« previous next »
« previous next »
 

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

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?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

The early development of the mammalian brain illustrated in schematic horizontal sections. Compare ... The early development of the mammalian brain illustrated in schematic horizontal sections. Compare ...
Vertical and Horizontal Changes in Pressure Vertical and Horizontal Changes in Pressure
Pressure Zones Drive Winds Pressure Zones Drive Winds
Direct thumb pressure along the tibialis anterior. Start at proximal end, moving about 1 inch at a ... Direct thumb pressure along the tibialis anterior. Start at proximal end, moving about 1 inch at a ...
Direct pressure to deep rotator muscles using the elbow. Use the elbow tip to apply pressure moving ... Direct pressure to deep rotator muscles using the elbow. Use the elbow tip to apply pressure moving ...
Early Pregnancy Visible Bleeding النزيف في بداية الحمل Early Pregnancy Visible Bleeding النزيف في بداية الحمل
Video: Functional zones in a mitochondrion

For a complete list of videos, visit our video library