___________ originally evolved to regulate the motor tempo
a. Testosterone.
b. Serotonin.
c. Stress hormones.
d. Copulins.
B
Psychology
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Overall, which way do American political attitudes lean?
A) very conservative B) moderately conservative C) moderately liberal D) very liberal
Psychology
Muscle tension is sensed by ________, whereas muscle fiber length is sensed by ________
a. extrafusal fibers; Golgi tendon organs b. intrafusal fibers; extrafusal fibers c. Golgi tendon organs; intrafusal fibers d. motor neurons; intrafusal fibers e. multiunit fibers; myofibrils
Psychology