What Form of Nuclear Imaging Emits Positrons,causing Gamma Rays to Be

question 6

Multiple Choice

What form of nuclear imaging emits positrons,causing gamma rays to be discharged?

• A)MRI
• B)PET
• C)Ultrasound
• D)Fluoroscopy

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Definitions:

Fluid

A substance that has no fixed shape and yields easily to external pressure; can be a gas or a liquid.

Gap Junctions

Specialized intercellular connections between a multitude of animal cell-types that permit the direct transfer of ions and small molecules.

Cardiac Muscle

A specialized form of muscle tissue found only in the heart, characterized by interconnected cells that contract rhythmically to pump blood throughout the body.

Heart Wall

The muscle and tissue structure that comprises the outer layer of the heart, including the myocardium, the epicardium, and the endocardium.