Nerves
Spinal cord
Spinal cord
Parts of the brain
Cranial Nerves
100
salatory conduction
Takes place in mylinated nerve fibers, jumping or skipping conduction
100
16-18 inches long, 1in in diameter
how long and wide is the spinal cord
100
anterior and posterior horns
What is matter divided into
100
Cerebrum, Cerebellum, Brain stem and the Diencephalon.
What are the four parts of the brain?
100
Olfactory
What is the first cranial nerve?
200
synaptic conduction
Impluses must travel from neuron to neuron or effector but must cross the synapse between each, what is this called?
200
brain stem and stops at 2nd lumbar
Where does the spinal cord stop and start
200
mainly in the center of the spinal cord
what is the location of grey matter?
200
Medulla oblongata, midbrain, and the pons.
What are the three parts of the brain stem?
200
Accessory nerve.
What is the 11th cranial nerve?
300
synapse
What is the junction between telodendria of one axon and another cell
300
spinal cord
What conveys impulses to and from the brain
300
anterior horns are cell bodies to the somatic system, posterior are association neurons of the sensory system, lateral horns are cell bodies for ANS.
What is the difference between the anterior, posterior and lateral horns?
300
The brain and spinal cord.
What does the Pon connect?
300
Sense of Vision.
What is the function of the optic nerve?
400
acetylcholine
What is the major neurotransmitter?
400
cervical lumbar enlargements
Where do nerves of the upper and lower limbs arrise?
400
31 pairs
How many pairs does the spinal cord consist of?
400
Thalamus and hypothalamus.
What does Diencephalon contain?
400
Swallowing and sense of taste.
What is the function of Glossopharyngeal nerve?
500
neurotransmitter
What changes the membrane permeability of then postsynaptic neuron which allows continual impulse transmission
500
mechanical protection, chemical protection, circulation
What are the functions of CSF
500
Anterior is descending and Posterior is ascending.
What is the direction of the Anterior and Posterior tracts?
500
Cerebellum.
What is the second largest part of the brain?
500
Trochlear and Abducens nerve.
What two nerves have the same function?
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