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Author Question: Alternating periods of wakefulness and sleep reflect an internally generated _____. A) alpha wave ... (Read 80 times) |
Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
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.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.