LearnSmart QuestionsThe layer of fat cells that encases many axons is called the
A. synapse.
B. myelin sheath.
C. neurotransmitter.
D. dendrite.
Answer: B
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The classic forgetting curve that Ebbinghaus described for nonsense syllables has a:
A. rapid downward slope, then levels out and declines gradually B. slight upward slope, followed by a rapid downward slope C. series of alternating upward and downward slopes D. slight decline
To test the hypothesis, "Anxiety hurts performance," anxiety would be the ____ variable and performance would be the ____ variable
a. dependent; independent b. independent; dependent c. confounding; depending d. independent; confounding
What is the earliest evidence of humans' ability to understand basic mathematical ideas?
A) Newborns less than one week old can distinguish between cards with four black dots and cards with six black dots. B) Newborns less than one week old can distinguish between cards with two black dots and cards with three black dots. C) Children do not recognize mathematical quantities when they see or hear them until they are about four years old. D) Infants two or three months old can match the number of objects they see to the number of sounds they hear.
In personality development, heredity and biological predispositions refer to the influence of
a. nature. b. nurture. c. situational determinants. d. all of these.