Wk 1 Dermotomes/Myotomes Flashcards
Dermatomes innvervate what and function to what?
areas of skin, sensory
Dermatome
C5
shoulder
Dermatome
C6
thumb
Dermatome
C7
3rd digit
Dermatome
C8
5th digit
Dermatome
T4
nipple
Dermatome
T10
umbilicus
Dermatome
L1
groin
Dermatome
L5
medial foot
Dermatome
S1
lateral leg/foot
Dermatome
S2, 3, 4
anal area
Shoulder dermatome
C5
Thumb dermatome
C6
3rd digit dermatome
C7
5th digit dermatome
C8
Nipple dermatome
T4
Umbilicus dermatome
T10
Groin dermatome
L1
Medial foot dermatome
L5
Lateral leg/foot dermatome
S1
Anal area dermatome
S2, 3, 4
Myotome
C5
upper extremity abductors (supraspinatous, deltoid, biceps brachii)
Myotome
C5/6
forearm flexors (biceps brachii, brachioradialis), forearm pronators
Myotome
C7
forearm extensors (triceps brachii), wrist and finger extensors
Myotome
C8/T1
intrinsic hand muscles
Myotome
L2
thigh flexion (iliopsoas)
Myotome
L3/4
leg extension (quads) *knee jerk reflex
Myotome
L4/5
food dorsiflexors and toe extensors (ant. tibial muscles)
Myotome
S1/2
food plantarflexors and toe flexors (post. tibial muscles)
Myotome
S2/3/4
anal contraction
Upper extremity abductors myotome
C5
Forearm flexors myotome
C5/6
Forearm extensors myotome
C7
Intrinisc hand muscles myotome
C8-T1
Thigh flexion myotome
L2
Leg extension myotome
L3/4
Foot dorsiflexors and toe extensors myotome
L4/5
Foot plantarflexors and toe flexors myotome
S1/2
Anal contraction myotome
S2,3,4