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158 Cards in this Set

  • Front
  • Back
functions of nervous system
Sensory Input, Motor input, integration function
NS division
NS- CNS/PNS- Somatic/Autonomic- Symp/para
Afferent Vs. Efferent
Sensory vs. Motor (to CNS/ from CNS)
Anosmia
partial or total loss of smell
Right eye goes to what side of brain
left side. left eye goes to right brain
Anopsia
visual defects
Ptosis
droopy eyelid, look for in upper eyelid
strabismus
eyes not parallel
diplopia
double vision
Nystagmus
check with H test
Strabismus
lack of coordination between extra ocular muscles
Hirschberg test
for strabismus- shine light, reflection in same place. if not problem
Problem with facial VII
bells palsy- loss of tearing and salivation
Problem with vestibulocochlear
loss of balance, nausea, deafness
Problem with Olfactory
Anosmia- loss of smell
Problem with Optic
Anopsia- visual defects
Problems with oculomotor III
ptosis, strabimus, diplopia
Problems with Trochlear IV
strabismus- eyes not parallel
Problems with trigeminal V
Trigeminal neuralgia, pulsating pain
Problem with Abducens
diplopia
Problems with Facial VII
Decreased tearing & salivation, loss of taste sensation, Bell’s Palsy
Problems with Vestibulocochlear VIII
loss of balance, nausea, deafness
Problems with Glossopharyngeal IX
reduced salivary secretion, loss of taste
Problems with Vagus
Complete/partial loss of voice, difficulty in swallowing, impaired GI system mobility
Problems with Accessory
paralysis of trapezius and SCM
Problems with hypoglossal
Swallowing and speech difficulty, tongue deviates to the side of damaged nerve
Nerves through Superior orbital fissure
Abducens, trochlear, oculomotor, opthalmic division of trigeminal
Nerves through olfactory foramen
Olfactory
Nerves through optic canal
Optic nerve
Nerves through internal acoustic meatus
facial, vestibulocochlear
Nerves through jugular foramen
glossopharyngeal, vagus, accessory
Nerves through foramen rotundum
maxillary division of trigeminal
Nerves through foramen ovale
mandibular divison of trigeminal
Nerves through hypoglossal canal
hypoglossal nerve
Nerve through stylomastoid foramen
facial
Exceptions to mixed spinal nerves (Sensory/motor)
C1 and C2- C1 just motor to subocciptal muscles, C2- just sensory (greater occiptal nerve)
C1 between
Occiptal bone and C1
C2-C7 position
above vertebrae its named after
C8 position
between C7 T1
T1 and below position
spinal nerves come out below vertebrae
Dorsal root ganglion
cell bodies of sensory nerves
Cervical plexus
C1-C4, innervates skin of neck shoulder, part of diaphragm
C1-C4
Ansa cervicalis, extrinsic laryngeal muscles
C2- C3
lesser occipital, skin of upper chest, shoulder, neck, ear
C3- C5
phrenic nerve, diaphram
C1- C5
levator scapulae, scalene, SCM, trapezius
Radial pathology
wrist drop (unable to use wrist flexors)
Median patholgy
ape hand, or benedicts hand
Ulnar pathology
claw hand
pinky, thumb, middle finger innervation
ulnar, radial, median
Iliohypogastric
T12 L1
Ilioinguinal
L1
Genitofemoral
L1 L2
Lateral femoral cutaneous *
L2- L3
Femoral*
L2-l4
*Obturator
L2-L4
*Saphenous
L2-L4
Sacral Plexus
L4, 5, S1-4
Sciatic =
Tibial- sural medial and lateral plantar Common fibular- deep and superficial fibular, contribution to sural
superior gluteal
innervates gluteus medius, minimus, TFL
Inferior gluteal
innervates gluteus maximus
foot innervation
heal (calcaneal branch of tibial), medial arch ( saphenous), medial toe and two (medial plantar) pinky toe (lateral plantar), lateral posterior side (sural)
Innervation to skin
dermatomes
Innervation to bone
Scleratome
innervation to muscle
myotome
reffered pain in dermatomes
No
how sensory conduction run
distal to proximal
what happens if C8 goes out
all of medial sign of hand
if ulnar goes out
