After a neuron has been myelinated, its transmission speed
A) doubles.
B) triples.
C) quadruples.
D) slows down.
B
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Professor Sanchez is interested in studying the development of motor skills. She collects data from 200 one-year-olds, and follows and assesses them for a period of five years. What type of research design is Professor Sanchez using?
A. Cohort design B. Longitudinal design C. Lifespan design D. Cross-sectional design
In the second trimester, the pregnant woman experiences early fetal movement called
a. neural awakening. b. fluttering. c. amniotic waves. d. quickening.
According to Freud, the ego is guided by the _____
A) moral principle B) reality principle C) pleasure principle D) reasoning principle
Which of the following is one of the traits Maslow theorized was possessed by self-actualizers?
a. egocentrism b. extraversion c. superior intelligence d. capacity to laugh at oneself