of sweat, is associated with structure
A) D.
B) B.
C) E.
D) G.
E) F.
Inflammatory infections of the hair follicles of the eyelid are called
a. styes. b. entropion. c. keratitis. d. none of the above.