Normal Heart Sounds Are Best Heard

question 34

Multiple Choice

Normal heart sounds are best heard:

• A) directly over the semilunar and bicuspid heart valves.
• B) over areas where blood flows after it passes through a valve.
• C) near the carotid vessels.
• D) over the central sternum.

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Definitions:

Pupil

The pupil is the black circular opening in the center of the iris of the eye, which regulates the amount of light that enters the eye.

Iris

The colored part of the eye surrounding the pupil, responsible for controlling the diameter and size of the pupil and thus the amount of light reaching the retina.

White

A color perceived when light contains all the wavelengths of the visible spectrum at equal intensity.

Colored Part

Referring to the iris, the colored portion of the eye surrounding the pupil that controls the amount of light entering the eye.