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Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Ion uptake at root hair membranes. Ion uptake at root hair membranes.
Pulse oximetry. The small device provides a digital readout of oxygen levels in the blood. Pulse oximetry. The small device provides a digital readout of oxygen levels in the blood.
Amino acids in general acid-base catalysis Amino acids in general acid-base catalysis
Small Town USA: Struggling to Survive Small Town USA: Struggling to Survive
An 8th grade class develops a linear model that predicts the number of cheerios (a small round ... An 8th grade class develops a linear model that predicts the number of cheerios (a small round ...
Third-base wobble Third-base wobble
Video: PET Scan Animation

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