Increasing the Number of Slow Ca²⁺ Channels Open in the Sinoatrial

question 59

True/False

Increasing the number of slow Ca²⁺ channels open in the sinoatrial node increases heart rate.

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Definitions:

FR 40 Schedule

A type of fixed-ratio schedule where reinforcement is provided after a set number of responses, specifically 40 responses in this case.

Operant Chamber

An apparatus that creates an enclosed environment, used for the study of operant behavior within it.

Matching Law

A principle of behavioral psychology that states an individual will choose to engage in behaviors proportional to the rewards offered for those behaviors.

FR 10 Schedule

A fixed-ratio schedule of reinforcement where a response is rewarded only after it has been performed a specified number of times, in this case, ten times.