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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

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The horizontal fraction bar was introduced by the Arabs.

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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

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More than 4.4billion prescriptions were dispensed within the United States in 2016.

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Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Skin structure, including the three layers of the skin and the accessory organs: sweat gland, sebace Skin structure, including the three layers of the skin and the accessory organs: sweat gland, sebace
Skin closure methods Skin closure methods
Types of primary skin lesions Types of primary skin lesions
Remove cold source, and check the knee for changes. Notice skin color and changes in swelling around ... Remove cold source, and check the knee for changes. Notice skin color and changes in swelling around ...
Inflamed skin (dermatitis) can result from pellagra Inflamed skin (dermatitis) can result from pellagra
Sensory receptors in human skin. Sensory receptors in human skin.
Video: Calvin cycle (The light-independent reactions )

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