The regulation of sleep, mood, and appetite involve brain systems using the neurotransmitter
a. serotonin
b. dopamine.
c. norepinephrine.
d. epinephrine.
a
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The ____________________ theory of emotion argues that body reactions precede and drive the subjective experience of emotions
Fill in the blank(s) with correct word
When toxins affect sperm cells, the damaged sperm usually
A) do not survive the long journey to the egg. B) have minimal impact on the child that is created. C) lead to low energy levels when the toxin is alcohol. D) multiply at rapid rates leading to multiple pregnancies.
Which of the following best describes Freud's thoughts on the relationship between personality and psychosexual stages?
A. A sense of self must be formed before a person can progress through the psychosexual stages. B. Personality is needed to protect the ego throughout the psychosexual stages. C. Personality characteristics emerge due to conflict in each psychosexual stage. D. A clash between the psychosexual stages may prevent the development of personality.
Cataracts can be treated with surgery that ____
a. replaces affected lenses with artificial lenses b. depressurizing the eyes c. reshapes the cornea d. replaces the rods and cones of the retina