Exam 1 Superior Appendicular

Question 1

Which bone is known as the small key?

Answer 1

clavicle

Question 2

clavicle landmarks

Answer 2

lateral end - acromial end
conoid tubercle
medial end - sternal end
costal tuberosity
subclavian groove

Question 3

clavicle development

Answer 3

first to ossify in embryo (5-6w)
last to ossify (sternal, 21-25y)
lateral - intramembranous
medial - endochondral

Question 4

scapula development

Answer 4

intramembranous and endochondral

Question 5

scapula landmarks

Answer 5

spine
acromion (akros - high, moose - shoulder)
fossae - supraspinous, infraspinous, subscapular, glenoid
supra/infraglenoid tubercle
coracoid process

Question 6

scapula margins

Answer 6

lateral border (axillary margin)
medial border (vertebral margin)
superior border
suprascapular notch

Question 7

scapula location

Answer 7

overlies ribs 2-7

17 muscles attach

Question 8

scapula angles

Answer 8

superior
inferior
medial

Question 9

humerus proximal landmarks

Answer 9

anatomic v. surgical neck
greater tubercle
lesser tubercle
intertubercular groove
head

Question 10

humerus shaft landmarks

Answer 10

deltoid tuberosity

radial/spiral/musculospiral groove

Question 11

humerus distal landmarks

Answer 11

lateral/medial epicondyle
lateral/medial supracondylar crests
trochlea
capitulum
coronoid fossa
olecranon fossa

Question 12

ulna landmarks

Answer 12

semilunar/trochlear notch
coronoid process
ulnar tuberosity
radial notch
styloid process
interosseous margin
supinator crest

Question 13

clavicle R/L

Answer 13

sternal medial

conoid tubercle inferior posterior

Question 14

humerus R/L

Answer 14

head proximal medial

olecranon fossa posterior

Question 15

ulna R/L

Answer 15

trochlea anterior

radial notch lateral

Question 16

ulna articulations

Answer 16

trochlea of humerus

head of radius

Question 17

humerus articulations

Answer 17

glendoid fossa of scapula
ulna at trochlea
radius at capitulum

Question 18

radius landmarks

Answer 18

head/neck
radial tuberosity
interosseous border
styloid process
ulnar notch
dorsal tubercle

Question 19

radius R/L

Answer 19

smooth distal anterior

styloid process lateral

Question 20

radius articulations

Answer 20

capitulum of humerus

scaphoid and lunate of carpus

Question 21

carpal bones L-M, P-D

Answer 21

scaphoid
lunate
triquetral
pisiform
trapezium
trapezoid
capitate
hamate (hamulus)

Question 22

metacarpals

Answer 22

base proximal
head distal
thumb 1 - pinky 5

Question 23

carpus R/L

Answer 23

pisiform is proximal/medial

Question 24

upper limb development

Answer 24

endochondral ossification