Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.
Did you know?
The longest a person has survived after a heart transplant is 24 years.
Did you know?
Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.
Did you know?
There are more sensory neurons in the tongue than in any other part of the body.
Did you know?
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
Bow shock formed by the magnetosphere of LL Orionis (center) as it collides with the Orion Nebula fl
Formed elements of blood: erythrocytes, leukocytes (neutrophils, eosinophils, basophils, lymphocytes