In a simple experiment, Galvani disproved the hydraulic nerve-muscle model proposed by Descartes. Galvani removed a nerve and its attached muscle fibers from a frog and showed that ________ of the nerve caused ________ of the muscle
a. electrical stimulation; relaxation
b. electrical stimulation; contraction
c. chemical stimulation; contraction
d. pressurization; relaxation
e. chemical stimulation; relaxation
Answer: b. electrical stimulation; contraction
Psychology
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Suppose you are lying on your back in the middle of a big, grassy field watching a flock of
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Psychology