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Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

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.

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You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

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Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Color enhanced X-ray showing a pacemaker implanted in the left side of the chest and the electrode w Color enhanced X-ray showing a pacemaker implanted in the left side of the chest and the electrode w
C, A nurse can also administer the medication by setting the dose and rate with an electronic infusi C, A nurse can also administer the medication by setting the dose and rate with an electronic infusi
Blood flow through the heart. Blood flow through the heart.
Factors That Affect Your Basal Metabolic Rate Factors That Affect Your Basal Metabolic Rate
Positions for auscultation of the heart: Lateral Positions for auscultation of the heart: Lateral
Heart Valves and Circulation of Blood Heart Valves and Circulation of Blood
Video: Condensation and Hydrolysis Animation

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