A Patient Has a High-Pitched Grating Sound Over the Third

question 28

Multiple Choice

A patient has a high-pitched grating sound over the third intercostal space to the left of the sternum.Upon further examination,you determine that the patient has a pericardial friction rub because

• A) the sound does not change with respiration.
• B) the sound radiates to the right side.
• C) she is complaining of pain with breathing.
• D) the sound disappears when she holds her breath.

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Definitions:

Color Vision

The ability of the visual system to distinguish different wavelengths of light, enabling the perception of various colors.

Universes

Universes refer to all existing matter and space considered as a whole; the cosmos. In theoretical physics, it can also denote multiple instances in a multiverse.

False Alarm

An incorrect signal indicating the presence of a condition, event, or situation that in reality does not exist.

Signal Detection

A theory and method in psychology and related fields that examines the ability to discern between information-bearing patterns and random patterns that distract from the information.