Spinal Nerves Innervating Dermatomes and Myotomes Flashcards
(19 cards)
What is the spinal nerve responsible for sensory of the shoulder?
C-5
What is the spinal nerve responsible for sensory of the thumb?
C-6
What is the spinal nerve responsible for sensory of the middle finger?
C-7
What is the spinal nerve responsible for sensory of the little finger?
C-8
What is the spinal nerve responsible for sensory of the nipple?
T-4
What is the spinal nerve responsible for sensory of the umbilicus?
T-10
What is the spinal nerve responsible for sensory of the groin?
L-1
What is the spinal nerve responsible for sensory of the medial foot?
L-5
What is the spinal nerve responsible for sensory of the lateral leg/foot?
S-1
What is the spinal nerve responsible for sensory of the anal area?
S-2,3,4
What is the spinal nerve responsible for innervating the muscle group upper extremity abductors (deltoid, biceps, brachii)?
C-5
What is the spinal nerve responsible for innervating the muscle group forearm flexors and pronators (biceps bracii, brachioradialis)?
C-5/6
What is the spinal nerve responsible for innervating the muscle group forearm extensor (triceps brachii), wrist extensors, and finger extensors?
C-7
What is the spinal nerve responsible for innervating the muscle group intrinsic hand muscles?
C-8/T-1
What is the spinal nerve responsible for innervating the muscle group thigh flexion (iliopsoas)?
L-2
What is the spinal nerve responsible for innervating the muscle group leg extension (quadriceps)(knee jerk reflex)?
L-3/4
What is the spinal nerve responsible for innervating the muscle group foot dorsiflexors and toe extensors (anterior tibial muscles)?
L-4/5
What is the spinal nerve responsible for innervating the muscle group foot plantar flexors (posterior tibial muscles) and toe flexors (achilles tendon reflex)?
S-1/2
What is the spinal nerve responsible for innervating the muscle group that is involved with anal contracting?
S-2,3,4
