During the swallowing reflex __________.
a) the epiglottis closes off the glottis
b) breathing rate increases
c) the esophageal sphincter closes off the esophagus
d) the tongue closes off the pharynx
Answer: a) the epiglottis closes off the glottis
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A. The dendrites B. The synaptic knobs C. Each node of Ranvier D. Each internode E. The axon hillock
During a hyperpolarizing graded potential, positively charged ions flow away from the site of the initial hyperpolarization on the outside of membrane and toward this site on the inside
Indicate whether the statement is true or false.
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