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Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

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Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

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A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Thyrohyoid muscle Thyrohyoid muscle
Injecting the ventrogluteal muscle. Injecting the ventrogluteal muscle.
Membrane potential of muscle cell Membrane potential of muscle cell
The three types of muscle: Skeletal, cardiac, and smooth. The three types of muscle: Skeletal, cardiac, and smooth.
Petrissage to adductor and quadriceps muscles. Knead, lift, and squeeze muscle bellies. Petrissage to adductor and quadriceps muscles. Knead, lift, and squeeze muscle bellies.
Vocal cords in the larynx. Action of skeletal muscle in the cords alters the width of the glottis, t Vocal cords in the larynx. Action of skeletal muscle in the cords alters the width of the glottis, t
Video: Stroke volume - afterload definition & hypertension

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