neur 100 sp 25 final review

neur 100 sp 25 final review

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Hard

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40 questions

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1.

FLASHCARD QUESTION

Front

What effect does myelin have on an action potential?

Back

speeds it up

2.

FLASHCARD QUESTION

Front

What channels open once Vm reaches threshold?

Back

VG Na+ channels

3.

FLASHCARD QUESTION

Front

What effect does an influx of Cl- have on the likelihood of a neuron to fire an action potential?

Back

decrease

4.

FLASHCARD QUESTION

Front

Which of the following best describes an inhibitory postsynaptic potential (IPSP)?
Options: A depolarization that brings the neuron closer to threshold, A hyperpolarization that makes the neuron less likely to fire, A rapid action potential, An opening of sodium channels

Back

A hyperpolarization that makes the neuron less likely to fire

5.

FLASHCARD QUESTION

Front

Which type of receptor has a slower but longer-lasting effect on the postsynaptic cell?

Back

Metabotropic

6.

FLASHCARD QUESTION

Front

Damage to the basal ganglia is most likely to affect:

Back

Motor control

7.

FLASHCARD QUESTION

Front

Which brain region is essential for forming new declarative memories?

Back

Hippocampus

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