Hair cells in the crista ampullaris are ________
A) embedded in a gelatinous cap B) embedded in the otolithic membrane
C) responsive to gravitational pull D) topped with "heavy" crystals called otoliths
Answer: A
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Spinach is a complete food, as it contains all of the essential amino acids, all of the major minerals, and all of the water-soluble vitamins.
Answer the following statement true (T) or false (F)
Which neurotransmitter is NOT associated with basal nuclei function?
A. GABA B. Acetylcholine C. Glutamate D. Dopamine
In some proteins, an ionic bond may form between an amino acid with
A. a glycine and another with a tryptophan. B. a carboxyl group and an amino acid with a C-terminal. C. a positive R group and an amino acid with a negative R group. D. a negative R group and a nonpolar amino acid. E. a sulfhydryl group and an amino acid with an amine group.
Which of the following statements correctly describes an elastic artery?
a. contains an internal elastic lamina b. contains multiple layers of smooth muscle c. tunica media contains numerous elastic fibers d. typical diameters are 1-25 cm in diameter e. very thin with no smooth muscle cels