Which of the Following Is Correct Concerning Shielding in CT

question 96

Multiple Choice

Which of the following is correct concerning shielding in CT?

• A) Shielding may have limited value because of very tight collimation and minimal scatter
• B) Conventional lead shielding of radiosensitive tissues such as gonads or thyroid can be done when they are located outside of the SFOV
• C) The shield must completely surround the patient because the tube travels in a circular motion
• D) All of these

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Definitions:

Fibrinogen

A blood plasma protein that's converted into fibrin by thrombin in the blood clotting process, essential for wound healing.

Fibrin

A protein that plays a crucial role in blood clotting, forming a fibrous mesh that impedes the flow of blood.

Tachycardia

A condition characterized by an abnormally rapid heart rate.

Systemic Circuit

The part of the cardiovascular system that carries oxygenated blood away from the heart to the body, and returns deoxygenated blood back to the heart.