Professor Tutson is lecturing about the peripheral nervous system. She tells her class that the parasympathetic system primarily uses ____ to communicate.
A. dopamine
B. serotonin
C. acetylcholine
D. norepinephrine
Answer: C
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The fact that we are generally much more aware of the changes in our sensory environments than we are of the constants is the general idea behind
a. signal-detection theory. b. sensory adaptation. c. the method of constant stimuli. d. sensory equalization.
Regarding group cohesiveness and solitude, which of the following statements is FALSE?
a. Solitude is the same as loneliness. b. Group cohesiveness is the basis for much of the power that groups exert over us. c. Group cohesiveness is particularly strong for in-groups. d. Most of us need at least some occasional quiet time away from the hustle and bustle of social life.
A researcher who watches college students during an exam and counts how many students bite their nails is conducting a scientific observation
Indicate whether this statement is true or false.
_____ are desires or needs that cause us to generate or create behavior and then aim our behavior toward a particular task
a) Emotion-based stimuli b) Emotions c) Sexual derivatives d) Motives