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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

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Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

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Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Position of lung lobes in relation to anatomical landmarks Position of lung lobes in relation to anatomical landmarks
Illustration of the Brain Lobes Showing Location of Broca’s Area and Wernicke’s Area Illustration of the Brain Lobes Showing Location of Broca’s Area and Wernicke’s Area
Caregivers’ responses sometimes help a child with strong emotions adapt to the environment. Caregivers’ responses sometimes help a child with strong emotions adapt to the environment.
Lobes of the Cerebrum Lobes of the Cerebrum
Lobes and Fissures of the Lungs Lobes and Fissures of the Lungs
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: Fermentation pathways

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