Chapter 4 - upper extremity

Question 1

How many finger bones?

Answer 1

27

Question 2

how many digit bones?

Answer 2

14

Question 3

a name for finger bones

Answer 3

phalanx

Question 4

phalanx is divided - the names are?

Answer 4

distal, middle, and proximal

Question 5

the thumb phalanx has 2. which 2

Answer 5

distal and proximal

Question 6

the three parts of the bones of the fingers

Answer 6

head, body, and base

Question 7

the bones of the palm are called?

Answer 7

metacarpals

Question 8

how many metacarpals?

Answer 8

5

Question 9

when radiographing the thumb, the metacarpal is included. Are they included with the other fingers?

Answer 9

no

Question 10

wrist bones are called

Answer 10

carpals

Question 11

how many carpal bones?

Answer 11

8

Question 12

scaphoid

Answer 12

navicular

Question 13

lunate

Answer 13

semilunate

Question 14

triquetrum

Answer 14

cuniform

Question 15

pisiform

Answer 15

none

Question 16

trapezium

Answer 16

greater multangular

Question 17

trapezoid

Answer 17

lesser multangular

Question 18

capitate

Answer 18

OS magnum

Question 19

hamate

Answer 19

hamulus, unciform

Question 20

largest carpal bone

Answer 20

capitate

Question 21

carpal bone with a hook like process

Answer 21

hamate

Question 22

interphalangeal joint - IP joint

Answer 22

joint space between two phalanx - thumb only

Question 23

distal interphalangeal joint - DIP joint

Answer 23

joint space between the distal phalanx and the middle phalanx

Question 24

proximal interphalangeal joint - PIP joint

Answer 24

joint space between the proximal and middle phalanx

Question 25

metacarpalphalangeal joint - MCP joint

Answer 25

joint space between the distal metacarpal and the proximal phalanx - knuckles

Question 26

carpometacarpal joint - CMC joint

Answer 26

joint that jon the carpals to the proximal metacarpals

Question 27

the radius is on the pinky or thumb side?

Answer 27

thumb side

Question 28

the ulna is on the pinky or thumb side?

Answer 28

pinky side

Question 29

conical projections on the extreme distal ends of the radius and the ulna are called?

Answer 29

styloid process

Question 30

the ulnar notch is located where?

Answer 30

on the medial side of the radius. The head of the ulna fits in this notch.

Question 31

the head of the radius is located where?

Answer 31

proximal end of the radius

Question 32

the radial tuberosity is located where?

Answer 32

proximal end of the radius

Question 33

which is the shortest, the radius or the ulna?

Answer 33

radius

Question 34

what are the two bony processes of the ulna?

Answer 34

olecranon process and the coronoid process

Question 35

what articulates with the distal end of the humerus?

Answer 35

trochlear notch

Question 36

what is the depression on the lateral aspect of the proximal ulna?

Answer 36

radial notch

Question 37

the head of the radius articulates with the ulna where?

Answer 37

at the radial notch

Question 38

the whole distal end of the humerus is called?

Answer 38

humeral condyle

Question 39

articulates with the ulna and is shaped like a pulley

Answer 39

trochlea

Question 40

articulates with the head of the radius, the lateral aspect of the humerus

Answer 40

capitulum

Question 41

capitulum means

Answer 41

little head

Question 42

what is the smaller projection on the lateral aspect of the humerus above the capitulum called?

Answer 42

lateral epicondyles

Question 43

what is the larger of the two condyles and more prominently located on the medial edge?

Answer 43

medial epicondyles

Question 44

the coronoid process and the radial head fit into these fossa's when the arm is flexed completely

Answer 44

coronoid and radial fossa's

Question 45

the olecranon process sits in this when the arm is extended.

Answer 45

olecranon fossa

Question 46

where is the olecranon fossa located?

Answer 46

on the posterior side of the end of the distal humerus

Question 47

what are the three concentric circles on a lateral elbow made up of?

Answer 47

the trochlear sulcus, the ridges of the capitulum and trochlea, and the trochlear notch of the ulna

Question 48

true or false; should the joint space of elbow be closed on a true lateral?

Answer 48

false

Question 49

ulnar deviation is also known as?

Answer 49

scaphoid or navicular view

Question 50

what does the ulnar deviation do?

Answer 50

opens the bones on the radial side

Question 51

what does the radial deviation do?

Answer 51

opens the bones on the ulnar side

Question 52

fat pads are an indication of what?

Answer 52

injury or disease

Question 53

fat pads are located where?

Answer 53

extrasynovial (outside the synovial sac) but are inside the joint capsule.

Question 54

cast tech increase

Answer 54

sm plaster - 50%-60% mAs or 5-7 kVp lg plaster - 100% mAs or 8-10 kVp fiberglass - 25%-30% mAs or 3-4 kVp

Question 55

marker should be placed where?

Answer 55

lateral aspect of the body - outside