Where would you find the protein crystallin?
A. In the optic nerve
B. In the ciliary body
C. In the choroids
D. In the lens
E. In the retina
Answer: D
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The T-tubules and sarcoplasmic reticulum are unique to muscle fibers.
Answer the following statement true (T) or false (F)
Eosinophils function in
A) destroying antibody-labeled antigens. B) blood coagulation. C) production of surface antigens for red blood cells. D) antibody production. E) production of heparin.
Which fetal circulatory structure shunts blood from the pulmonary trunk to the aorta?
A. Foramen ovale B. Ductus venosus C. Ductus arteriosus D. Umbilical vein E. Umbilical artery
Each upward movement of the basilar causes the stereocilia of the inner hair cells to bend, opening ________ gates
A) Na+ B) K+ C) Ca2+ D) Cl- E) Mg2+