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Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

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The human body produces and destroys 15 million blood cells every second.

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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

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People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

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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).

Formation of an atherosclerotic plaque within a coronary artery; may lead to coronary artery disease Formation of an atherosclerotic plaque within a coronary artery; may lead to coronary artery disease
Left coronary artery (only seen if auricle is open) Left coronary artery (only seen if auricle is open)
The carnitine acyltransferase system, for transport of fatty acyl-CoAs into mitochondria The carnitine acyltransferase system, for transport of fatty acyl-CoAs into mitochondria
Unsaturated Fatty Acids Unsaturated Fatty Acids
Palpating the carotid artery Palpating the carotid artery
Fatty Acids Fatty Acids
Video: Neurosynapse Animation

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