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Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

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The familiar sounds of your heart are made by the heart's valves as they open and close.

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Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Coolant flow through a typical engine cooling system. Coolant flow through a typical engine cooling system.
Flow cytometry. Cells expressing the surface markers CD4, CD8, and CD3 are labeled in a direct ... Flow cytometry. Cells expressing the surface markers CD4, CD8, and CD3 are labeled in a direct ...
Lakes and standing water Lakes and standing water
Fogel’s Map of a Potential Water Transport Network for 1890 Fogel’s Map of a Potential Water Transport Network for 1890
The Distribution of Water on Earth The Distribution of Water on Earth
Amborella and Water Lily Amborella and Water Lily
Video: Net filtration pressure and lymph formation, edema & blood velocity

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