Wrist Comp

Question 1

Small chip fractures may occur near where?

Answer 1

Joint spaces

Question 2

Which carpals articulate with which metacarpals?

Answer 2

Trapezium: 1
Trapezoid: 2
Capitate: 3
Hamate: 4 and 5

Question 3

Largest proximal carpal?

Answer 3

Scaphoid (navicular)

Question 4

What does the scaphoid articulate with proximally?

Answer 4

The radius

Question 5

Most frequently fracture carpal bone?

Answer 5

Scaphoid

Question 6

What carpals does the radius articulate with?

Answer 6

Scaphoid and lunate

Question 7

What is the deep concavity on the distal surface of the lunate for?

Answer 7

Where is articulates with the capitate

Question 8

Pyramidal shaped carpal?

Answer 8

Triquetrum

Question 9

What does the triquetrum articulate with anteriorly?

Answer 9

The pisiform

Question 10

Where is the pisiform in relation to the triquetrum?

Answer 10

Anterior

Question 11

In what view is the pisiform most evident?

Answer 11

The carpal sulcus view

Question 12

Where is the trapezium in relation to the scaphoid??

Answer 12

Medial and distal

Question 13

Wedge shaped carpal?

Answer 13

Trapezoid

Question 14

Smallest distal carpal?

Answer 14

Trapezoid

Question 15

Hook like process of the hamate? Where does it project from?

Answer 15

Hamulus projects from the palmar surface

Question 16

What passes through the carpal sulcus (carpal tunnel)?

Answer 16

Major nerves and tendons

Question 17

Carpal sulcus view best demonstrates what?

Answer 17

Pisiform and hamulus

Trapezium and its relationship to the thumb

Question 18

Which styloid process extends more distally?

Answer 18

Radial styloid process

Question 19

Head of the ulna fits into the ______ of the radius?

Answer 19

Ulnar notch

Question 20

Ulnar head and styloid process are easily felt when hand is ______?

Answer 20

Pronated

Question 21

All joints of the upper limb are classified as?

Answer 21

Synovial, diarthrodial (freely movable)

Question 22

1 CMC joint type and movement

Answer 22

• Sellar/saddle

- flexion/extension, abduction/adduction, circumduction, opposition, and rotation

Question 23

2-5 CMC joint type and movement

Answer 23

• plane/gliding
• flat or slightly curved, movement limited by tight fibrous capsule
• least movable

Question 24

Least movable joints?

Answer 24

2-5 CMC joints

Question 25

Intercarpal joint type and movement

Answer 25

-plane/gliding

Question 26

Wrist joint type and movement

Answer 26

-ellipsoidal/condyloid (most freely movable)

Question 27

What is the articulation between the radius, scaphoid, and lunate called?

Answer 27

Radiocarpal joint

Question 28

What is part of the total wrist articulation including the distal radioulnar joint?

Answer 28

Articular disc

Question 29

What is opposite the articular disc?

Answer 29

Triquetrum

Question 30

What is the wrist joint? (Formed by)

Answer 30

Distal radius and articular disc form a concave shape that articulates with the scaphoid, lunate, and triquetrum

Question 31

Movement of wrist joint?

Answer 31

4 directions plus circumduction

Question 32

What do the wrist ligaments do?

Answer 32

Stabilize the wrist joint

Question 33

Wrist ligaments?

Answer 33

-Ulnar collateral ligament -Radial collateral ligament -5 additional (Dorsal radiocarpal, palmar radiocarpal, triangular fibrocartilage complex TFCC, scapholunate, lunotriquetral)

Question 34

Ulnar deviation best demonstrates?

Answer 34

Scaphoid Trapezium Trapezoid

Question 35

Radial deviation best demonstrates?

Answer 35

Pisiform Triquetrum Lunate Hamate

Question 36

Extrasynovial?

Answer 36

Outside the synovial sac, but within the joint capsule

Question 37

Fat strips?

Answer 37

- Scaphoid fat stripe | - Pronator fat stripe

Question 38

Scaphoid fat stripe best demonstrated on what views?

Answer 38

PA and oblique

Question 39

Pronator fat stripe best demonstrated on what views?

Answer 39

Lateral

Question 40

Where is the scaphoid fat stripe located?

Answer 40

Between the radial collateral ligament and adjoining muscle tendons lateral to scaphoid

Question 41

Where is the pronator fat stripe located?

Answer 41

1cm anterior to radius

Question 42

If seen, what do fat stripes demonstrate?

Answer 42

Fractures, pathologies

Question 43

Barton's fracture?

Answer 43

Fracture and dislocation of the posterior lip of the distal radius

Question 44

Bennett's fracture?

Answer 44

Fracture of the base of the 1st metacarpal, subluxation and posterior displacement

Question 45

Colle's fracture

Answer 45

Fracture of the distal radius with posterior displacement of the distal fragment FOOSH

Question 46

Smith's fracture?

Answer 46

Fracture of the distal radius with anterior displacement of the distal fragment

Question 47

Bursitis?

Answer 47

Inflammation of the bursa

Question 48

Carpal tunnel syndrome?

Answer 48

Compression of the medial nerve as it passes through the center of the wrist

Question 49

Skier's thumb?

Answer 49

Sprain or tear of the ulnar collateral ligament of thumb PA stress views of bilateral thumb Folio