« previous next »
« previous next »
 

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

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.

a Hyenas and other scavengers may have competed with early hominins for access to carcasses. a Hyenas and other scavengers may have competed with early hominins for access to carcasses.
Reinstall the spark plug wires and all brackets that were removed to gain access to the valve ... Reinstall the spark plug wires and all brackets that were removed to gain access to the valve ...
Water Access Water Access
Apply direct pressure along upper trapezius, turning the head to access the area. Use your thumb to ... Apply direct pressure along upper trapezius, turning the head to access the area. Use your thumb to ...
Fingertip rake over pectoralis major from sternum to shoulder. Pull arm out from the body to access ... Fingertip rake over pectoralis major from sternum to shoulder. Pull arm out from the body to access ...
tables tables
Video: Role of the urinary system - acidosis and alkalosis

For a complete list of videos, visit our video library