A smooth gliding surface for opposing bones is provided by ____
a. desmosomes
b. synovial fluid
c. sebum
d. sweat
Answer : b. synovial fluid
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Which cranial nerves are associated with the parasympathetic division of the ANS?
a: III b: IV c: V d: VII e: IX f: X g: XII A. a, d, e, f B. b, c, d, e C. a, c, d, g D. c, d, f, g E. b, e, f, g
Calcium is important to homeostasis because
a. it plays a role in the absorption of vitamin D from the digestive tract b. it maintains the proper excitability of nerves and muscles c. it stimulates osteoblasts to lay down bone d. of both a and b e. of both b and c
Which of the following are derived from the precursor arachidonic acid?
A. Glucocorticoids B. Adrenal medulla hormones C. Thyroid hormones D. Prostaglandins and leukotrienes
The monoamine that has functions related to sleep, appetite, cognition, and mood is
A. epinephrine. B. dopamine. C. acetylcholine. D. norepinephrine. E. serotonin.