The spinal cord is a long, thin, tubular structure made up of nervous tissue, which extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column

The human eye is a sense organ that reacts to light and allows vision. Rod and cone cells in the retina allow conscious light perception

“Cognitive decline in late adulthood is becoming the №1 public health problem we face as a country, particularly as the baby boomers age.” That’s the view...

Nerves are bundles of axons in the peripheral nervous system (PNS) that act as information highways to carry signals between the brain and spinal cord and the rest of the body