« previous next »
« previous next »
 

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

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).

The sexual cycle of flowering plants involves alternation of sporophyte and gametophyte generations. The sexual cycle of flowering plants involves alternation of sporophyte and gametophyte generations.
Defensive mutualism involves species that receive food or shelter in return for providing protection Defensive mutualism involves species that receive food or shelter in return for providing protection
Arthroscopic surgery involves the surgery of a joint with the use of a flexible arthroscope and othe Arthroscopic surgery involves the surgery of a joint with the use of a flexible arthroscope and othe
GI endoscopy. (a) Similar to other forms of GI endoscopy, laparoscopy involves the insertion of a sp GI endoscopy. (a) Similar to other forms of GI endoscopy, laparoscopy involves the insertion of a sp
Checking gasoline for alcohol involves using a graduated cylinder and adding water to check if the ... Checking gasoline for alcohol involves using a graduated cylinder and adding water to check if the ...
The paper test involves holding a piece of paper near the tailpipe of an idling engine. A good ... The paper test involves holding a piece of paper near the tailpipe of an idling engine. A good ...
Video: Stroke volume - preload, sarcomere length and Frank -Starling law

For a complete list of videos, visit our video library