nerves Flashcards
(24 cards)
meningeal branch
serves the vertebrae, vertebral ligaments, blood vessel of spinal cord and meninges
rami communicantes
connectes to sympathetic ganglion of autonomic nervous sytem
cervical plexus
c1-5; Phrenic nerve, serves the diaphragm 3-5
brachial plexus
c5-t1; shoulders and upper limb
axillary
deltoid
musculocutaneous
anterior arm
ulnar
most of hand
median
anterior forearm
radial
posterior arm and forearm
lumbar
L1- L4; femoral and obuturator
sacral plexus
pudendal (perineum); sciatic (Hamstring); fibular and tibial
olfactory
- nasal mucosa- smell
optic
- eye-vision
oculomotor
- four extrinsic eye muscles (all but lateral rectus and superior oblique); ciliary muscle, iris muscles;
movement of eyelid, eyeball, accomodate lens, pupil constriction
trochlear
- superior oblique eye muscle; movement of eye
trigeminal
- eye and forhead, maxillary, mandibular
cutaneous sensations from these areas, chewing
abducens
- lateral rectus- eye movement
facial
- anterior 2/3 tongue, face, scalp neck, salivary and lacrimal glands
taste, facial expression, tear secretion, salivation
vestibulochlear
- semicircular canals and cochlea of ear
equilibrium and hearing
glossopharyngeal
- posterior 1/3 tongue, pharyngeal and parotid gland
taste, swallowing, and speech, secrete saliva
vagus
- pharyngeal, epiglottis, thorax, gi tract, cardiac muscle
taste and sensation, swallowing coughing voice, slows heart rate, digestive secretion
accessory
- cranial- pharynx, larynx soft plate; swallowing
sternomast, trap- movement of shoulders and head
hypoglossal
- tongue muscle- speech and swallow