Neurophysiology Practice Quiz Questions And Answers
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Do you want to study neurophysiology? Here is a neurophysiology practice quiz for you if you want to test your knowledge and understanding regarding the same. If you can do this quiz, you can do the real one! Try to answer as many questions as you can in this quiz, and try to get a good score. We wish you the best of luck with your test, and enjoy your time playing this quiz. Let's go!
- 1.What kind of neurons carry signals toward the brain?
- A.
Interneurons
- B.
Motor neurons
- C.
Sensory neurons
- D.
Multipolar neurons
- 2.The part of the neuron that sends the signal to the next neuron is called the:
- A.
Soma
- B.
Axon
- C.
Dendrites
- D.
Microtubules
- 3.The resting membrane potential of a neuron is closer to:
- A.
-65
- B.
+40
- C.
0
- D.
-85
- 4.If Na+ channels are opened on a cell, immediately:
- A.
K+ ions would rush out.
- B.
K+ ions would rush in.
- C.
Na+ ions would rush out.
- D.
Na+ ions would rush in.
- 5.Astrocytes:
- A.
Myelinate PNS axons
- B.
Are involved in brain immune function
- C.
Myelinate CNS axons
- D.
Provide physical support to neurons
- 6.Which is true about action potentials?
- A.
The more depolarization, the bigger the action potential
- B.
EPSPs can summate to produce action potentials.
- C.
Conduction velocity decreases with myelin
- D.
The refractory period increases the firing rate of an action potential.
- 7.Local potentials that depolarize the cell are called:
- A.
EPSP's
- B.
IPSP's
- C.
Action potentials
- D.
Hyperpolarizations
- 8.Oligodendrocytes:
- A.
Myelinate axons in the brain
- B.
Myelinate multiple axons at once
- C.
Provide physical support
- D.
All of the above
- 9.MRI shows damage to the cerebellum. Which of the following functions would be affected?
- A.
Coordination of movement
- B.
Inability to speak
- C.
Memory loss
- D.
All of these
- 10.What does the nervous system do?
- A.
Educates
- B.
Generates responses
- C.
Makes vulnerable
- D.
None of these
- 11.Which structure is a part of the rhombencephalon?
- A.
Temporal lobe
- B.
Thalamus
- C.
Medulla
- D.
None of these
- 12.A basic nervous system function
- A.
Sweating
- B.
Learning
- C.
Remembering
- D.
Nothing
- 13.Which neuroglia is responsible for forming the myelin sheath around axons in the peripheral nervous system?
- A.
Microglia
- B.
Astrocytes
- C.
Schwann cells
- D.
Oligodendrocytes
- 14.An example of lower motor neuron dysfunction?
- A.
Inability to fly
- B.
Inability to learn a language
- C.
Both A & B
- D.
Left-arm is weaker and shorter.
- 15.When the membrane is more negative than the resting potential, it's called:
- A.
Depolarization
- B.
Hyperpolarization
- C.
EPSP
- D.
IPSP
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