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Osteology Upp Limb

ch 2 wvsom

QuestionAnswer
Scapular notch is bridged by which ligament? suprascapular ligament
Coracoid process site of attachment of what 3 muscles? short head biceps brachii, coracobrachialis, pectoralis minor
Coracoid process site of attachment of what 3 ligaments? coracoclavicular ligament, coracohumeral ligament, coracoacromial ligament
what part of the scapula runs inferiorly to meet the inferior angle? axillary border
Where is the supraglenoid notch? inferior to the acromion
what muscle originates at the subscapular fossa? subscapularis
Where does the clavicle articulate with the acromion? acromial articular surface
The trapezoid line and conoid tubercle are attachment sites for what ligaments? coracoclavicular ligament
Medial aspect of clavicle forms a knob with a flat surface, what is it called? the sternal articular surface
Why is the clavicle S shaped? Why is that bad? Allows nerves and vessels under it, but is susceptible to fracture
Greater tubercle of the humerus attaches what 3 muscles? supraspinatus, infraspinatus, teres minor
What muscle inserts to lesser tubercle? subscapularis
the tendon of the long head of the biceps brachii muscle traverses what groove in the humerus? intertubercular sulcus
Crest of greater tubercle of humerus is attachment site for what muscle? pec major
What muscle terminates immediately adjacent and lateral to the pectoralis major attachment on the floor of the intertubercular sulcus? latissimus dorsi
Function of the lateral epicondyle? origin for forearm extensors
Function of medial epicondyle origin for forearm flexors
trochlea articulates with what bone? ulna
What are possible complications of fractured humeral shaft? radial nerve damage
What is the purpose of the olecranon process? receives tendon for tricep brachii
Ulnar tuberosity is attachment site for what muscle? brachialis
What muscle attaches to supinator crest? Supinator
the head of the radius articulates to what boney structure? humeral capitulum
What is the purpose of the radial tuberosity? insertion point for bicep brachii
What 3 bony structures form the radial triangle in cross section? radial styloid process, ulnar notch, dorsal radial tubercle
If fall on hand and cant move right thumb, what tendon was ruptured? extensor pollicis longus tendon
Trapezium tubercle is attachment site for which muscles? flexor retinaculum, adductor pollicis brevis, opponens pollicis
pain on palpation of snuff box indicates... scaphoid injury
What is a Colle's fracture? distal radius fracture, when someone extends arm to break a fall
Created by: dkozhev