Which of the following individuals was important to developing the understanding that nerve cells communicate using electrical signals?

A. Hermann von Helmholtz
B. Rene Descartes
C. Paul Broca
D. Phineas Gage


Answer: A

Psychology

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What role does inheritance play in the development of anxiety disorders?

a. Inheritance plays only a very weak role. b. Inheritance plays a very strong role. c. Inheritance plays only a modest role. d. Although inheritance plays a role in developing anxiety disorders, it is much stronger in GAD than other anxiety disorders.

Psychology

Which part of the eye gives a person her/his eye color?

a. cornea b. iris c. pupil d. fovea e. retina

Psychology

By the time children reach _____, they have usually acquired most of the syntactic rules of their language

A) preschool B) kindergarten C) first grade D) second grade

Psychology

As a science, psychology makes the assumption that behavior is subject to

a. will. b. physical laws. c. reflexes. d. animism. e. dualism.

Psychology