________ Uses No Radiation

question 25

Short Answer

________ uses no radiation. It uses very high-frequency sound waves and the echoes they produce when they hit an object.

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Definitions:

Retrospective

Looking back on or dealing with past events or situations.

Independent Risk Factor

A variable that on its own increases the likelihood of developing a disease or health condition, independent of other factors.

Risk Factor

An attribute, characteristic or exposure of an individual that increases the likelihood of developing a disease or injury.

Obesity

A state of health where there is an excessive accumulation of body fat, heightening the risk of various health complications.