Sebaceous follicles:
a. secrete semen
b. open into hair follicles
c. secrete sebum
d. both a and b
Answer: c. secrete sebum
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Which joint is a synovial joint?
A. shoulder joint B. elbow joint C. wrist joint D. a and b E. All of the above
What vitamin does parathyroid hormone enhance activation of in the kidneys?
a. vitamin A b. vitamin B6 c. vitamin C d. vitamin D e. vitamin E
Oversecretion of aldosterone causes
A. decreased reabsorption of Na+ by the kidney. B. increased reabsorption of phosphate ions by the kidney. C. increased secretion of K+ by the kidney. D. decreased secretion of Ca2+ by the kidney. E. decreased secretion of K+ by the kidney.
A person with Rh? blood will normally have antibodies against Rh present in their blood.
Answer the following statement true (T) or false (F)