« previous next »
« previous next »
 

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Step 2 of gene cloning: The actions of a restriction enzyme and DNA ligase to produce a recombinant Step 2 of gene cloning: The actions of a restriction enzyme and DNA ligase to produce a recombinant
To examine a child’s ear, the pinna should be pulled back and up for children over 3 years; the pinn To examine a child’s ear, the pinna should be pulled back and up for children over 3 years; the pinn
These monolithic figures from Easter Island suggest the contemplative nature of philosophy, which ca These monolithic figures from Easter Island suggest the contemplative nature of philosophy, which ca
In pretend play, toy figures and animals “come to life” and interact with each other. In pretend play, toy figures and animals “come to life” and interact with each other.
Large-scale circulation systems produce global climate patterns Large-scale circulation systems produce global climate patterns
Children with emotional or behavioural problems living with both parents vs divorce Children with emotional or behavioural problems living with both parents vs divorce
Video: Electrocardiogram Examination

For a complete list of videos, visit our video library