« previous next »
« previous next »
 

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Goblet cells that line the intestine Goblet cells that line the intestine
Spectral Line Motion in Binary Star Systems Spectral Line Motion in Binary Star Systems
Example of Index entry with Main Term and indented subterms. Example of Index entry with Main Term and indented subterms.
A DC voltage is applied across the spark plug gap after the plug fires and the circuit can determine ... A DC voltage is applied across the spark plug gap after the plug fires and the circuit can determine ...
Inline fuel filters are usually attached to the fuel line with screw clamps or threaded ... Inline fuel filters are usually attached to the fuel line with screw clamps or threaded ...
How to find the slope of a line using any two points How to find the slope of a line using any two points
Video: Ultrasound of a Fetus (Sonogram)

For a complete list of videos, visit our video library