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  3. 12. the calcium channels are found in the axon ter

12. The calcium channels are found in the axon terminal end of the neuron (True/False): _________ 13....

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Medical Sciences

12. The calcium channels are found in the axon terminal end ofthe neuron (True/False): _________

13. During depolarization ___________ channels open and _______ion rushes into the cell.


14. During repolarization _____________ channels open and ________rushes out of the cell.

15. The resting membrane potential is restored by_________________.

A. Na channel B. Calcium channel C. Potassium channel D. Na/Kvoltage gated channel

  1. Which of the following correctly describes a gradedpotential?

    a. long distance signaling b. intensity of stimulation c. voltagestimulus to initiate d. voltage regulated repolarization

  2. When threshold is reached, this results in __________ potentialwhich is the basis for nerve impulse.

  3. Saltatory conduction is made possible by ________.

    a. the myelin sheath b. large nerve fibers c. diphasic impulses d.erratic transmission of nerve impulses

  4. The synaptic vesicles release the neurotransmitter Ach into thesynaptic cleft via

    a. Endocytosis b. Exocytosis c. Transcytosis d. Phagocytosis

Answer & Explanation Solved by verified expert
4.1 Ratings (679 Votes)
The Calcium channels are found in the terminal end of axon With help of these channels Calcium ion enters in the axon and cause fusion of neurotransmitter vesicles with the membrane thus releasing neurotransmitter TRUE Depolarization means entry of positively charged ions passively into the cell from the extracellular fluid As    See Answer
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