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Jacklin Lako. Nervous System. pdf (Cranial nerves (abducens VI, primarily…
Jacklin Lako. Nervous System. pdf
Cranial nerves
abducens VI, primarily motor
accessory, XI, primarily motor
trochlear, IV primarily motor
hypoglossal, XII, primarily
oculomotor, III, primarily motor
trigeminal, V, mixed
vestibulocochlear, VIII, sensory
facial, VII, mixed
optic, II, sensory
glossopharyngeal, IX mixed
olfactory, I, sensory
vagus, X, mixed
spinal nerve
dermotome
area of skin innervated by cutaneous branches pf spinal nerve.
posterior ramus
somatic innervation of posterior neck, and back.
anterior ramus
somatic innervation of all other skin, skeletal muscle, joints.
spinal nerve plexus
a place where the spinal nerve converge
Brachial C5 to T1
phrenic C3 to C5
Lumbar plexus L1 to L4
sacral plexus L4 to S4
cervical CI to C5
sciatic nerve
autonomic nervous system
sympathetic- fight or flight
neurotransmiter
postganglionic, NE
preganglionic, ACH
effectors, smooth muscle, cardiac muscle and glands
location
thoracolumbar
ganglia, near the spinal cord
parasympathetic-resting and digesting
location
ganglia, near or within wall of target region
Craniosacral region
neurotransmitter
postganglionic, ACH
preganglionic, ACH
effectors, smooth muscle, cardiac muscle, and gland
cranial that have parasympathetic
Oculomotor
Facial
Glossophayrngeal
Vagus
sympathetic
airways of lungs, dilate bronchioles.
iris of the eye, dilate pupil
heart, increases heart rate
parasympathetic
decrease hreart rate
constract
pupil
constract airway bronchioles
Adrenal medulla
specialized neurons that secrete Epinephrine.