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Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

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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).

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Technique of Indirect Percussion; Position of Hands for Posterior Thorax Percussion Technique of Indirect Percussion; Position of Hands for Posterior Thorax Percussion
Superior view of heart valves illustrating position, size, and shape of each valve. Superior view of heart valves illustrating position, size, and shape of each valve.
Client position when assessing jugular vein distention. Client position when assessing jugular vein distention.
J. M. W. Turner, Ship in a Storm, from the Little Liber J. M. W. Turner, Ship in a Storm, from the Little Liber
Tall pad extensions can also be used to gain access to the frame of a vehicle. This position is ... Tall pad extensions can also be used to gain access to the frame of a vehicle. This position is ...
A patient with Cushing’s syndrome (A) before and (B) after receiving treatment. Sharmyn McGraw A patient with Cushing’s syndrome (A) before and (B) after receiving treatment. Sharmyn McGraw
Video: Oxygen transport - methods and oxyhemoglobin

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