The Human Brain
In 1906, Santiago Ramón y Cajal, a Spanish artist and scientist considered to be the father of modern...
neuroscience
What are the cells that carry messages from the brain to other parts of the body?
neurons
3 pounds
How fast are the messages carried through the neurons?
150 miles per hour
The central nervous system
What are the connections between neurons called?
synapses
What two parts of the body make up the central nervous system?
The brain and the spinal cord.
What process causes the connections between neurons to become stronger?
thinking and learning
What is the category of actions that you consciously think about doing?
voluntary actions
What are the actions that your brain does not consciously think about doing?
Involuntary actions