Ivabrandine Selectively Blocks I_f Channels in the Heart

question 110

Multiple Choice

Ivabrandine selectively blocks I_f channels in the heart.Which statement would be true concerning a patient who is taking this drug?

• A) The drug would slow down this individual's heart rate.
• B) This patient must have been suffering from bradycardia.
• C) This drug would decrease contractility of the patient's heart.
• D) This drug would raise the blood pressure of the patient.
• E) The amount of calcium entering the patient's heart cells would increase.

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Definitions:

Outside World

Everything that exists outside of one's mind or personal experience, including physical reality and the environment.

Sympathetic Nervous System

A part of the autonomic nervous system that prepares the body for physical activity by increasing heart rate, dilating airways, and other physiological responses.

Mobilizing

The act of preparing and organizing resources or people for action or use.

Peripheral Nervous System

The part of the nervous system that consists of the nerves and ganglia outside of the brain and spinal cord, involved in connecting the CNS to limbs and organs.