REPORTED QUESTIONS WITH
CORRECT ANSWERS
S1 Dermatome - Answer-Motor: Eversion, Plantar Flexion, Hip Extension
Muscle: Peroneus Longus/Brevis, Gluteus Maximus
Sensory: Lateral aspect of foot and plantar surface of foot.
Disorder: N/A
S2-4 Dermatomes - Answer-Motor: Anal Wink
Muscle: Levator Ani/Coccygeus
Sensory: Perianal
Disorder: Cauda Equina Syndrome - Incontinence
Axillary Nerve - Answer-Motor: Arm Abduction
Muscle: Deltoid, Teres Minor
Sensory: Lateral Arm
Disorder: Glenohumeral Dislocation
Radial Nerve - Answer-Motor: Wrist/Finger Extension
Muscle: Wrist/Finger Extensors, Triceps
Sensory: Dorsal web between thumb and index finger.
Disorder: Wrist Drop, Crutch Palsy
Musculocutaneous Nerve - Answer-Motor: Elbow Flexion
Muscle: Biceps, Brachialis, Coracobrachialis
Sensory: Lateral Forearm
Disorder: Impingement
Median Nerve - Answer-Motor: Thumb Pinch, Abduction/Opposition of Thumb
Muscle: Wrist/Thumb Flexors, Thumb Abductors, Thenar
Sensory: Distal Radial Hand, 2nd Digit
Disorder: Carpal Tunnel, Pronator Teres (Pregnancy), Ape Hand Deformity
Ulnar Nerve - Answer-Motor: Abduction of 5th Digit, Adduction of Thumb
Muscle: Finger Abductors/Adductors, Thumb Adduction
Sensory: Distal Ulnar Hand, 5th digit
Disorder: Tunnel of Guyon/Claw Hand
Dorsal Scapular Nerve - Answer-Motor: Elevation & Retraction of Scapula
Muscle: Rhomboids & Levator Scapula
,Sensory: N/A
Disorder: Medial flaring of the scapula.
Long Thoracic Nerve - Answer-Motor: Protraction of the Scapula
Muscle: Serratus Anterior
Sensory: N/A
Disorder: Lateral winging of the scapula.
Lateral Femoral Cutaneous Nerve - Answer-Motor: N/A
Muscle: N/A
Sensory: Lateral Thigh
Disorder: Meralgia Paresthetica
Posterior Femoral Cutaneous Nerve - Answer-Motor: N/A
Muscle: N/A
Sensory: Posterior Thigh
Disorder: N/A
Saphenous Nerve - Answer-Motor: N/A
Muscle: N/A
Sensory: Anteromedial Knee, Medial Leg
Disorder: N/A
Obturator Nerve - Answer-Motor: Hip Adduction
Muscle: Hip Adductor Muscles
Sensory: Medial Thigh
Disorder: Impingement
Femoral Nerve - Answer-Motor: Hip Flexion, Knee Extension
Muscle: Iliopsoas, Quadriceps
Sensory: Anteromedial Thigh and Leg
Disorder: Impingment
Sciatic Nerve - Answer-Motor: Flexion of the Knee
Muscle: Hamstrings
Sensory: Ant./Post. Leg, Sole/Dorsum of Foot
Disorder: Piriformis Syndrome
Peroneal Nerve - Answer-Motor: Foot Dorsiflexion, Inversion, Eversion
Muscle: Tib. Anterior, Toe Extensors, Peroneals
Sensory: Anterior Leg, Dorsum of Foot
Disorder: Fibular Head Fracture
Medial Plantar Nerve - Answer-Motor: Toe Flexion
Muscle: Toe Flexor Muscles
Sensory: N/A
, Disorder: Tarsal Tunal Syndrome
Dermatogenous Pain - Answer-Pain along the sensory distribution of a nerve root.
Myotogenous Pain - Answer-Pain that originates within a muscle.
Cramping, spasm, aching, dull.
Scleratogenous Pain - Answer-Pain that arises from structures derived from
ebryological sclerotomes (joint pain).
Poorly localized, dull, ache.
Radiating Pain - Answer-Pain along one nerve or from the same tissue.
Radicular Pain - Answer-Radiating pain along the course of a dermatome due to
irritation of a nerve root.
Referred Pain - Answer-Pain along scleroderm of origination involving more than one
kind of tissue (shared pathway).
Nerve Pain - Answer-Shooting, radiating, causalgia, tingling.
Circulation Pain - Answer-Throbbing, pulsating.
Cancer Pain - Answer-Constant, deep, boring, nocturnal, progressive, unremitting.
Myofascial Pain - Answer-Trigger points, jump sign.
Eye Referral - Answer-Forehead/Occiput
TMJ Referral - Answer-Temporal Headache
Liver/Gallbladder Referral - Answer-Right Shoulder and Right Inferior Scapula
Pancreas Referral - Answer-Spine @ T10 (Epigastric)
(Flank Bruising)
Heart Referral - Answer-Left Shoulder & Medial Left Arm
Intestinal Referral - Answer-Periumbilical
Appendix Referral - Answer-Epigastric - Early
RLQ - Late
Kidney Referral - Answer-Flank
Ureter Referral - Answer-Groin