What percent of the US population does epilepsy effect? - ANSWERS1%
What are the two divisions of the nervous system? Which one has two divisions of its own? Say what the two divisions are. - ANSWERSThe central and peripheral
Peripheral nervous system breaks down into the
Somatic nervous s...
What percent of the US population does epilepsy effect? - ANSWERS1%
What are the two divisions of the nervous system? Which one has two divisions of its own? Say what the
two divisions are. - ANSWERSThe central and peripheral
Peripheral nervous system breaks down into the
Somatic nervous system
Autonomic nervous system
What are the two subdivisions of the autonomic nervous system? - ANSWERSSympathetic and
Parasympathetic
When electrically stimulated what happens to a nerve? - ANSWERSSodium surges into the cell and
potassium comes out this is what is known as depolarization. This process will then continue all the way
down the nerve.
What two parts of the nervous system are norepinephrine and acetylcholine used in respectively? -
ANSWERSAcetylcholine = Parasympathetic
Norepinephrine = Sympathetic
What is the "junction" known as where one neuron joins another? - ANSWERSThe synapse
Give a break down of the 33 spinal bones. - ANSWERS7 Cervical
12 Thoracic
5 Lumbar
, 5 Sacral
4 Coccygeal
What is the protective membrane that covers the entire central nervous system known as? -
ANSWERSMeninges
What is the watery clear fluid that acts as a cushion to protect the central nervous system organs from
physical impact? - ANSWERSCerebrospinal fluid
What are the three layers of meninges covering the brain? Give them in order from outside to inside. -
ANSWERSDura Mater
Arachnoid Membrane
Pia Mater
What is the outermost layer of the cerebrum known as? - ANSWERSThe cerebral cortex
What connects the two hemispheres of the brain? - ANSWERSThe corpus callosum
What is contained within the diencephalon or interbrain? - ANSWERSThalamus
Hypothalamus
Limbic System
What is the mesencephalon's function? - ANSWERSControls certain aspects of motor coordination, it the
major region controlling eye movement.
What are the two systems of blood flow going to the brain and where do they join each other? -
ANSWERSThe carotid system and the vertebrobasilar system
They join at the circle of willis
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