Which of the Following Are Considered Functional Properties of the Cardiac

question 30

Multiple Choice

Which of the following are considered functional properties of the cardiac conduction system?
I. Initiate cardiac contraction
II. Accelerate depolarization across the atria
III. Slows the depolarization across the A-V node
IV. Accelerates depolarization down the bundle branches and Purkinje fibers

• A) I and II
• B) III and IV
• C) II, III, and IV
• D) I, II, III, and IV

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Definitions:

Decibels

A unit of measurement for sound intensity, often used to describe the loudness of noises and sounds in the environment.

Hertz

A unit of frequency in the International System of Units (SI), indicating the number of cycles per second.

Aperiodic Tones

Sounds that lack a regular repeat pattern in their waveforms, contributing to the complexity of auditory perception.

Overtones

Harmonic frequencies which are higher than the fundamental frequency of a sound, contributing to its timbre.