NMS Anatomy Exam 1
Terms
undefined, object
copy deck
- Attachments to ischial tuberosity
- hamstrings
- Attachments to tibial tuberosity
- patella tendon
- Attachments to greater trochanter
- external/lateral hip rotators and abductors of the thigh
- Attachments to lesser tuberosity
- iliopsoas
- Attachments to base of 5th metatarsal
- for fibularis brevis
- Trapezius
-
elevate, depress, retract scapula
- spinal accesssory (C3, C4) - Latissimus dorsi
-
extend, adduct, medially rotate arm
- thoracodorsal (C6, C7, C8) - Levator scapulae
-
elevation of scapula
- dorsal scapular (C5) - Rhomboids
-
retraction of scapula
- dorsal scapular (C5) - Erector spinae muscles
-
unilateral: ipsilateral sidebend
bilateral: extension
- posterior rami of spinal nn - semispinalis capitis and cervicis
-
unilateral: contralateral rotation
bilateral: extension
- posterior rami of spinal nn - multifides
-
local stabilization of vertebrae
- posterior rami of spinal nn - Rotators
-
proprioceptive
- posterior rami of spinal nn - splenius capitis and cervicis
-
unilateral: laterally flex, ipsilateral rotation
bilateral: extension/look-up
- posterior primary rami of spinal nn - Obturator internus
-
lateral rotation of thigh, abduction of thigh when hip flexed
- nerve to obturator internus (L5, S1) - Gemelli twins
-
lateral rotation of femur
superior: obturator nerve
inferior: quadratus femoris - Quadtratus femoris
-
lateral rotation of femor
- nerve to quadratus femoris (L5, S1) - Vastus lateralis, medialis, and intermedius
-
Extension of knee
- femoral n (L2, L3, L4) - Sartorius
-
hip flexion, lateral rotation, abduction
- femoral n (L2, L3) - Tensor fascia lata
-
abduct and flex hip
- superior gluteal n (L4, L5) - Psoas major
-
hip flexion, lateral rotation
- ventral rami (L1-L3) - Pectineus
-
adduction, flexion of hip
- femoral n (L2, L3, L4).. (obturator?) - Obturator externus
-
adduction, lateral rotation of femur
- obturator (L3, L4) - Adductor longus
-
adduction, flexion, & lateral rotation of thigh
- obturator n (L2, L3, L4) - Adductor brevis
-
adduction, lateral rotation of thigh
- obturator n (L2, L3, L4) - Gracilis
-
adduction, flexion of knee
- obturator (L2, L3) - Tibialis anterior
-
dorisflex, toe extend, inversion
- deep fibular n (L4-S1) - Extensor digitorum longus
-
dorisflex, extend lateral 4 toes, eversion
- deep fibular nerve (L5-S1) - Extensor hallucis longus
-
dorsiflex, extend great toe, inversion
- deep fibular nerve (L5-S1) - Peroneus longus and brevis
-
eversion and plantar flexion
- superficial fibular n (L5-S1) - Soleus
-
plantarflex foot
- tibial n (S1, S2) - Flexor digitorum longus
-
plantarflex & invert foot, flex lateral 4 toes
- tibial nerve (S2, S3) - Flexor hallucis longus
-
plantarflex & invert foot, flex great toe
- tibial n (S2, S3) - Tibialis posterior
-
plantarflex and invert foot
- tibial n (L4, L5) - Abductor hallucis
-
abduct and flex great toe
- medial plantar n (S2, S3) - Myotome
-
group of tissue that develop from somites which will differentiate into muscle groups
..these groups are served by a single nerve that can be mapped - Myotome: abdominal wall muscles
- C6-T12
- Myotome: hip extension
- (L5) S1
- Myotome: hip flexion
- L2, L3, (L4)
- Myotome: hip abduction
- L5, (S1)
- Myotome: hip adduction
- L2, L3, L4
- Myotome: knee extension
- (L2) L3, L4
- Myotome: knee flexion
- (L5, S1)
- Myotome: ankle dorsiflexion
- (L4), L5
- Myotome: ankle plantarflexion
- (L5), S1
- Myotome: foot inversion
- (L4), L5, (S1)
- Myotome: foot eversion
- L5, (S1)
- Myotome: intrinsic foot motions
- S1, (L2)
- Femoral nerve injury (L2, L3, L4)
-
Sensory: loss on medial thigh & leg
- loss to MEDIAL FOOT
Motor:
- extension at knee lost (difficulty walking up and down stairs) - Obturator nerve injury (L2, L3, L4)
-
Sensory: loss on medial thigh
- ADduction of thigh impaired
.. limb swings laterally during swing phase - Superior gluteal injury ..L5, (S1)
-
Sensory: no loss, except in joints
Motor:
- ABduction of thigh impaired
- (+) Trendelenberg sign, or waddling gait - Inferior gluteal injury (L5) S1
-
Sensory: none
Motor: extension of thigh and trunk impaired
- Lurching gait = inability to arise from a seated position (put pateitn on stomach and flex knee, then lift thigh up off table) - Sciatic nerve injury (L4, L5, S1)
-
Sensory: loss inferior to knee
Motor: extension of thigh impaired and flexion of leg impaired
- ALL foot and ankle movements lost! - Tibial nerve injury L5, S1
-
popliteal fossa:
- sensation in sole of foot & toes lost
- plantarflexion of foot lost
- inversion weak
(come up on toes 10x)
distal leg:
- sensation in sole of foot lost
- intrinsic plantar foot muscles lost
- Common fibular nerve injury (L4-S1)
-
Sensory: lost on dorsum of foot
Motor:
- dorsiflexion (foot drop)
- eversion of foot and tendency fo lateral ankle sprains
...turn foot out and up!! - Deep peroneal nerve (L4, L5, S1)
-
*extend toe*
sensory: dorsal between 1st and 2nd toes lost
motor: inversion imparied and heel turns laterally (valgus) in walking - Superficial peroneal nerve (L5, S1)
-
sensory: dorsum of foot lost.. EXCEPT between 1st and 2nd toes
motor:
- eversion of foot lost (no foot drop), heel turned medially in walking - Neurologic level L4 testing
-
Muscle: knee extension
Sensation: medial side of FOOT - Neurologic level L5 testing
-
Muscle: ABduction of hip
Sensation: dorsum and sole of foot - Neurologic level S1 testing
-
Muscle: calf muscles (tibial) nerve.. *up on toes*
Reflex: achille's tendon
Sensation: lateral malleolus and lateral side and plantar surface of foot!