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level: Level 1

Questions and Answers List

level questions: Level 1

QuestionAnswer
Union of anterior rami of C5-C8 and T1 spinal nerves (motor and sensory fibers)What is brachial plexus?
Together with subclavian a. they pass anterior and middle scalene mm.What muscles do roots of brachial plexus pass?
middle and inferior cervical gangliaWhere dose sympathetic fibers in roots of brachial plexus come from?
trunks divide to anterior and posterior divisionsWhat happens with brachial plexus at cervicoaxillary canal?
gooddraw brachial plexus
anterior divisions: flexors, anterior compartment posterior divisions: extensors, posterior compartmentWhat are anterior and posterior divisions of brachial plexus supplying?
relation to axillary arteryWhat determines the name of cords of brachial plexus?
supraclavicular: -from roots and trunks infraclavicular: -from cordsWhere dose the supraclavicular branches and infraclavicular branches of brachial plexus come from?
dorsal scapular long thoracic suprascapular subclavian muscular branches from C5-T1 to scalenii and longus colli gives a branch to pherinc n (C3, C4, C5)Name all supraclavicular branches
musculocutaneous, axillary, radial, median, ulnar lateral pectoral, medial pectoral medial cutaneous n of arm, medial cutaneous n of forearm upper subscapular, lower subscapular thoracodorsalName all infraclavicular branches
SuprascapularWhat nerve innervate glenohumeral joint?
subclavian nWhat nerve is innervating sternoclavicular joint?
coracobrachialis brachialis biceps brachii skin of lateral aspect of forearmWhat is musculocutaneous n innervating?
muscles of anterior compartment of forearm (except flexor carpi ulnaris, ulnar part of flexor digitorum profundus) 1st and 2nd lumbrical mm. thenar mm. (opponens pollicis, abductor pollicis brevis, part of flexor pollicis brevis) sensory fibers to 1st, 2nd, 3rd and half of 4th digitsWhat is median n innervating?
flexor carpi ulnaris ulnar part of flexor digitorum profundus 3rd and 4th lumbrical m. adductor pollicis part of flexor pollicis brevis skin from half of 4th digit and 5th digit and lateral palm and dorsum of handWhat is supplied by ulnar n?
glenohumeral joint teres minor deltoid skin of deltoid regionWhat is axillary n suppling?
all muscles of posterior arm/forearm skin of posterior arm and forearm dorsum of hand until 4th digitWhat is radial n supplying ?
pectoralis major m.What is lateral pectoral n supplying?
pectoralis minor sternocostal part of pectoralis majorWhat is medial pectoral n supplying?
superior portion of subscapularisWhat is supplied by upper subscapular n ?
inferior portion of subscapularis teres major mWhat is supplied by lower subscapular n ?
latissimus dorsi mThoracodorsal n supplies..
rhomboid major rhomboid minor levator scapulaeDorsal scapular n supplies...
dorsal scapular nWhich nerve pierces middle scalene muscle?
long thoracic nWhich nerve passes through cervicoaxillary canal?