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Did you know?

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

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

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Vaccines prevent between 2.5 and 4 million deaths every year.

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In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Ionic Radius Ionic Radius
Attention and memory are in demand during circle time. Attention and memory are in demand during circle time.
A 600-kg car is going around a curve with a radius of 120 m that is banked at an angle of 20° ... A 600-kg car is going around a curve with a radius of 120 m that is banked at an angle of 20° ...
A uniform solid cylinder of radius R and a thin uniform spherical shell of radius R both roll ... A uniform solid cylinder of radius R and a thin uniform spherical shell of radius R both roll ...
The radius of a semicircle is 2 kilometers. What is the semicircle's area? The radius of a semicircle is 2 kilometers. What is the semicircle's area?
Video: Sigmoidoscopy

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