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
Question 2
According to Descartes, the ________ was the point of interaction in the brain where the mind controlled the physical body.
a. hypothalamus
b. corpus callosum
c. amygdala
d. hippocampus
e. pineal body
Two main types of nerve cells.
Space-filling model of an actin filament (shades of red) with one myosin head (gray and two shades o
Health Belief Model
Action Potentials and Contractions of a Muscle Fiber
Power in the United States: The Model Proposed by C. Wright Mills
Nerve meets muscle