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Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

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Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

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Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

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Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

A cyanotic infant. Note the bluish tinge to the skin around the lips, chin, and nose A cyanotic infant. Note the bluish tinge to the skin around the lips, chin, and nose
Central and peripheral routes to persuasion Central and peripheral routes to persuasion
(A) Gently squeeze the whole hand between your fingers and palms. (B) Next squeeze each finger ... (A) Gently squeeze the whole hand between your fingers and palms. (B) Next squeeze each finger ...
Stand at the side facing the client. Apply L stroke to both sides of the neck with flat fingers ... Stand at the side facing the client. Apply L stroke to both sides of the neck with flat fingers ...
(A) Massage the ears between thumb and fingers. (B) Gently pull on ears. (A) Massage the ears between thumb and fingers. (B) Gently pull on ears.
The Central and Peripheral Nervous System The Central and Peripheral Nervous System
Video: Ionic bonds - role of ions in the body

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