Answer:
c. "It reduces the heart rate, AV conduction, and contractility.
Explanation:
Verapamil is in a class of medications called calcium-channel blockers. It works by relaxing the blood vessels so the heart does not have to pump as hard. It also increases the supply of blood and oxygen to the heart and slows electrical activity in the heart to control the heart rate.
Answer:
Differential reinforcement of low rates of behavior
Explanation:
Based on the information provided within the question it can be said that this is a Differential reinforcement of low rates of behavior. Also known as DRL, this requires a minimum amount of time to pass before a reinforcement is introduced, but must be less than the prescribed limit. This technique was created by Ferster and Skinner in 1957.
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