The color of urine is determined mainly by __________ .
a) diet
b) filtration rate
c) byproducts of red blood cell breakdown
d) filtration efficiency
Answer: c) byproducts of red blood cell breakdown
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The last fluid expelled from the urethra during ejaculation comes from the
A. bulbourethral gland. B. prostate gland. C. seminal vesicles. D. testes.
Afferent arteriolar vasoconstriction ____ blood flow into the glomerulus, which causes the glomerular-capillary blood pressure to ____, leading to a(n) ____ in the net filtration pressure and a resultant ____ in the GFR
a. increases; increase; increase; increase b. decreases; decrease; decrease; decrease c. increases; increase; decrease; decrease d. decreases; decrease; increase; increase e. none of these
The ________ association area is responsible for perceiving and attending to stimuli, and the ________ association area is responsible for identifying them.
A. temporal; parietal B. occipital; frontal C. parietal; temporal D. temporal; occipital E. frontal; occipital
Which layer of an artery wall is primarily smooth muscle tissue?
A. Tunica externa B. Tunica adventitia C. Tunica interna D. Tunica media