Most neurons have
a. one axon hillock (initial segment).Â
. multiple axon hillocks (initial segments).Â
c. one dendrite.Â
d. one axon hillock (initial segment) and one dendrite.Â
e. multiple axon hillocks (initial segments) and one dendrite.Â
2. Which statement best describes most neurons?Â
a. They receive information via axons.Â
. They transmit information to other cells via dendrites.Â
c. They are polarized.Â
d. They conduct signals bidirectionally.Â
e. They transmit electrical signals via cytoplasmic continuity Â
Using the ion concentrations below, what would be the mem
ane potential of an artificial mem
ane kept at physiological temperature if PK = 1, PNa = 10, and PCl = 0.04? Ion [inside] mM [outside] mM K XXXXXXXXXXNa XXXXXXXXXXCl XXXXXXXXXXÂ
a XXXXXXXXXXmVÂ
XXXXXXXXXXmVÂ
c XXXXXXXXXXmVÂ
d. – 39.3 mVÂ
e. The mem
ane potential is not listed here Â
Explain the difference between action potentials and synaptic potentials. Please restrict your answer to a maximum of 4-5 sentences