« previous next »
« previous next »
 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Human embryonic stem cells Human embryonic stem cells
Some obesity genes in the human genome. The green triangles represent single genes in which obesity Some obesity genes in the human genome. The green triangles represent single genes in which obesity
Components of Human Blood Components of Human Blood
Major muscles of the human musculoskeletal system Major muscles of the human musculoskeletal system
Human Thyroid and Parathyroid Glands Human Thyroid and Parathyroid Glands
The human brain The human brain
Video: Segmentation and migrating motility complexes & Gastroileal reflex

For a complete list of videos, visit our video library