A decrease in muscle bulk due to a lack of exercise is called ____
a. dystrophy
b. atrophy
c. hypertrophy
d. anatrophy
Answer: b. atrophy
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Sperm cells are stored for maturation in the
a. anterior pituitary. b. ductus deferens. c. epididymis. d. Leydig cells. e. urethra.
When a person rises quickly from a lying position, there is
A. an increase in vasomotor sympathetic stimulation to the blood vessels causing vasoconstriction. B. reflexive slowing of the heart. C. an increase of parasympathetic stimulation of the heart. D. a decrease in heart rate and stroke volume. E. an increase in the frequency of action potentials produced by the baroreceptors.
Coordination of skeletal muscle activity is one of the functions of the cerebellum. Another is ________
A) conscious control of skeletal muscle B) processing sensory information from the integument C) control of balance and equilibrium D) relaying visual information to the primary visual cortex
Shivering in response to a cold draft is an example of
A. A homeostatic mechanism B. Negative feedback C. A physiological reflex D. Thermoregulation E. All of the choices are correct