« previous next »
« previous next »
 

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

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.

An example of color blindness test. A person with red-green color blindness would not be able to dis An example of color blindness test. A person with red-green color blindness would not be able to dis
It is important for new employees to know the location of all fire extinguishers. (B) Aim low toward ... It is important for new employees to know the location of all fire extinguishers. (B) Aim low toward ...
Assumptions of race-ethnicity can have unusual consequences. In this photo, Ethiopian Jews in ... Assumptions of race-ethnicity can have unusual consequences. In this photo, Ethiopian Jews in ...
Potential Consequences of Estrogen Loss Related to Menopause Potential Consequences of Estrogen Loss Related to Menopause
Four consequences of the action of neurotransmitters Four consequences of the action of neurotransmitters
The consequences of crossover in the inversion loop in pericentric inversion heterozygotes The consequences of crossover in the inversion loop in pericentric inversion heterozygotes
Video: Depolarization of the SA node, Action potentials of the myocardium & ANS effects

For a complete list of videos, visit our video library