« previous next »
« previous next »
 

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Variation in shape and length of nerve cells. Variation in shape and length of nerve cells.
Cranial Nerves Memory Tool Cranial Nerves Memory Tool
Spinal cord plexuses. Note: Although there are seven cervical vertebrae, the first spinal nerve ... Spinal cord plexuses. Note: Although there are seven cervical vertebrae, the first spinal nerve ...
Testing motor function of cranial nerve VII - Frown Testing motor function of cranial nerve VII - Frown
First-order sensory neuron with encapsulated nerve endings First-order sensory neuron with encapsulated nerve endings
The stages in transmission of a nerve impulse across the synapse The stages in transmission of a nerve impulse across the synapse
Video: Bacteriophage (Virus) - Mice Experiment

For a complete list of videos, visit our video library