« previous next »
« previous next »
 

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

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?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

The process of respiration. The process of respiration.
Palatine process Palatine process
taste process taste process
Neutrophils in a normal blood smear. Neutrophils in a normal blood smear.
Metastatic process: Tumor leaving primary site to travel to other distant organs to grow. Metastatic process: Tumor leaving primary site to travel to other distant organs to grow.
Macrophage caught in the process of engulfing tuberculosis bacteria. Macrophage caught in the process of engulfing tuberculosis bacteria.
Video: Helper T cell receptors, activation, proliferation, differentiation & action

For a complete list of videos, visit our video library