Action potentials in muscle fibers
a. do not occur
b. spread out in two directions on either side of a receptor site.
c. travel in only one direction, from one end of a muscle fiber to the other.
d. lead to multiple twitches in that fiber.
b
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Freud thought people went through a series of distinct early life stages through which personality was formed. What were these stages called?
A) the Big Five stages B) psychoanalytic stages C) psychosexual stages of development D) psychosocial stages of development
Parental negativity is related to greater compliance on the part of the child
Indicate whether the statement is true or false
What happens to the number of connections in our brains during toddlerhood?
A. The connections multiply immensely. B. The connections begin to form and take time to mature. C. No new connections are formed, but pruning takes place. D. Nothing changes in regard to synaptic connections.
Which of the following statements about the development of self-concept is true?
A) As children move into adolescence, self-concept is increasingly vested in feedback from close friends.
B) A large discrepancy between an ideal self and a real self boosts self-esteem.
C) In middle childhood, self-descriptions rarely include reference to social groups.
D) School-age children often avoid making social comparisons when describing themselves.