Muscle Compartments Flashcards
What nerve innervates the anterior compartment of the arm?
Musculocutaneous nerve
What muscles are in the anterior compartment of the arm?
Biceps brachii, brachialis, and coracobrachialis
What nerve innervates the posterior compartment of the arm?
Radial nerve
What muscles are in the posterior compartment of the arm?
Triceps brachii, and anconeus
What nerve innervates the gluteus maximus?
Inferior gluteal nerve
What nerve innervates the gluteus medius and minimus?
Superior gluteal nerve
What nerve innervates the muscles in the anterior compartment of the thigh?
Femoral nerve, and anterior rami (only psoas major)
What muscles are in the anterior compartment of the thigh?
Psoas major, iliacus, vastus lateralis, vastus intermedius, vastus lateralis, rectus femoris, and sartorius
What nerve innervates the muscles in the medial compartment of the thigh?
Obturator nerve, femoral nerve (pectineus), and sciatic (hamstring component of adductor magnus)
What muscles are in the medial compartment of the thigh?
Adductors, obturator externus, pectineus, and gracilis
What nerve innervates the posterior component of the thigh?
Sciatic nerve
What muscles are in the posterior component of the thigh?
Biceps femoris, semitendinosus, and semimembranosus
What nerve innervates the posterior compartment of the leg?
Tibial nerve
What muscles are in the superficial posterior compartment of the leg?
Gastrocnemius, plantaris, and soleus
What nerve innervates the anterior compartment of the leg?
Deep fibular nerve
What muscles are in the anterior compartment of the leg?
Tibialis anterior, extensor hallucis longus, extensor digitorum longus, and fibularis tertius
What nerve innervates the lateral compartment of the leg
Superficial fibular nerve
What muscles are in the lateral compartment of the leg?
Fibularis longus, and fibularis brevis
what nerve innervate the shoulder muscles?
motor spinal part or accessory nerve, axillary nerve, branches of anterior rami at C3-4, and dorsal scapular nerve
what are the muscles of the shoulder?
Trapezius, deltoid, levator scapulae, and rhomboids
gluteal region
What muscles are in the deep posterior compartment of the leg?
Popliteus, flexor digitorum longus, flexor hallucis longus, and tibialis posterior
What muscles are in the dorsal aspect of the foot?
Extensor digitorum brevis, and extensor hallucis brevis
what nerve innervates the dorsal aspect of the foot?
Deep fibular nerve
muscles in the sole of the foot
What are the muscles of the posterior scapular region?
Supraspinatus, infraspinatus, teres minor, teres major, and long head of triceps brachii
What nerves innervate the posterior scapular region?
Suprascapular nerve, axillary nerve, inferior subscapular nerve, and radial nerve
walls of axilla
What are the superficial muscles in the anterior compartment of the forearm?
Flexor carpi ulnaris, palmaris longus, flexor carpi radialis, and pronator teres
What nerves innervate the superficial muscles in the anterior compartment of the forearm?
Ulnar nerve (flexor carpi ulnaris), and median nerve
What is the intermediate muscle in the anterior compartment of the forearm?
Flexor digitorum superficialis
What nerve innervates the intermediate muscle in the anterior compartment of the forearm?
Median nerve
What are the deep muscles in the anterior compartment of the forearm?
Flexor digitorum profundus, flexor pollicis longus, and pronator quadratus
What nerves innervate the deep muscles in the anterior compartment of the forearm?
Median nerve, and ulnar nerve (medial half of FDP)
What are the superficial muscles in the posterior compartment of the forearm?
Brachioradialis, extensor carpi radialis longus, extensor carpi radialis brevis, extensor digitorum, extensor digi minimi, extensor carpi ulnaris, and anconeus
What nerves innervate the superficial muscles in the posterior compartment of the forearm?
Radial nerve, and posterior interosseous nerve
What are the deep muscles in the posterior compartment of the forearm?
Supinator, abductor pollicus longus, extensor pollicis bevis, extensor pollicis longus, and extensor indicis
What nerve innervates the deep muscles in the posterior compartment of the forearm?
Posterior interosseous nerve
What are the intrinsic muscles of the hand?
Palmaris brevis, dorsal interossei (4), parmaris interossei (4), adductor pollicis, and lumbricals (4)
What nerves innervate the intrinsic muscles of the hand?
Superficial ulnar nerve, deep ulnar nerve, median nerve (lateral 2 lumbricals)
What are the superficial (appendicular) muscles of the back?
Trapezius, latissimus dorsi, levator scapulae, rhomboid major and minor
What nerves innervate the appendicular muscles of the back?
Accessory nerve, thoracodorsal nerve, and dorsal scapular nerve
What are the intermediate (respiratory) muscles of the back?
Serratus posterior superior and serratus posterior inferior
What nerves innervate the respiratory muscles of the back?
Anterior rami of upper thoracic nerves (T2-5) and anterior rami of lower thoracic nerves (T9-12)
