Some drugs that are used to treat the nervous system act by modulating synaptic activity; drugs that enhance the effects of a neurotransmitter are known as _______, whereas those that block the effects of a neurotransmitter are called _______.
A) hyperpolarizers; depolarizers
B) transmitters; blockers
C) ionotropic; metabotropic
D) chemical; electrical
E) agonists; antagonists
Correct Answer:
Verified
Q237: The drug pentylenetetrazole (PTZ) blocks the action
Q238: The _ toxin causes uncontrolled muscle contraction.
Q239: Damage to the axon hillock of a
Q240: During the withdrawal reflex, sensory neurons transmit
Q241: Synapses between neurons can be excitatory or
Q243: In the neuromuscular junction, the response of
Q244: Sea stars have a nerve net in
Q245: If you were to design an axon
Q246: During limb movement, one muscle of a
Q247: All of the following characterize reflexes except
A)
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents