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Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

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Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

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For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

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Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

When using an interpreter, the nurse should pose questions directly to the patient, not the interpre When using an interpreter, the nurse should pose questions directly to the patient, not the interpre
The asymmetrical appearance of Mira, an oscillating variable star. The asymmetrical appearance of Mira, an oscillating variable star.
Negative feedback control of a regulated variable. Negative feedback control of a regulated variable.
Direct immunoassays. A labeled antibody binds directly to the antigen. The label on the antibody can ... Direct immunoassays. A labeled antibody binds directly to the antigen. The label on the antibody can ...
Effleurage hand over hand along spinal muscles. Stand at the side directly facing the table and ... Effleurage hand over hand along spinal muscles. Stand at the side directly facing the table and ...
Variable expressivity as shown in flies homozygous for the eyeless mutation in Drosophila Variable expressivity as shown in flies homozygous for the eyeless mutation in Drosophila
Video: Methods that regulate pH

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