« previous next »
« previous next »
 

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

The eukaryotic cell cycle The eukaryotic cell cycle
An electron micrograph of an E. coli cell An electron micrograph of an E. coli cell
Biology Cell Biology Cell
Young adulthood brings the greatest number of role transitions and highest levels of demands than ... Young adulthood brings the greatest number of role transitions and highest levels of demands than ...
Phases of the Cell Cycle Phases of the Cell Cycle
Assembly of a к light-chain gene in a B cell Assembly of a к light-chain gene in a B cell
Video: Otitis Media

For a complete list of videos, visit our video library