Chapter 35: Q. 24 (page 1016)
How are neurons similar to other cells? How are they unique?
Short Answer
Because it contains dendrites, which can receive signals from other neurons, and axons that can send these signals to other cells.
Chapter 35: Q. 24 (page 1016)
How are neurons similar to other cells? How are they unique?
Because it contains dendrites, which can receive signals from other neurons, and axons that can send these signals to other cells.
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Get started for freeAfter an action potential, the opening of additional voltage-gated ________ channels and the inactivation of sodium channels, cause the membrane to return to its resting membrane potential.
a. sodium
b. potassium
c. calcium
d. chloride
Potassium channel blockers, such as amiodarone and procainamide, which are used to treat abnormal electrical activity in the heart, called cardiac dysrhythmia, impede the movement of K+ through voltage-gated K+ channels. Which part of the action potential would you expect potassium channels to affect?
What methods can be used to determine the function of a particular brain region?
What is the term for protein channels that connect two neurons at an electrical synapse?
a. synaptic vesicles
b. voltage-gated ion channels
c. gap junction protein
d. sodium-potassium exchange pumps
Which of the following statements is false?
a. The soma is the cell body of a nerve cell.
b. Myelin sheath provides an insulating layer to the dendrites.
c. Axons carry the signal from the soma to the target.
d. Dendrites carry the signal to the soma.
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