upper limb part 2


what is the axillary artery a continuation of


subclavian artery


what does the axillary artery become


brachial artery


what are three parts of the axillary artery


1st: superior thoracic2nd: thoraco acromial and lateral thoracic arteries3rd: subscapular, anterior and posterior circumflex humeral arteries


which nerve roots form the brachial plexus


C5-T1


what are the roots, trunks, divisions, cords and terminal branches of the brachial plexus


roots: anterior rami C5-T1trunks:superior, middle and inferiordivisions: anterior and posterior divisions from each trunkcords: lateral, posterior and medialterminal branches: axillary, radial, musculocutaneous, median and ulnar


which roots make up the superior trunk


C5-C6


which root(s) make up the middle trunk


C7


which roots make up the inferior trunk


C8-T1


which cord recieves all 3 posterior divisions (C5-T1)


posterior cord


which cord recieves anterior divisions from superior and middle trunk (C5-C7)


lateral cord


which cord recieves anterior division of inferior trunk (C8-T1)


medial cord


median nerve


middle of forearmcontacts brachioradialisalong side to brachial artery


Ulnar nerve


medial side of brachial arteryalong flexor carpi ulnaris


musculaneous


between brachioradialis and biceps


radial


crosses lateral epicondyle to enter forearmposterior to brachial artery


brachial artery begins on the _____ _____ of teres minor and end in _____ _____


inferior bordercubital fossa


what does the brachial artery divide into


radial and ulnar arteries


what are branches of the brachial artery


prfunda brachii and ulnar collateral arteries


what is the cubital fossa?


depression on anterior surface of elbow