Research Conducted by Hankey (2011) Has Found That Factors Such

question 46

Multiple Choice

Research conducted by Hankey (2011) has found that factors such as hypertension, smoking, abdominal obesity, limited physical activity, and stress account for ____ of the risk of stroke.

• A) 40 percent
• B) 60 percent
• C) 75 percent
• D) 90 percent

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Definitions:

SPECT

Single photon emission computed tomography; a radiologic procedure in which a gamma camera detects signals induced by gamma radiation and a computer converts these signals into two- or three-dimensional images that are displayed on a screen.

Gamma Radiation

High-energy electromagnetic radiation emitted from radioactive atoms and used in medical treatments and imaging, as well as industrial applications.

Gamma Camera

A device that detects gamma radiation and creates images for diagnostic purposes in nuclear medicine.

Brain Damage

Injury to the brain that impairs its functions, possibly resulting from trauma, lack of oxygen, infections, or other causes.