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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

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There are approximately 3 million unintended pregnancies in the United States each year.

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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

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To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

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Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Prolonged abuse leads to production of stress hormones that can lead to a cascade of effects ... Prolonged abuse leads to production of stress hormones that can lead to a cascade of effects ...
Anxiety rises as needs are not met. Without resolution, anxiety may lead to frustration, and then, ... Anxiety rises as needs are not met. Without resolution, anxiety may lead to frustration, and then, ...
This battery-powered tester uses light-emitting diodes (LEDs), meter lead terminals, and two small ... This battery-powered tester uses light-emitting diodes (LEDs), meter lead terminals, and two small ...
To test the normally open contacts, connect one meter lead to terminal 30 and the other lead to ... To test the normally open contacts, connect one meter lead to terminal 30 and the other lead to ...
Writing can lead to psychological benefits Writing can lead to psychological benefits
If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ... If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ...
Video: Phases of the Female Reproductive Cycle - Hormonal regulation

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