Use Your Critical-Thinking Skills to Determine the Effects of Beta-Adrenergic

question 15

Multiple Choice

Use your critical-thinking skills to determine the effects of beta-adrenergic blocking drugs on the heart.

• A) Increase in heart rate, increase in the force of contractions, and increase in impulse conduction through the heart
• B) Decrease in heart rate, decrease in the force of contractions, and decrease in impulse conduction through the heart
• C) Decrease in heart rate, decrease in the force of contractions, and increase in impulse conduction through the heart
• D) Increase in heart rate, increase in the force of contractions, and decrease in impulse conduction through the heart

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Definitions:

Undesirable Consequence

Negative outcomes or punishments associated with a specific action or behavior, which function to decrease the likelihood of the behavior reoccurring.

Behaviour

The actions or reactions of a person or object in response to external or internal stimuli.

Positive Reinforcement

A technique used to encourage desired behavior by offering rewards or incentives when the behavior is demonstrated.

Approval

The act of accepting or endorsing something as meeting a required standard or condition.