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Upper Extremity II
axila, brachial plexus, nerves and muscles, vessels
Question | Answer |
---|---|
Origin of long head of biceps brachii | supraglenoid tubercle of scapula |
deep brachial artery is a branch of | brachial artery |
common insertion of three heads of triceps brachii | olecranon |
origin of short head of biceps brachii | coracoid process |
formed from lower anterior division | medial cord |
branches of upper trunk of brachial plexus include nerves t | subclavius and suprascapular |
muscles in posterior of arm are innervated by | radial nerve |
gives rise to radial and axillary nerves | posterior cord |
runs with brachial artery in arm | median nerve |
each have one pectoral branch on BP | lateral and medial cords |
forms from 3 posterior divisions | posterior cord |
receives contributions from lateral and medial cords | median nerve |
part of humerus that articulates with ulna | trochlea |
inserts on tuberosity of radius | biceps brachii tendon |
largest artery in anterior of arm | brachial artery |
lateral cord becomes __ | musculocutaneous nerve |
only anterior arm muscle that doesn't act on forearm | coracobrachialis |
origin of long head of triceps | infraglenoid tubercle of scapula |
forms medial border of axilla | serratus anterior |
innervates anterior compartment muscles of arm | musculocutaneous nerve |
___ & ___ ___ arteries contribute anastomoses at elbow | radial & ulnar collateral |
largest artery in posterior compartment of arm | deep brachial artery |
strongest flexor of forearm | brachialis |
branches of posterior cord in shoulder | upper subscapular, lower subscapular & thoracodorsal nerves |
mediate pronation & supination | radioulnar joints |
insertion of brachialis | coronoid process of ulna |
muscles supplied by posterior cord are functionally | extensors |
origin of lateral head of triceps | humerus superior to radial groove |
tendon of ____ head of ____ runs through capsule of shoulder joint | long head of biceps |
deep brachial artery runs with ___ nerve | radial nerve |
anterior primary rami of spinal nerves in brachial plexus are called | roots |
branches from roots of BP are the ___ and ___ nerves | long thoracic and dorsal scapular nerves |
radial nerve is associated with the ___ of humerus | radial groove |
upper & middle anterior divisions of BP form the ___ | lateral cord |
ligament that surrounds the head of the radius | annular ligament |