Study Guide CH. 1-3

A(n)__________is the lingering visual impression made by a stimulus that has been removed.

afterimage

A number of people with severe cases of epilepsy have split-brain operations in which much of__________is severed.

the corpus callosum

A person with normal color vision is labeled a _____.

trichromat

When following the scientific method, psychologists usually begin a study by:

formulating a research question.

Which of the following statements is true of the scientific method?

Psychologists are guided by principles of critical thinking as they try to draw conclusions from research evidence collected through the scientific method.

The__________minimizes leakage of the electrical current being carried along the axon, thereby allowing messages to be conducted more efficiently.

myelin sheath

The _____ is the branch of the autonomic nervous system that is most active during processes that restore the body's reserves of energy.

parasympathetic division

One of the advantages of__________is that by distributing questionnaires and analyzing answers with a computer, psychologists can study many thousands of people at a time.

Surveys

Monozygotic twins share _____ of their genes.

100%

Which of the following was proposed by functionalists?

Adaptive behavior patterns are learned and maintained.

The axon bundle that transmits neural impulses from the organ of Corti to the brain is known as the__________.

Auditory nerve

__________primarily study the changes—physical, cognitive, social, and emotional—that occur throughout the life span.

Developmental psychologists

Frequency and amplitude are dependent on each other.

False

__________is the sense of equilibrium that informs us about our bodies' positions relative to gravity.

The vestibular sense

In positron emission tomography, to track the metabolism of glucose, a radioactive compound called a(n) _____ is mixed with glucose and injected into the bloodstream.

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