While the senses of sight and sound have begun to emerge by 20 weeks, a fetus born at this time cannot survive because
A) its brain cannot yet control breathing and body temperature.
B) the billions of neurons of its brain are not yet produced.
C) the cerebral cortex, the seat of human intelligence, is too large.
D) the neurons of its brain have not begun forming synapses.
A
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When Walter's blood sugar dips, he becomes hungry. He eats, and then he is no longer hungry—his body is back in balance. This balancing is an example of
a. the two-factor model. b. instinct. c. homeostasis. d. optimal level of arousal. e. self-actualization.
Uncovering repressed childhood issues, if any exist, and using them to explain an individual's current difficulty is the goal of _____
a) humanistic therapy. b) psychodynamic therapy. c) behavioral modification. d) gestalt therapy.
During the fetal stage, the neurons become coated with an insulating material called myelin that helps speed the transmission of messages from the brain to the rest of the body
Indicate whether the statement is true or false.
What is the prevalence of obesity in Japanese American men compared to men living in Japan?
a. equal b. two to three times higher in Japanese Americans c. two to three times higher in men living in Japan d. only 1.5 times higher in men living in Japan if sumo wrestlers are excluded