The columns of erectile tissue in the penis include ________
A) one corpus cavernosum and one corpus spongiosum
B) two corpora cavernosa and one corpus spongiosum
C) one corpus cavernosum and two corpora spongiosa
D) three corpora cavernosa
B
You might also like to view...
Following strenuous exercise, blood levels of lactic acid are ________ compared to pre-exercise levels. This change in acid concentration causes a reflex ________ in ventilation by activating ________.
A. increased; increase; central chemoreceptors B. increased; increase; peripheral chemoreceptors C. decreased; decrease; peripheral chemoreceptors D. decreased; decrease; central chemoreceptors E. increased; increase; baroreceptors in the aortic arch
Which cells fight infection by producing antibodies?
A. T cells B. Macrophages C. Natural killer cells D. Eosinophils E. B cells
Judy runs 50 miles a week. She and her husband have been trying to conceive for three years, with no luck. Her disturbed reproductive cycles and infertility are due to
A. increased synthesis of estrogens. B. decreased synthesis of estrogens. C. decreased secretion of adrenal androgens. D. increased secretion of adrenal androgens.
What do the macula densa cells regulate in their role as part of the tubuloglomerular feedback loop?
A) changes in the glomerular colloid osmotic pressure (GCOP) B) changes in glomerular hydrostatic pressure (GHP) C) changes in blood pH D) changes in renal clearance