When a Patient Is Admitted to the Emergency Department After

question 21

Multiple Choice

When a patient is admitted to the emergency department after a submersion injury, which assessment will the nurse obtain first?

• A) Apical pulse
• B) Lung sounds
• C) Body temperature
• D) Level of consciousness

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Definitions:

Size Constancy

The perceptual phenomenon where the size of an object is perceived to remain constant despite changes in its distance from the viewer.

Retinal Image

The projection of visual stimuli onto the retina, the light-sensitive layer at the back of the eye, forming the basis of visual perception.

Law of Size Constancy

The perceptual principle stating that our perceptions of the size of objects remain constant despite changes in the size of the images they cast on our retinas due to distance.

Visual Angle Theory

The concept that the perception of an object's size is determined by its visual angle and the distance from the observer.