Which of the Following Is NOT True of Cromolyn Sodium

question 8

Multiple Choice

Which of the following is NOT true of cromolyn sodium?

• A) It relieves allergic reactions after exposure to allergens.
• B) It relieves allergic reactions before exposure to allergens.
• C) It takes about a week for it to be effective.
• D) It should be used throughout the allergy season.
• E) It is not effective against nonallergic rhinitis.

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Definitions:

Fixed-Ratio

A reinforcement schedule where a response is reinforced only after a specified number of responses.

Variable-Ratio

A reinforcement schedule where a response is reinforced after an unpredictable number of responses, leading to high and steady response rates.

Fixed-Interval

A schedule of reinforcement where rewards are delivered at constant intervals of time, contingent on the first response after the interval has passed.

Variable-Interval

A reinforcement schedule that reinforces a response at unpredictable time intervals, leading to steady, moderate response rates.