A _____ Refers to a Small Mass of Nervous Tissue

question 9

Multiple Choice

A _____ refers to a small mass of nervous tissue, consisting primarily of neuron cell bodies, outside of the brain and spinal cord.

• A) nucleus
• B) nerve
• C) tract
• D) ganglion

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Definitions:

Barbiturate

A class of drugs derived from barbituric acid that are used as sedatives, hypnotics, and anticonvulsants.

Instinctive Behavior

Actions or reactions that an organism is born with, such as reflexes and fixed action patterns, that are not learned.

Sign Stimulus

A distinctive environmental event that can activate the innate releasing mechanism (IRM) and release a fixed action pattern.

Fixed Action Pattern

A sequence of innate, unchangeable behaviors that is triggered by a specific stimulus and will be carried out to completion once started.