1. Which is the primary function absolute refractory period? a) To return the membrane potential to...

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Medical Sciences

1. Which is the primary function absolute refractory period?
a) To return the membrane potential to the resting state
b) Allows the impulse to migrate only one way down the axon
c) To depolarize the neuron
d) To allow sodium to move into the cell
2. The Nodes of Ranvier
a) Increase absorption of Calcium by skeletal muscle cells
b) Store Potassium as a reserve for enhance neuron function
c) Speed transmission along the axon by allowing saltatoryconduction
d) Enhance strength of skeletal muscle by increased Calciumrelease
3. Which is the primary function absolute refractory period?
a) To return the membrane potential to the resting state
b) Allows the impulse to migrate only one way down the axon
c) To depolarize the neuron
d) To allow sodium to move into the cell
4. Which of the following support cells does not belong to theCentral Nervous System?
a) Astrocytes
b) Oligodendrocytes
c) Microglia
d) Ependyma
5. Which part of the brain is vital for causing short-termmemories to become long-term memories?
a) Midbrain
b) Thalamus
c) Hippocampus
d) Pons

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4.0 Ratings (748 Votes)

1 B Allows the impulse to migrate only one way down the axon Explanation The absolute refractory period is the time after the excitatory phase during which a second Action potential cant be initiated irrespective of the intensity of See Answer

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