Amiodarone Is Categorized on the Vaughan Williams Classification as a Class

question 2

Multiple Choice

Amiodarone is categorized on the Vaughan Williams classification as a Class III drug.Which of the following best describes how this drug works?

• A)By blocking slow calcium channels
• B)By prolonging action potential duration
• C)By blocking sodium channels and affecting phase 0
• D)By decreasing spontaneous depolarization and affecting phase 4

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Definitions:

Electroencephalographs (EEGs)

Devices that measure the electrical activity of the brain through electrodes placed on the scalp.

Electroencephalograph (EEG)

A device used to record the electrical activity of the brain, often used in the diagnosis of neurological conditions.

Epileptic Seizure

A burst of uncontrolled electrical activity between brain cells (neurons) that causes temporary abnormalities in muscle tone or movements (stiffness, twitching, or limpness), behaviors, sensations, or states of awareness.

Electrical Activity

The movements or flow of electrical charges (ions) within or between cells, tissues, or organs, which are fundamental for various physiological processes including nerve impulse transmission and muscle contraction.