Billy is a four-year-old boy. He has trouble walking and running like other children his age, and he sleeps through most of the day. He is diagnosed with multiple sclerosis. Billy's condition is the result of _____
A) the abnormal lengths of the axons
B) a disruption in his myelin sheaths
C) the presence of an extra copy of chromosome 21
D) a disruption in his rapid eye movement sleep
B
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Why do young adults choose to have children?
A. They get pleasure from watching their children grow, and fulfillment from seeing them be successful. B. There are health benefits to the mother from having a successful pregnancy. C. They want to get financial gain from government benefits programs, such as tax breaks and welfare. D. The majority of parents do not plan to have children.
How do behaviorism and ethology differ in their approaches to explaining child development?
What will be an ideal response?
A reinforcer that is reinforcing in and of itself is called a ________ reinforcer
a. direct b. delayed c. primary d. secondary
Why is avoidance behavior so often maintained?
a) People do not want to overcome their fears. b) Such behavior reduces the amount of fear a person experiences. c) Friends and family members generally encourage it. d) People fail to use safety behaviors.