Which of the following factors would decrease the GFR?
a. A fall in plasma protein concentration
b. An obstruction such as a kidney stone in the tubular system, which increases Bowman's capsule hydrostatic pressure
c. Vasodilation of the afferent arterioles
d. A fall in plasma protein concentration and vasodilation of the afferent arterioles
e. None of the above
B
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Lipid-soluble substances diffuse through channels in cell membranes of cells forming the capillary wall, whereas lipid-insoluble substances diffuse through most areas of the capillary cell membranes.
Answer the following statement true (T) or false (F)
The sequence of information flow in response to biting into a slice of pizza is
A. perception, sensation, impulse sent to CNS, sensory receptors activated. B. impulse sent to CNS, sensory receptors activated, perception, sensation. C. impulse sent to CNS, sensory receptors activated, sensation, perception. D. sensory receptors activated, impulse sent to CNS, sensation, perception.
Which of the following statements concerning the endometrium is false?
A. The uterine cycle makes the endometrium a hospitable environment for implantation. B. The endometrium receives the trophoblast. C. After ovulation, the endometrium becomes thicker. D. Rising progesterone levels cause the myometrium to contract. E. Estrogen causes endometrial cells to proliferate.
The interstitial endocrine cells that produce testosterone are located ________
A) between the seminiferous tubules B) in the epididymis C) in the rete testis D) lining the ductus deferens