12 cranial nerves in order
olfactory optic oculomotor trochlear trigeminal abducens facial vestibulocochlear glossopharyngeal vagus accessory hypoglossal
olfactory
sensory smell
optic
sensory sight
oculomotor
motor most eye movement
trochlear
motor moves eye
trigeminal
both sensory and motor face sensation, mastication
abducens
motor abducts eye
facial
both sensory and motor facial expression and taste
vestibulocochlear
sensory hearing and balance
glossopharyngeal
both sensory and motor taste and gag reflux
vagus
both sensory and motor gag reflux and parasympathetic innervation
accessory
motor shoulder shrug
hypoglossal
motor swallowing and speech
acronym for cranial nerves
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acronym for cranial nerves functions
some say marry money but my brother says big brains matter more
how many pairs of spinal nerves are there?
31 pairs
how many pairs of cervical plexus nerves are there
4 : C1-C4
how many pairs of brachial plexus nerves are there
5 : C5-T1
how many pairs of lumbosacral plexus are there?
8 : L1-S3
brainstem
4
cerebrum
1
cerebellum
3
diencephalon
2
longitudinal fissure
1
gyrus (hills)
2
sulcus (valleys)
3
corpora quadrigemina
1
corpus callosum
2
thalamus
3
diencephalon
4
hypothalamus
5
mamillary body
6
midbrain
7
brainstem
8
pons
9
medulla oblongata
10
cerebellum
11
epithalamus
12
pituitary gland
1
cerebellum
2
corpus callosum
1
fornix
2
thalamus
3
pineal gland
4
corpora quadrigemina
5
mamillary gland
6
pons
7
medulla oblongata
8
lateral ventricle
4
3rd ventricle
3
cerebral aqueduct
1
4th ventricle
2
central sulcus
1
lateral sulcus
2
descending neuron with cell body
1
sensory receptor
2
afferent neuron
3
efferent neuron
4
effector organ
5
olfactory
1
optic
2
oculomotor
3
trochlear
4
trigeminal
5
abducens
6
facial
7
vestibulocochlear
8
glossopharyngeal
9
vagus
10
accessory
11
hypoglossal
12
cerebellum
1
musculocutaneous nerve
2
lateral cord
3
radioaxial nerve
4
posterior cor
5
medial cord
6
median nerve
7
ulnar nerve
8
central sulcus
1
parietal lobe
2
frontal lobe
3
parieto-occipital sulcus
4
lateral fissure
5
occipital lobe
6
temporal lobe
7
conus medullaris
1
cauda equina
2
sciatic nerve
3
number of spinal nerves and their breakdown
31 pairs 8 cervical 5 thoracic 12 lumbar 5 sacral 1 coccyx
number of pairs and branches in cervical plexus
4 pairs : C1-C4 3 branches
phrenic nerve
last nerve of cervical plexus (C4) only nerve that controls movement of the diaphragm Important for breathing
number of pairs and branches in brachial plexus
5 pairs (C5-T1) 5 major branches
major branches of brachial plexus
axillary radial musculocutaneous ulnar median
number of pairs in lumbosacral plexus and breakdown
8 pairs L1-S3 lumbar: L1-L4 sacral: L4-S3
4 major nerves of lumbosacral plexus
obturator femoral tibial common fibular
sciatic nerve
tibial and common fibular
saphenous nerve
biggest/longest branch of femoral nerve
dermatome
area of skin primarily supplied by one spinal nerve
plexus
many nerves branching and intersecting with one another