« previous next »
« previous next »
 

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?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Threat display by a Sydney funnel-web spider (Atrax robustus). Threat display by a Sydney funnel-web spider (Atrax robustus).
Numerical pain level chart with word modifiers. Numerical pain level chart with word modifiers.
Differences in how we display gender often lie below our awareness. How males and females use social ... Differences in how we display gender often lie below our awareness. How males and females use social ...
Some vehicles will display a message if an evaporative control system leak is detected that could ... Some vehicles will display a message if an evaporative control system leak is detected that could ...
Place one hand on the medial and one on the lateral thigh to begin horizontal stroking. Slide hands ... Place one hand on the medial and one on the lateral thigh to begin horizontal stroking. Slide hands ...
How to solve word problems with two unknowns (Question 3) How to solve word problems with two unknowns (Question 3)
Video: Cellular defenses (natural killer cells, phagocyte types & process of phagocytosis)

For a complete list of videos, visit our video library