The nervous system is a large network of billions of interlinked nerve cells, or
A. Neurons
B. Astrocytes
C. Neurotransmitters
D. Somas
Answer is A. Neurons
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The __________ principle of infant growth states that development proceeds from the center of the body outward.
A) Independence of systems B) Proximodistal C) Hierarchical integration D) Cephalocaudal
Social psychologist Stanley Schachter hypothesized that changes in anxiety would relate to the need for affiliation. In this study, the independent variable was
a. amount of anxiety. c. anxious subjects. b. desire to be with others. d. need for affiliation.
Perceptual skills involved in putting puzzles together or recognizing musical melodies are special skills of the
a. right hemisphere. b. left hemisphere. c. midbrain. d. corpus callosum.
The term variable may best be defined as a
a. property of an event that can assume any of a range of values b. label assigned to an observation c. single number that allows one to summarize, analyze, or evaluate a group of observations d. numerical value assigned to an observation