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Did you know?

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.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

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Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Insertion of membrane proteins into the ER membrane Insertion of membrane proteins into the ER membrane
Arthritis. (a) Photograph of osteoarthritis within the joints of the fingers. Arthritis. (a) Photograph of osteoarthritis within the joints of the fingers.
Figure-8s on the toes mobilize joints of the foot. Figure-8s on the toes mobilize joints of the foot.
Structure of a typical cell membrane Structure of a typical cell membrane
Connective Tissue Fibers Connective Tissue Fibers
General Characteristics of Muscular Tissue General Characteristics of Muscular Tissue
Video: Cleavage and Implantation Animation

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