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Positioning 1 > Chapter 4 - upper extremity > Flashcards

Chapter 4 - upper extremity Flashcards

1
Q

How many finger bones?

A

27

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2
Q

how many digit bones?

A

14

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3
Q

a name for finger bones

A

phalanx

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4
Q

phalanx is divided - the names are?

A

distal, middle, and proximal

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5
Q

the thumb phalanx has 2. which 2

A

distal and proximal

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6
Q

the three parts of the bones of the fingers

A

head, body, and base

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7
Q

the bones of the palm are called?

A

metacarpals

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8
Q

how many metacarpals?

A

5

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9
Q

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

A

no

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10
Q

wrist bones are called

A

carpals

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11
Q

how many carpal bones?

A

8

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12
Q

scaphoid

A

navicular

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13
Q

lunate

A

semilunate

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14
Q

triquetrum

A

cuniform

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15
Q

pisiform

A

none

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16
Q

trapezium

A

greater multangular

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17
Q

trapezoid

A

lesser multangular

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18
Q

capitate

A

OS magnum

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19
Q

hamate

A

hamulus, unciform

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20
Q

largest carpal bone

A

capitate

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21
Q

carpal bone with a hook like process

A

hamate

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22
Q

interphalangeal joint - IP joint

A

joint space between two phalanx - thumb only

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23
Q

distal interphalangeal joint - DIP joint

A

joint space between the distal phalanx and the middle phalanx

24
Q

proximal interphalangeal joint - PIP joint

A

joint space between the proximal and middle phalanx

25
Q

metacarpalphalangeal joint - MCP joint

A

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

26
Q

carpometacarpal joint - CMC joint

A

joint that jon the carpals to the proximal metacarpals

27
Q

the radius is on the pinky or thumb side?

A

thumb side

28
Q

the ulna is on the pinky or thumb side?

A

pinky side

29
Q

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

A

styloid process

30
Q

the ulnar notch is located where?

A

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

31
Q

the head of the radius is located where?

A

proximal end of the radius

32
Q

the radial tuberosity is located where?

A

proximal end of the radius

33
Q

which is the shortest, the radius or the ulna?

A

radius

34
Q

what are the two bony processes of the ulna?

A

olecranon process and the coronoid process

35
Q

what articulates with the distal end of the humerus?

A

trochlear notch

36
Q

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

A

radial notch

37
Q

the head of the radius articulates with the ulna where?

A

at the radial notch

38
Q

the whole distal end of the humerus is called?

A

humeral condyle

39
Q

articulates with the ulna and is shaped like a pulley

A

trochlea

40
Q

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

A

capitulum

41
Q

capitulum means

A

little head

42
Q

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

A

lateral epicondyles

43
Q

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

A

medial epicondyles

44
Q

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

A

coronoid and radial fossa’s

45
Q

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

A

olecranon fossa

46
Q

where is the olecranon fossa located?

A

on the posterior side of the end of the distal humerus

47
Q

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

A

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

48
Q

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

A

false

49
Q

ulnar deviation is also known as?

A

scaphoid or navicular view

50
Q

what does the ulnar deviation do?

A

opens the bones on the radial side

51
Q

what does the radial deviation do?

A

opens the bones on the ulnar side

52
Q

fat pads are an indication of what?

A

injury or disease

53
Q

fat pads are located where?

A

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

54
Q

cast tech increase

A

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

55
Q

marker should be placed where?

A

lateral aspect of the body - outside

Positioning 1 (11 decks)

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