#Question id: 11196
#Unit 7. System Physiology – Animal
Pyrethroid insecticides prevent the voltage-gated sodium channels of insects from inactivating. Neurons that were exposed to pyrethroids would ________.
#Question id: 11197
#Unit 7. System Physiology – Animal
After the depolarization phase of an action potential, the resting potential is restored by ________.
#Question id: 11198
#Unit 7. System Physiology – Animal
The "undershoot" phase of hyperpolarization is due to ________.
#Question id: 11199
#Unit 7. System Physiology – Animal
The fastest possible conduction velocity of action potentials is observed in ________.
#Question id: 11200
#Unit 7. System Physiology – Animal
Action potentials are normally carried in only one direction: from the axon hillock toward the axon terminals. If you experimentally depolarize the middle of the axon to threshold, using an electronic probe, then ________.
#Question id: 11201
#Unit 7. System Physiology – Animal
Why are action potentials usually conducted in one direction?