What hormone triggers ovulation?
A. Progesterone
B. FSHC
C. LH
D. hCG
Answer: C
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At the nephron, angiotensin II triggers ________ to elevate glomerular pressures and glomerular filtration rates.
A) vasoconstriction of the efferent arterioles B) vasoconstriction of the afferent arterioles C) vasodilation of the peritubular capillaries and vasa recta D) vasodilation of the efferent arterioles E) the release of ANP
Which of the following is sometimes visible under the skin of the temporal region?
A. Maxillary artery B. Transverse facial artery C. Deep temporal artery D. Superficial temporal artery E. External jugular vein
LDL's are taken into a cell by the process of
A. simple diffusion. B. osmosis. C. receptor mediated endocytosis. D. HDL carrier molecules. E. facilitated diffusion.
In the testes, the sustentacular (sertoli) cells secrete _____, and the interstitial cells secrete _____.
a. inhibin and progesterone; testosterone b. progesterone; testosterone and inhibin c. inhibin; testosterone d. estrogen; testosterone e. testosterone; inhibin