Following release from the presynaptic cell, neuropeptides
a. cannot be deactivated by enzymes, whereas small-molecule transmitters diffuse away or are deactivated by reuptake.
b. are deactivated by reuptake, whereas small-molecule transmitters diffuse away or are deactivated by enzymes.
c. can diffuse away from synapses, whereas small-molecule transmitters are deactivated by reuptake
d. and small-molecule transmitters can be deactivated by diffusion, enzymes, or reuptake.
c
You might also like to view...
A patient with auditory hallucinations will experience the least distress when the voices are ____
a. malicious b. positive c. controlling d. insistent
Which of the following occur(s) when DRO is used in conjunction with a punishment procedure?
a. the absence of the problem behavior is reinforced b. an alternative behavior is reinforced c. the problem behavior increases d. A and B
________ are individuals who receive a sexual thrill from inflicting pain on others, and ________ are individuals who receive a sexual thrill from receiving physical pain
a. Sadists; masochists b. Masochists; sadists c. Transvestites; paraphiliacs d. Paraphiliacs; transvestites
Which of the following statements is true of the biological views that explain the origins of anxiety disorders?
A) Fraternal twins are much more likely to have similar anxiety disorders than identical twins. B) Humans are not genetically predisposed to fear stimuli that may have posed a threat to their ancestors. C) People's appraisals of the magnitude of threats help determine whether they are traumatic and can lead to posttraumatic stress disorder. D) A predisposition toward anxiety, in the form of a highly reactive autonomic nervous system, can be inherited.