« previous next »
« previous next »
 

Did you know?

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

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

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?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

In acute otitis media, the tympanic membrane is usually bulging and purulent fluid is present in the In acute otitis media, the tympanic membrane is usually bulging and purulent fluid is present in the
Symbolic language may have helped reinforce exclusive sexual relationships within social groups in l Symbolic language may have helped reinforce exclusive sexual relationships within social groups in l
Sites for intramuscular injections. Sites for intramuscular injections.
Social Groups Social Groups
Social Development in Central Asia Social Development in Central Asia
Popular Methods of Conducting Social Science Research Popular Methods of Conducting Social Science Research
Video: Requirements for nervous signals

For a complete list of videos, visit our video library