Typical CT Doses Range from ___________________ During Head Imaging and from __________

question 6

Multiple Choice

Typical CT doses range from ___________________ during head imaging and from __________ during body imaging.

• A) 20 to 40 mGyt (2000 to 4000 mrad), 20 to 40 mGyt (2000 to 4000 mrad)
• B) 20 to 40 mGyt (2000 to 4000 mrad), 30 to 50 mGyt (3000 to 5000 mrad)
• C) 30 to 50 mGyt (3000 to 5000 mrad), 20 to 40 mGyt (2000 to 4000 mrad)
• D) 30 to 50 mGyt (3000 to 5000 mrad), 30 to 50 mGyt (3000 to 5000 mrad)

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Definitions:

Sight of Person

The visual perception of another individual by an observer.

Puff of Air

A brief, forceful emission of air often used in experimental psychology to test blink reflex or corneal reflex responses.

Blinking

The rapid closing and opening of the eyelid, a reflexive action that helps to protect the eye from irritants and moisten it.

Spontaneous Recovery

The reappearance of a previously extinguished conditioned response after a pause in exposure to the conditioned stimulus.