The medulla of the thymus contains
A) B cells.
B) granulocytes.
C) macrophages.
D) mature T cells.
E) None of the answers are correct.
D) mature T cells.
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In response to the hormone cholecystokinin, the pancreas secretes a fluid
A) rich in enzymes. B) rich in bicarbonate. C) rich in bile. D) rich in mucus. E) that contains only amylase.
What is the most significant solute in determining the distribution of water among fluid compartments?
A. Pi B. Ca2+ C. K+ D. Cl- E. Na+
In the ascending limb of the nephron loop (loop of Henle), the:
A) thick segment is permeable to water but impermeable to sodium and chloride ions. B) thin segment is not permeable to sodium ions, chloride ions, or water. C) movement of water and solutes is passive. D) thick segment is impermeable to water but permeable to sodium and chloride ions.
An abnormal illusion of movement is called
A) conductive hearing loss. B) nerve hearing loss. C) vertigo. D) cataracts. E) myopia.