Multiple sclerosis is a nervous system disorder that arises when white blood cells mistakenly attack and destroy:
a. neurons
b. ganglia
c. myelin
d. neuroglial cells
e. nerves
c
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The antigen-binding site of an antibody accommodates a small portion of the antigen called a(n)
A) lipopolysaccharide. B) epitope. C) peptide motif. D) pathogen associated molecular pattern (PAMP).
Large lipid molecules that are absorbed from the GI tract directly enter:
A. mesenteric arteries. B. mesenteric veins. C. lymphatic capillaries. D. the liver.
The products of the process in the accompanying figure are:a
enzymes. b. amino acids. c. monosaccharides. d. molecules of glycerol. e. representative of a glycoside linkage.
What would happen if a drug that acted to block all potassium channels were introduced to a neuron?
A) The neuron would hyperpolarize. B) The neuron would depolarize. C) The neuron would not be able to generate action potentials.