F the hematocrit is 40, then the volume occupied by the
a. red blood cells is 60 percent of the total blood volume
b. white blood cells is 40 percent of the total blood volume
c. red blood cells is 40 percent of the total blood volume
d. plasma and other cellular elements is 40 percent of the total blood volume
e. red blood cells is 40 percent of the total blood volume, and by the white blood cells is 60 percent of the total blood volume
C
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The somatic nervous system consists of nerve fibers that connect the CNS to the ______,
whereas the autonomic nervous system consists of fibers that connect the ______. A) visceral organs; CNS to the skin and skeletal muscles B) heart and intestines; CNS to the cardiac and smooth muscles C) skin and skeletal muscles; CNS to the visceral organs D) skin and skeletal muscles; brain to the spinal cord
What is the benefit of portocaval anastomosis in pathological states such as liver cirrhosis?
What will be an ideal response?
In the early portion of the collecting duct (in cortical interstitial fluid), an increase in water permeability will result in a(n)
A) movement of water into the duct. B) efflux of urea from the tubule. C) increase in filtrate volume. D) transport of sodium out of the tubule. E) decrease in filtrate volume.
When compared to a primary response, the antibody levels in a secondary response
A. rise more gradually and with a smaller proportion of IgG antibodies. B. rise more gradually and with a greater proportion of IgG antibodies. C. rise more rapidly and with a smaller proportion of IgG antibodies. D. rise more rapidly and with a greater proportion of IgG antibodies.