Lecture 7: Osteology Upper Extremity

Question 1

bones that make up the sternum

Answer 1

xiphoid process
sternum body
manubrium

Question 2

major bones of the upper extremity

Answer 2

clavicle
scapula
humerus
ulna
radius
carpals
metacarpals
phalanges

Question 3

carpals of the proximal row — radial to ulnar

Answer 3

scaphoid
lunate
triquetral
pisiform

Question 4

which carpal is a sesamoid bone?

Answer 4

pisiform

floats over triquetral in tendon of flexor carpi ulnaris

Question 5

carpals of the distal row — radial to ulnar

Answer 5

trapezium
trapezoid
capitate
hamate

Question 6

what are the bony landmarks significant with the carpals?

Answer 6

tubercle of the scaphoid

hook of hamate

Question 7

the phalanges are divided into what sections?

Answer 7

proximal
middle
distal

Question 8

name the four landmarks of the manubrium

Answer 8

sternal notch
clavicular & costal facets
sternal angle

Question 9

sternal angle

Answer 9

marks the locations of the 2nd ribs on the manubrium

Question 10

sternbrae

Answer 10

body of the sternum, fused together in adults

Question 11

what is the distal end of the sternum referred to as?

Answer 11

xiphoid process

Question 12

what is the shape of the clavicle

Answer 12

sigmoid — gentle S shape

Question 13

what are the 2 ligaments associated with the clavicle?

Answer 13

costo—clavicular

coraco—-clavicular

Question 14

T/F: the coracoclavicular ligament is made up of 2 small ligaments?

Answer 14

true

conoid & trapezoid

Question 15

name 5 muscles that attach to the clavicle

Answer 15

deltoid, pectoralis major, trapezius, sternocleidomastoid, subclavius

Question 16

the scapula spans across….

Answer 16

ribs 2 - 7

Question 17

the Spinoglenoid notch is located on what bone? describe it’s location

Answer 17

scapula

under the spine, on the acromion process end

Question 18

the medial border of the scapula: angle type?

Answer 18

vertical line

Question 19

what notch on the scapula allows for an artery/vein to pass through?

Answer 19

suprascapular notch

Question 20

which process is located above the humeral head: acromion or coracoid process?

Answer 20

acromion process

Question 21

crest is another word for

Answer 21

ridge

Question 22

describe the difference between the anatomical and surgical neck of the humerus

Answer 22

anatomical neck is superior to the surgical and located on top of the greater tubercle

surgical neck is just inferior to the head

Question 23

what is the purpose of the olecranon fossa?

Answer 23

the olecranon process of the ulna sits in it

elbow

Question 24

a bony landmark, located mid shaft on the humerus and wraps around the bone

Answer 24

spiral/radial groove

Question 25

what is the significance of the spiral groove?

Answer 25

radial nerve and brachial artery

Question 26

where is the deltoid tuberosity located?

Answer 26

mid shaft of the humerus

Question 27

where are the condyles located and what are their names?

Answer 27

distal, anterior humerus | trochlea and capitulum

Question 28

give the significance and alternate name for the coronoid fossa

Answer 28

located distal-anterior humerus trochlea fossa where the ulna head rests in elbow flexion

Question 29

trochlea is associated with.....

Answer 29

ulnar head

Question 30

capitulum is associated with......

Answer 30

radial head | allows for free rotation

Question 31

where is the ulnar tuberosity located?

Answer 31

proximal-anterior humerus

Question 32

define 'fovea'

Answer 32

shallow depression in head of radius

Question 33

what are the major markings to remember in regards to the radius?

Answer 33

head and neck styloid process of radius articular surfaces for scaphoid and lunate

Question 34

where is the ulnar notch located?

Answer 34

anterior-distal-medial radius | allows for rotation

Question 35

radius interosseous margin

Answer 35

medial side

Question 36

ulnar interosseous margin

Answer 36

lateral side

Question 37

what is the structure located between the radius and ulna?

Answer 37

interosseous ligament

Question 38

what is another name for the radial tuberosity?

Answer 38

bicipital tuberosity

Question 39

where is the styloid process of the ulna located?

Answer 39

distal-medial end

Question 40

where is the radial notch located?

Answer 40

proximal ulna

Question 41

what is the significance of the semilunar notch?

Answer 41

trochlea notch | where the trochlea sits on the ulna

Question 42

which of the phalanges do we only have 9 of?

Answer 42

middle phalange

Question 43

name the wrist and finger joints and locations

Answer 43

``` MCP metacarpal --- proximal phal PIP proximal phal --- middle phal DIP middle phal --- distal phal ```

Question 44

how many total carpals does one wrist have?

Answer 44

8