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
Heart Model
Trapezius muscle movement
ATP Production in Cardiac Muscle
How did muscle work around eyeball?
Summary of the Hershey–Chase experiment demonstrating that DNA, and not protein
Micrographs and drawings of three types of simple epithelia, with examples of their functions and lo