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Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

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Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

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Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

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There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Strategies of fluid feeders. Strategies of fluid feeders.
Lymphatic vessels (green) pick up excess tissue fluid, purify it in lymph nodes, and return it to th Lymphatic vessels (green) pick up excess tissue fluid, purify it in lymph nodes, and return it to th
Extracellular fluid (ECF) Extracellular fluid (ECF)
Urea (diesel exhaust fluid) injection is used to reduce NOx exhaust emissions. It is injected after ... Urea (diesel exhaust fluid) injection is used to reduce NOx exhaust emissions. It is injected after ...
Water Access Water Access
The chemical structure of the water molecule facilitates life The chemical structure of the water molecule facilitates life
Video: Bone processes - resorption and deposition, remodeling and response to stress in adult bones

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