Acceleration-Deceleration Movements of the Head Often Result in Polar Injuries

question 27

Multiple Choice

Acceleration-deceleration movements of the head often result in polar injuries in which

• A) injury is localized to the site of initial impact.
• B) widespread neuronal damage is incurred.
• C) bleeding from venules fills the subdural space.
• D) focal injuries occur in two places at opposite poles.

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Definitions:

Anaphylaxis

A severe, potentially life-threatening allergic reaction that can occur rapidly after exposure to an allergen.

-phylaxis

A suffix denoting protective measures or actions taken to prevent disease.

Hemorrhage

Excessive bleeding or the escape of blood from a ruptured blood vessel, either internally or externally.

Hemostasis

Hemostasis is the process by which the body stops bleeding through blood clotting and constriction of blood vessels.