When a neurotransmitter molecule binds briefly with a receptor site, changes occur in the receiving neuron's charge. If there is a voltage shift in a negative direction, then the effect is:
a. inhibitory, and so the probability that the receiving neuron will fire decreases.
b. excitatory, and so the probability that the receiving neuron will fire increases.
c. inhibitory, and so the probability that the receiving neuron will fire increases.
d. excitatory, and so the probability that the receiving neuron will fire decreases.
Answer: a
You might also like to view...
The Nissl stain identifies only a small percentage of cells in an area.
Answer the following statement true (T) or false (F)
Changes in the magnitude of a response to environmental stimuli is typical in a. instinctive behaviors
b. reflexes. c. associative learning. d. nonassociative learning.
__________ make(s) classical conditioning possible in the young infant
A) Newborn reflexes B) A novelty preference C) Observational learning D) Habituation
Individuals at Kohlberg's __________ level move beyond unquestioning support for their own society's rules and laws
A) preconventional B) conventional C) postconventional D) social-order-maintaining