The hormone ANP causes an __________.
a) increase in blood pressure
b) increase in GFR
c) increase in blood volume
d) increased ANP
Answer: b) increase in GFR
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After nervous stimulation stops, what prevents ACh in the synaptic cleft from continuing to stimulate contraction?
A) calcium ions returning to the terminal cisternae B) the tropomyosin blocking the myosin once full contraction is achieved C) acetylcholinesterase destroying the ACh D) the action potential stops going down the overloaded T tubules
Which of the following cells can NOT store energy for use during increased metabolic demand?
a. Adipocytes b. Skeletal muscle cells c. Brain cells d. Liver cells
Norepinephrine is a neurotransmitter:
A. at all autonomic ganglia B. for all postganglionic parasympathetics C. for all preganglionic sympathetics D. for most postganglionic sympathetics E. for most postganglionic parasympathetics
What stimulates the release of parathyroid hormone (PTH)?
A.)hypercalcemia B.)hypocalcemia C.)low basal metabolic rate D.)cold temperatures