MCQs Flashcards
(17 cards)
What innervates the pectoralis major?
Medial and lateral pectoral nerves
Which fracture of the humerus is most likely to cause Volkmann’s ischaemic contracture?
Supracondylar fracture- can interfere with supply of the brachial artery
What artery supplies the sternoclavicular joint?
Internal thoracic artery
What is the action of the infraspinatus?
Lateral rotation of the arm
What ligament holds the head of the radius in place at the proximal radioulnar joint?
Annular
What vessels are within the spiral groove of the humerus?
Radial nerve and deep branch of brachial artery
What anatomical space does the circumflex scapular artery pass through?
Triangular space
What nerve supplies the adductor pollicis brevis?
Deep branch of ulnar nerve
What type of cartilage lines the articular surfaces of the acromioclavicular joint?
Fibrocartilage
What are the actions of the coracobrachialis?
Flexion and adduction of the upper limb
What type of synovial joint is the MCP?
Condyloid
What two veins form the axillary vein?
Basilic and brachial
What nerve roots does the axillary nerve contain?
C5-C6
What nerve roots does the musculocutaneous nerve contain?
C5, C6, C7
What nerve roots does the median nerve contain?
C6 - T1
What nerve roots does the radial nerve contain?
C5 - T1
What nerve roots does the ulnar nerve contain?
C8 - T1
