Which of the following statements is true of the activity of neurons?
a. The nerve impulse fades in strength as it travels through the neuron.
b. Transmission of information at synapses occurs by means of direct physical
contact between the nerve cells.
c. The size and speed of the neural impulse is the same for a particular axon
regardless of the strength of the stimulus that sets it off.
d. None of the above are true.
c
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The specialized form of speech that adults use with very young infants is known as __________.
A. phonemes B. syntax C. infant-directed speech D. babbling
The case of Little Brenda, who was born a biological male but raised as a girl, illustrates that ____
a. virtually all human behavior is determined by nature rather than culture b. gender identity is almost completely based on upbringing rather than biology c. socialization is a powerful force, but there are limits to how much it can influence people d. as people age, nature becomes increasingly less important and nurture becomes increasingly more important
During which stage of development would a person first be able to understand that her dad is a parent, an uncle, and someone's son (i.e., understand class inclusion)?
a. Formal operations b. Sensorimotor c. Concrete operations d. Preoperational
Theo is quite a loner. He walks to class by himself, does not talk to anyone, and appears indifferent to other people. It is clear that Theo neither desires nor enjoys closeness with others. He does not act in any obviously unusual ways, nor does he appear to possess strange beliefs about the world. Of the following personality disorders, Theo appears to be a. avoidant
b. antisocial. c. schizotypal. d. schizoid.