If neuron X causes hyperpolarization, then what does it cause in a postsynaptic neuron?
a. Increased PNa+ and PK+
b. Increased PK+ or PCl-
c. Increased influx of protein anions
d. Increased permeability to calcium ions
e. Either b or c
B
Anatomy & Physiology
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Vasodilation is a widening of the lumen due to smooth muscle contraction.
a. true b. false
Anatomy & Physiology
When does the period of atrial repolarization occur?
A) during the T wave B) ventricular contraction C) ventricular depolarization D) during the P wave
Anatomy & Physiology
Which functions in the control of movement?
A) hippocampus only B) basal nuclei only C) amygdala only D) hippocampus and amygdala E) All of the above function in the control of movement.
Anatomy & Physiology
The ____________________ are protective and nourishing membranes that lie between the central nervous system and its bony covering
Fill in the blank(s) with correct word
Anatomy & Physiology