If the thymus shrank and stopped making hormones in a child, we would expect to see a decrease in the number of:
A) T lymphocytes (T cells). B) B lymphocytes (B cells).
C) neutrophils. D) eosinophils.
Answer: A
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The collective term for the genital papilla and the urogenital orifice is the ________
A) urogenital sinus B) vulva C) broad ligament D) fimbriae
Filtrate traveling through the renal tubule travels from the thick ascending limb to the:
A) thick descending limb of the nephron loop (loop of Henle). B) distal tubule. C) thin ascending limb of the nephron loop (loop of Henle). D) proximal tubule.
What is the function of the carotid sinuses?
A. They are dural sinuses, which drain blood that has circulated through the brain. B. They are irregular spaces in the bone marrow through which formed elements can pass. C. They are baroreceptors that respond to changes in blood pressure. D. They are chemoreceptors that monitor blood chemistry. E. They are both baroreceptors and chemoreceptors that monitor blood flow through the brain.
Excitotoxicity is caused by ________.
A. GABA inhibition B. insufficient synaptic release of ACh C. excessive synaptic release of glutamate D. insufficient synaptic release of glutamate