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Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

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As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

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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.

Pulse oximetry with the sensor probe applied securely, flush with skin, making sure that both sensor Pulse oximetry with the sensor probe applied securely, flush with skin, making sure that both sensor
Negative feedback control of a regulated variable. Negative feedback control of a regulated variable.
The location of the variable fuel sensor can vary, depending on the make and model of vehicle, but ... The location of the variable fuel sensor can vary, depending on the make and model of vehicle, but ...
The excitatory and inhibitory signals that directly influence the activity of a motor neuron. The excitatory and inhibitory signals that directly influence the activity of a motor neuron.
(a) A turbidometry detector measures laser light directly across from the light source. The sample, ... (a) A turbidometry detector measures laser light directly across from the light source. The sample, ...
Variable and absorption costing, explaining operating-income differences. Variable and absorption costing, explaining operating-income differences.
Video: Introduction to Heart Attacks

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