Laboratory research reveals that __________ becomes more challenging with age
A) the ability to focus on a simple task
B) the ability to perform familiar tasks in everyday life
C) sustaining two tasks at once, when at least one of the tasks is complex,
D) determining whether a letter string forms a word
C
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Vicki is taking her morning walk when a strange dog appears in her path and begins to growl at her. Vicki's heart begins to race, the hair on her arms stands on end, and her palms begin to sweat as fear envelops her. These symptoms that Vicki is experiencing are due to the reactions of her __________ nervous system
a. sympathetic b. parasympathetic c. somatic d. central
An experiment is externally valid if:
a. the outcome can be attributed to the independent variable only. b. the results generalize to other settings. c. the results are attributed only to external variables. d. there are no alternative explanations of the findings.
The CS in the Little Albert experiment was a __________
a. rabbit b. rat c. teddy bear d. mouse
Based on various physical stressors, Hans Selye determined through autopsies that the rats in his experiments experienced common physiological patterns of change over time, such as reductions in the size of the thymus and lymph glands, enlarged adrenal cortexes, and ulcerated stomachs. He described these physiological changes as stress reactions. They were characterized as ____ because they
represented common patterns to a host of different stressors. a. generic responses c. physiological responses b. alarm responses d. non-specific responses Fill in the blank(s) with correct word