Serotonin is synthesized from the amino acid ________.
A. glycine
B. serine
C. tryptophan
D. alanine
Answer: C
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How is injured cardiac muscle repaired?
A. Fibrosis B. Mitosis C. Regeneration D. Hyperplasia E. Metaplasia
In endometriosis,
A) the inner uterine lining tissue no longer grows during the woman's reproductive cycles. B) tissue resembling the inner uterine lining grows in the thoracic cavity. C) tissue resembling the inner uterine lining grows in the abdominal cavity. D) a new mother becomes extremely depressed.
The only knee flexor that originates superior to the acetabulum is the
A) biceps femoris. B) gracilis. C) sartorius. D) iliopsoas. E) semimembranosus.
The entire area through which the sensitive ends of the receptor cells are distributed is the
A. receptive field. B. stimulus area. C. sensory field. D. transducer field. E. adaptive radius.