Which of the following is NOT part of the filtration membrane?
a) endothelial cells of the glomerulus
b) filtration slits formed by podocytes
c) basal lamina of the glomerulus
d) squamous epithelial cells of the glomerular capsule
Answer: d) squamous epithelial cells of the glomerular capsule
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What is the posterior side of the patella called?
A) sural B) crural C) antecubital D) popliteal
Which of the following is correct regarding acclimatization?
A) At high altitudes, hemoglobin's affinity for O2 is increased because BPG concentrations increase. B) High-altitude conditions always result in lower-than-normal hemoglobin saturation levels because less O2 is available to be loaded. C) Decreases in arterial PO2 cause the peripheral chemoreceptors to become less responsive to increases in PCO2. D) When blood O2 levels decline, the kidneys produce more erythropoietin, which stimulates breakdown of red blood cells in the spleen.
The Hering-Breuer reflex
A) alters pulmonary ventilation when the PCO2 changes. B) is an important aspect of normal, quiet breathing. C) functions to increase ventilation with changes in blood pressure. D) prevents overexpansion of the lungs. E) alters pulmonary ventilation when the PO2 changes.
A mixed nerve consists of both ________ and ________
A) myelinated; unmyelinated fibers B) association; integration neurons C) glial cells; nerve cells D) afferent; efferent fibers E) spinal; cranial fibers