Which of the following apply to the cranial nerves?
A) They are motor only, from the brain to peripheral effectors.
B) They are all mixed nerves, with both sensory and motor functions.
C) They are components of the PNS that connect to the brain.
D) They all connect directly to peripheral receptors or effectors.
E) None of the answers are correct.
C) They are components of the PNS that connect to the brain.
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The radius is a bone located in the phalanges
Indicate whether the statement is true or false
One of the ways an inhibitory neurotransmitter can work is by causing the postsynaptic cell to
A. close chloride gates and prevent chloride exit. B. open sodium gates and allow sodium entry. C. open potassium gates and allow potassium exit. D. open both sodium and calcium gates.
Structure L is the
A) maxilla.
B) mandible.
C) palatine.
D) zygomatic.
E) concha.
Which of the following is not one of the four mechanisms responsible for exchange in capillaries and sinusoids?
A) primary active transport B) vesicular transport by endothelial cells C) diffusion through gaps between adjacent endothelial cells D) diffusion across the capillary endothelial cells E) diffusion through the pores in fenestrated capillaries and sinusoids