Aldosterone:
a. increases sodium reabsorption by the kidney
b. increases water reabsorption
c. increases the water volume in extracellular fluid
d. all of the above
d. all of the above
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Long reflexes
A) are required for peristalsis and segmentation. B) involve the myenteric plexus. C) provide a higher level of control over digestive functions. D) do not involve the CNS. E) are controlled by the enteric nervous system.
Mean arterial pressure is
a. diastolic pressure + (systolic/3). b. systolic pressure + (pulse pressure/3). c. diastolic pressure + (pulse pressure/3). d. pulse pressure - (diastolic pressure/3). e. pulse pressure + (systolic pressure/3).
Many nephrons empty into a ________
A) renal tubule B) columnar duct C) microcalyx D) collecting duct
As the strength of a stimulus increases, what will happen to action potentials?
What will be an ideal response?