The "Selectivity" of a Particular Ion Channel Refers to Its

question 64

Multiple Choice

The "selectivity" of a particular ion channel refers to its

• A) permitting passage by positive but not negative ions.
• B) permitting passage by negative but not positive ions.
• C) ability to change its size depending on the ion needing transport.
• D) binding with only one type of neurotransmitter.
• E) permitting passage only to a specific ion.

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Definitions:

Discrimination

The unjust or prejudicial treatment of different categories of people or things, especially on the grounds of race, age, or sex.

Classical Conditioning

A teaching method that employs the repetitive pairing of two stimuli; over time, the response initially caused by the second stimulus becomes caused by the first stimulus alone.

CS

An abbreviation that can stand for "Conditioning Stimulus" in behavioral psychology, relating to the process by which a neutral stimulus becomes associated with a reflexive response.

Extinction

In the field of psychology, the slow reduction and final fading of a learned response occurs when the conditioned stimulus isn't combined with the unconditioned stimulus anymore.