The Anti-Acne Medication Retin-A,also Used for Reduction of Wrinkles,has the Active

question 75

Multiple Choice

The anti-acne medication Retin-A,also used for reduction of wrinkles,has the active ingredient all-trans retinoic acid.It can be toxic if ingested,but surprisingly it is chemically related to other forms of vitamin A you get in your diet from

• A) fruits.
• B) vegetables.
• C) liver.
• D) dairy products.
• E) All of the above

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Definitions:

VI 30 Schedule

A variable interval schedule of reinforcement where a response is rewarded, on average, every 30 seconds.

Operant Chamber

A laboratory apparatus used in behavioral psychology to study animal behavior by manipulating consequences of their actions.

Primary Reinforcers

Innate reinforcing stimuli that satisfy basic biological needs, such as food, water, and warmth.

Speech Therapy

The assessment and treatment of communication problems and speech disorders.