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Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

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Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

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Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

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Blood is approximately twice as thick as water because of the cells and other components found in it.

Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s
A normal pregnancy. A normal pregnancy.
Cumulative Standard Normal Distribution Cumulative Standard Normal Distribution
Normal conduction pathway in the heart Normal conduction pathway in the heart
This image shows a normal third-trimester fetal brain This image shows a normal third-trimester fetal brain
This living protozoan is the common Paramecium multimicronucleatum that moves by means of its numero This living protozoan is the common Paramecium multimicronucleatum that moves by means of its numero
Video: Fetal Development of the Cardiovascular System

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