Central Nervous System
What are the 2 parts of the CNS
Brain and spine
The 2 divisions of the PNS
Somatic and autonomic
The sympathetic nervous system's function is:
Fight or flight
The parasympathetic nervous system's function is:
Rest and digest
What lobe of the cerebrum is located behind the forehead?
Frontal
The cerebrum is divided into two ________________
Hemispheres
Nerves that travel up the spinal cord to the brain to transmit information from the body
Sensory
The respiratory rate does what when the sympathetic nervous system is activated?
Increases
How does the parasympathetic nervous system affect heart rate?
It slows heart rate
The part of the brain that controls the right side of the body
Left side (of cerebrum)
How many total lobes does the cerebrum have?
Eight (4 in each hemisphere)
Nerves that travel from the brain, down the spinal cord, to the body to carry information to the muscles
Motor
What pupils do when the sympathetic nervous system is activated
Dilate
What pupils do when the parasympathetic nervous system is activated
Constrict
The spinal cord is an extension of what part of the brain?
Brain stem
What section of the brain controls all critical life functions?
Brain stem
Regulates involuntary body functions, such as heart rate, digestion and sweating
Autonomic nervous system
The hormone that is released when the sympathetic nervous system is activated
Epinephrine (or adrenaline)
The effect of the parasympathetic nervous system on bronchi and bronchioles in the lungs
They constrict
Trauma to the _________ lobe of the brain would likely result in visual disturbances
Occipital
Hole at the base of the skull that allows the spinal cord to pass through
Foramen magnum
Part of the PNS that controls voluntary movement, such as walking, running and writing
Somatic nervous system
The organ where the adrenal glands are located
Kidneys
The word parasympathetic broken down into medical terminology is:
Para- beside or alongside
Sympathetic- sympathetic nervous system
"alongside the sympathetic nervous system"
The cortex of the brain is made up of neurons that have a gray/brown color. Because of this the cerebrum is called the ________ __________.
Gray matter