All of the Following Mechanisms of Injury Yield a High

question 22

Multiple Choice

All of the following mechanisms of injury yield a high level of suspicion for life-threatening injury EXCEPT:

• A) a stab wound distal to the knee.
• B) a collision between a motorcycle and a pedestrian.
• C) falling off the top of a 30-foot extension ladder.
• D) a patient ejection from a motor vehicle after a collision.

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Definitions:

Cupulae

Gelatinous, dome-shaped structures found in the semicircular canals of the inner ear, crucial for detecting rotational movements of the head.

Papilla

Small, nipplelike process; projection of the dermis, containing blood vessels and nerves, into the epidermis; projections on the surface of the tongue.

Fovea Centralis

A small depression in the retina of the eye where visual acuity is highest, containing a high density of cone cells for color vision.

Posterior Retina

The innermost, light-sensitive part of the eye located at the back, responsible for processing visual information.