Lecture 3

Question 1

commonly fractured part of humerus

Answer 1

surgical neck

Question 2

ligaments holding humerus in place

Answer 2

coracohumeral, glenohumeral

Question 3

most commonly broken bone in body

Answer 3

clavicle

Question 4

blunt force injury that breaks the acromioclavicular ligament is aka

Answer 4

separated shoulder

Question 5

three joints of shoulder

Answer 5

ac, sc, gh

Question 6

supraspinatus

Answer 6

greater tubercle of humerus, supraspinous fossa, abduct

Question 7

infraspinatus

Answer 7

greater tubercle, infraspinous fossa, adduct/lateral rotation

Question 8

teres minor

Answer 8

greater tubercle, adduct/lateral rotate

Question 9

subscapularis

Answer 9

lesser tubercle, subscapular fossa, medial rotate/adduct

Question 10

teres major

Answer 10

intertubercular groove, inferior angle of scap, adduct/medial rotate

Question 11

deltoid

Answer 11

spine of scap/clavicle/acromion, deltoid tuberosity, abduct

Question 12

two bursae in shoulder

Answer 12

subscapular, subacromial

Question 13

superior and inferior fibers of trapezius do blank

Answer 13

superior rotate scap

Question 14

serratus anterior

Answer 14

medial border of scap, anterior ribs, superior rotation/protraction/depress

Question 15

winged scapula is due to paralyzed blank

Answer 15

serratus anterior

Question 16

serratus anterior innervation is blank rather than blank like most muscles

Answer 16

superficial, deep

Question 17

serratus anterior innervation

Answer 17

long thoracic nerve

Question 18

subclavius

Answer 18

first rib, clavicle

Question 19

pec minor

Answer 19

coracoid process, ribs 3,4,5, protraction

Question 20

pec major

Answer 20

intertubercular groove, ribs 1-6, adduct/medial rotate

Question 21

deltopectoral triangle has this superficial vein lying in it

Answer 21

cephalic vein

Question 22

three bones of shoulder

Answer 22

scapula, humerus, clavicle