The juxtaglomerular apparatus regulates the filtration rate by _____
A) vasodilation of the peritubular capillaries
B) vasoconstriction of the peritubular capillaries
C) increasing osmotic pressure in the glomerular capsule
D) renin-angiotensin II vasoconstricting both the afferent and efferent arterioles
D
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The ________ nervous system controls the skeletal muscles
A) sympathetic B) parasympathetic C) afferent D) somatic E) autonomic
In the synaptic cleft of a neuromuscular junction, an enzyme called ________ is always present.
What will be an ideal response?
Of the factors that influence diffusion of respiratory gases, the most variable and, therefore, important factor to consider is the
A) concentration gradient. B) membrane surface area. C) diffusion distance. D) electrical charge. E) membrane thickness.
Signs of meningeal irritation, such as nuchal rigidity, are MOST commonly seen in patients with a(n):
A) subdural hematoma. B) epidural hematoma. C) intracerebral hematoma. D) subarachnoid hemorrhage.