Positron Emission Tomography (PET)scans Use Radioisotopes That Decay by Positron $\gamma$

question 68

Short Answer

Positron emission tomography (PET)scans use radioisotopes that decay by positron emission. Once formed, a positron combines with an electron to form _____ $\gamma$ ray(s), which create a scan of an organ.

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Definitions:

Single Mother

A single mother is a woman who raises her child or children without the involvement or support of the child's father, due to various circumstances such as divorce, separation, death, or choice.

U.S. Birthrates

The statistical measure of the number of births per 1,000 people in the United States over a specified period of time.

15- To 16-Year-Old Girls

Adolescent females in the age range of fifteen to sixteen, often experiencing significant physical, emotional, and cognitive development.

Decline

A decrease or deterioration in condition, quality, or level, often observed over time and in various contexts, including health, economic performance, and environmental conditions.