E) Na+Which of the following is NOT a known drug effect on synaptic function?
A) change the type of neurotransmitter found in the synaptic vesicle
B) prevent neurotransmitter inactivation
C) prevent neurotransmitter binding to receptors
D) alter the rate of neurotransmitter release
E) interfere with neurotransmitter synthesis
A) change the type of neurotransmitter found in the synaptic vesicle
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Which of the following statements related to the "ON pathway" of the visual system is correct?
A. Bipolar cells spontaneously depolarize in the absence of input from photoreceptor cells. B. Glutamate receptors on bipolar cells are excitatory. C. Only cones are associated with bipolar cells of the "ON pathway," rods are not. D. Bipolar cells fire action potentials only when bright light strikes the photoreceptors linked to them. E. Bipolar cells hyperpolarize in the absence of input from photoreceptor cells.
________ is an inflammation of only the small intestine.
A. Colitis B. Hepatitis C. Pancreatitis D. Enteritis
Fast glycolytic fibers have:
a. resistance to fatigue. b. white color fibers c. high oxidative capacity d. many mitochondria. e. slow speed of contraction.
Blood contains NaCl, protein, and cells. The NaCl is in a(n) ________, the protein is in a(n) ________, and the cells are in a ________.
A. emulsion; solution; suspension B. solvent; emulsion; colloid C. suspension; colloid; solution D. solution; colloid; suspension E. colloid; suspension; solution