« previous next »
« previous next »
 

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

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

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Structure of a typical animal cell Structure of a typical animal cell
A typical eye wash station. A thorough flushing of the eyes with water is the first and often the ... A typical eye wash station. A thorough flushing of the eyes with water is the first and often the ...
A typical TP sensor mounted on the throttle plate of this port-injected engine. A typical TP sensor mounted on the throttle plate of this port-injected engine.
Structures of a few typical eukaryotic promoters Structures of a few typical eukaryotic promoters
Portrait of Typical 12-year-old Boy and Girl, 1981 and 2007-2009 Portrait of Typical 12-year-old Boy and Girl, 1981 and 2007-2009
Anatomy of a typical flower: cherry (Prunus avium) Anatomy of a typical flower: cherry (Prunus avium)
Video: Role of the respiratory system - effect of altered ventilation rates

For a complete list of videos, visit our video library