Overview Flashcards
how does the radius move in relation to the ulna in pronation
radius moves over the ulna
what type of joints if the 1st CMC joint
synovial - saddle type
subclavis muscle
levator scapulae
what is the innervation of the rhomboid muscles
dorsal scapula nerve
what do the rotator cuff muscles do
hold the head of the humerus in the glenoid fossa
where do the 4 rotator cuff muscles attach
supraspinatus and infraspinatus and teres minor to greater tuberosity
subscapularis to lesser tuberosity
subscapularis is on the anterior side of the scapula
name the muscles in the ant compartment of the arm
biceps brachii
brachialis
coracobrachialis
action of the muscles in ant compartment of the arm
flexion of arm and forearm
innervation of the anterior muscles of the arm
musculocutaneous nerve
muscles in the posterior compartment of the arm
triceps brachii
action of muscles in pos compartmnet of arm
extension of arm and forearm
innervation of muscles in the pos compartment of arm
radial nerve
triceps brachii
anterior compartment of forearm - superficial layer
anterior compartment of forearm - intermediate layer
anterior compartment of forearm - deep layer
what are the muscles of the anterior compartment of the forearm innervated by
MEDIAN nerve
except flexor carpi ulnaris and medial half of flexor digitorum profundus - ulnar nerve
deep layer of pos compartmnet of forearm
superficial layer of muscles of pos compartment of forearm
whatare the muscles of the posterior compartment of the forearm innervated by
radial nerve