pinky and medial hand
medial antebrachial cutaneous goes out
medial forearm goes out
medial brachial cutaneous goes out
medial side right above elbow goes out
C4 innervation
superior to clavicle
C5
ant/lat arm
C6
thumb
c7
3rd digit
C8
5th digit
t1
medial forearm
L2 innervation
medial thigh
L3 innervation
medial knee
L4 innervation
medial ankle
L5 innervation
dorsum of foot
S1 innervation
lateral ankle
S2 innervation
posterior knee
reflex C5
biceps brachii
reflex c6
brachioradialis
reflex c7
triceps brachii
L4 reflex
quadriceps
L5 reflex
post. tib/med. hamstring
S1 reflex
achilles tendon
C7 job
finger extensors
L5 innervation
dorsum of foot
S1 innervation
lateral ankle
S2 innervation
posterior knee
reflex C5
biceps brachii
reflex c6
brachioradialis
reflex c7
triceps brachii
L4 reflex
quadriceps
L5 reflex
post. tib/med. hamstring
S1 reflex
achilles tendon
deltoid
c5
biceps
c5 c6
wrist extensors
c6
wrist flexors
c7
finger extensors
c7
finger flexors
c8
Interossi
t1
C5
elbow flexion, shoulder abduction
c6
wrist extension
C7
elbow extension
C8
flexion of tip of middle finger
t1
finger abduction
L2
hip flexion, hip adduction
L3
knee extension
L4
ankle dorsiflexion
l5
great toe extension
S1
ankle plantar flexion
nerve C5
musculocutaneous
nerve c6
radial
nerve c7
radial
nerve c8
median
nerve t1
ulnar
nerve l2
femoral, hip flexion
nerve L3
femoral, knee extension
nerve L4
deep fibular, ankle dorsiflexion
nerve L5
deep fibular, great toe extension
nerve S1
tibial, ankle plantar flexion
inferior dislocation to humerus
could damage axillary
carpal tunnel syndrome
median nerve compression, atrophy of thenar muscles
Upper trunk injury
ERb palsy- waiters hand, loss of flexion abduction, and lateral rotation of arm
Lower trunk injury
claw hand (ulnar )
Posterior cord injury
loss of extensors, wrist drop,
damage to long thoracic
winged scapula, paralysis of serratus anterior
injury of musculocutaneous
weakness of supination and elbow flexion
injury to axillary nerve
fracture to surgical neck of humerus, weakness of ER and abduction of arm
injury to radial nerve
no extensors, wrist drop, no cutaneous sensation, fracture of midshaft
injury to ulnar nerve
claw hand, fracture of medial epicondylar
injury to median nerve
supracondylar fracture of humerus, ape hand, benediction hand
damage to femoral nerve
paralysis of quad, impared flexion of hip, impaired extension of knee
damage to obturator
weakness of adduction, lateral swinging of leg during walking
damage to sciatic
impaired extension at hip, flexion at knees, loss of DF, PF, IV EV gait
damage to common fibular
paralysis of DF and eV, foot drop
damage to deep fibular
foot drop
damage to superficial fibular
loss of eversion
damage to tibial
loss of PF, and inversion, hard to get heal off ground, clawing of toes
neural convergence
multiple preganglionic nerves synapse on one cell
neuronal divergence
one preganglionic cell to multiple nerves
sypathetic
preganglionic cell bodies in lateral horns of gray matter of the spinal cord from t1 to l2
Parasympathetic
cranial and sacral
ganglion
cluster of neuron cell bodies outside of the CNS
symp division
increase HR, dilation of bronchi of lungs, increase capacity of muscles to perform, fight or flight
post ganglionic syp
NE
exeption to SYMP
sweat glands, exept in palms of hands
Preganglionic neurons located in nuclei of cranial nerves
CN 3, 7, 9, 10
preganglionic fibers
myelinated
postganglionic fibers
unmyelinated
Neurapraxia
compression of nerve, temporary loss of functino 6-8 weeks, full recovery, no axon damage
axonotemis
axon damaged, but Schwann cell tube (myelin sheath) and other neural connective tissue (endoneural tube) is preserved; can regenerate weeks to years
Neurotmesis
nerve fibers are completely severed, may take 2 years to recover, not fully