When a couple cannot have any children they are termed _______.
A) infertile
B) sterile
C) impotent
D) incontinent
E) non-conceptive
Answer: B) sterile
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Which disorder is characterized by involuntary periods of sleep that occur throughout the day?
a) narcolepsy b) insomnia c) sleep apnea d) coma e) amnesia
All connective tissues have three features in common. They are
A. cells, protein fibers, and mucus. B. cells, hormones, and protein fibers. C. protein fibers, a liquid portion, and ground substance. D. cells, a liquid portion, and protein fibers. E. cells, protein fibers, and ground substance.
Dopamine, TRH, and somatostatin function as hypophysiotropic hormones
Indicate whether the statement is true or false
When the liver breaks down amino acids, the waste product produced is
A. urea. B. bile. C. bilirubin. D. uric acid.