Lashley found that a deep cut in a rat's cerebral cortex completely eliminated the effects of learning under what circumstances, if any?
a. if the cut was made after the learning
b. if the learned task was simple
c. if the learned task was complex
d. under none of the circumstances he studied
d
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____ is a neurotransmitter that is found at the neuromuscular junction, in the autonomic nervous system, and in the central nervous system
a. Dopamine b. Serotonin c. Acetylcholine d. Glutamate
Chloe tests an intervention for kindergartners who become upset and refuse to attend school. She has found it works well in the small rural school for her first study and is now testing it in other settings such as the suburbs and in inner-city schools. In doing so, she is addressing ____ validity
a. conclusion b. construct c. internal d. external
Carl, who is in his early 80's, has a history of strokes and overtime has developed significant disturbances in memory, reasoning, judgment, impulse control, and personality. This combination has left him confused, suspicious, apathetic, and withdrawn. Carl is most likely suffering from
a. Alzheimer's disease. b. dementia. c. normal old age mental losses. d. a paranoid delusional disorder.
