Dermatomes lower limb Flashcards
What nerve may be involved if a patient presents with decreased sensation over the posterior aspect of the hand?
Radial nerve
What nerve root/s contribute to elbow extension
C7
Name the nerve that supplies sensory innervation to the posterior thigh
posterior femoral cutaneous nerve
What nerve root (s) contribute to the long thoracic nerve
C5,C6,C7
What nerve is involved in carpal tunnel syndrome
Median nerve
What nerve root(s) contribute to the lateral cutaneous nerve of the forearm?
C5, C6
What nerve root(s) may be involved if a patient presents with weakness in wrist extension?
C6
What nerve contributes to lateral rotation of the neck via innervation to the sternocleidomastoid?
spinal accessory nerve CN XI
What nerve root contributes to the scapular elevation?
C4
which muscle(s) receives innervation from the thoracodorsal nerve?
Latissimus dorsi
What nerve root may be involved if a patient presents with decreased sensation over the medial malleolus?
L4
what nerve root (s) contributes to knee extension?
L3
What nerve provides sensory innervation to the medial leg?
Saphenous
What nerve root roots contribute to the lateral femoral cutaneous nerve?
L2, L3
What nerve root(s) may be involved if a patient presents with weakness in dorsiflexion?
L4
What nerve root(s) contributes to the obturator nerve?
L2, L3, L4
What nerve contributes to knee flexion?
Sciatic nerve
What nerve contributes to hip flexion?
Femoral nerve
Which muscle(s) receives innervation from the superficial peroneal nerve?
Peroneus Longus and Brevis
what is the dermatome that extends from the anterior top of the shoulder to below the elbow lateral side?
C5
what is the dermatome that extends from lateral one-third down the antebrachium to the middle of the first digit?
C6
what is the dermatome that starts mid-antebrachium and crosses the palm mid-way between the third and fourth digit?
C7
what is the dermatome that takes in the fourth and fifth digit (anterior) of the palm to mid antebrachium?
C8
what is the dermatome that takes up mid-median antebrachium and brachium to proximal one-third of the brachium?
T1
what is the dermatome that encompasses the upper anterior thigh?
L2
what is the dermatome that encompasses the anterior knee above and below
L3
what is the dermatome that takes in the lateral leg and lateral malleoli across the dorsum of the foot to the great toe?
L5
what is the dermatome that takes in the anterior median leg?
L4
what is the dermatome that takes in the medial malleoli and the posterior of the leg?
S1
what is the dermatome that takes in the posterior of the thigh to the gluteal fold?
S2
what is the cutaneous nerve associated with the C4 area?
supraclavicular nerve
what is the cutaneous nerve associated with the C5 area?
axillary nerve
what are the cutaneous nerves associated with the C6 area?
the lower lateral cutaneous nerve of the brachium and lateral cutaneous nerve of the antebrachium
what is the cutaneous nerve associated with the posterior and lateral sides of the thumb?
cutaneous branch of the radial nerve
what is the cutaneous nerve associated with the palm and first three fingers?
median
what is the cutaneous nerve associated with the medial palm and fourth and fifth fingers?
ulnar
what is the cutaneous nerve associated with the T1 dermatome?
the medial cutaneous nerve of the antebrachium
what is the cutaneous nerve associated with the anterior inner arm?
the medial cutaneous nerve of the brachium
what is the cutaneous nerve associated with the anterior lateral side of the thigh?
the lateral femoral cutaneous nerve
what are the cutaneous nerves associated with the anterior of the thigh below the femoral triangle encompassing the knee?
intermediate and medial femoral cutaneous nerves
what is the cutaneous nerve associated with the anterior inner upper thigh?
obturator
what is the cutaneous nerve associated with the anterior lateral upper portion of the leg?
lateral cutaneous branch of common peroneal
what is the cutaneous nerve associated with the anterior lower portion of the leg?
cutaneous branch of the superficial peroneal nerve