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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.

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Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

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A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Hydrocephalus. The figure on the left is a child with the enlarged ventricles of hydrocephalus. The Hydrocephalus. The figure on the left is a child with the enlarged ventricles of hydrocephalus. The
Deficiency/Vice, Mean/Virtue, Excess/Vice Deficiency/Vice, Mean/Virtue, Excess/Vice
The population of Asia increases rapidly, the demand for food and water is also growing The population of Asia increases rapidly, the demand for food and water is also growing
The introduction of a new generation of electric and hybrid cars will reduce the demand for oil The introduction of a new generation of electric and hybrid cars will reduce the demand for oil
During a period of high power demand, the voltage output of the power company is reduced by ... During a period of high power demand, the voltage output of the power company is reduced by ...
Suppose a country imports televisions. The country's supply and demand curves are shown in ... Suppose a country imports televisions. The country's supply and demand curves are shown in ...
Video: Fetal Development of the Cardiovascular System

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