Wrist/Forearm RAD 1 Info

Question 1

How many carpal bones are in the wrist?

Answer 1

8

Question 2

What are the carpal bones in the distal row of the wrist?

Answer 2

(Lateral to medial)

• Trapezium
• Trapezoid
• Capitate
• Hamate

Question 3

What are the carpal bones in the proximal row of the wrist?

Answer 3

(Lateral to medial)

• Scaphoid
• Lunate
• Triquetrum
• Pisiform

Question 4

What term can be synonymous with the scaphoid?

Answer 4

Navicular

Question 5

What term can be synonymous with the lunate?

Answer 5

Semilunar

Question 6

What term can be synonymous with the Triquetrum?

Answer 6

Triangular or cuneiform

Question 7

What term can be synonymous with the Pisiform?

Answer 7

There is none

Question 8

What term can be synonymous with the trapezium?

Answer 8

Greater multangular

Question 9

What term can be synonymous with the trapezoid?

Answer 9

Lesser multangular

Question 10

What term can be synonymous with the capitate?

Answer 10

Os magnum

Question 11

What term can be synonymous with the hamate?

Answer 11

Unciform

Question 12

What mnemonic can be used to help remember the carpal bones?

Answer 12

• Steve (Scaphoid)
• Left (Lunate)
• The (Triquetrum)
• Party (Pisiform)
• To (Trapezium)
• Take (Trapezoid)
• Carol (Capitate)
• Home (Hamate)

Question 13

What is the largest carpal in the proximal row?

Answer 13

Scaphoid

Question 14

What is the most commonly fractured carpal bone?

Answer 14

Scaphoid

Question 15

What does the scaphoid contain on its anterior and lateral aspect?

Answer 15

Tubercle

Question 16

Which carpal can be palpable near the base of the thumb?

Answer 16

Scaphoid

Question 17

What does the lunate articulate with?

Answer 17

The radius proximally

Question 18

What shape is the lunate?

Answer 18

Crescent

Question 19

What does the triquetrum articulate with?

Answer 19

Anteriorly with hamate

Question 20

What carpal bone is roughly pyramidal?

Answer 20

Triquetrum

Question 21

Which carpal bone is easily palpable?

Answer 21

Pisiform

Question 22

What is the pisiform anterior to?

Answer 22

Triquetrum

Question 23

Which carpal bone is pea-shaped?

Answer 23

Pisiform

Question 24

Which carpal bone is wedge-shaped?

Answer 24

Hamate

Question 25

Where is the hook of hamate located?

Answer 25

On the anterior surface

Question 26

What does the capitate articulate with?

Answer 26

The base of the 3rd metacarpal

Question 27

What is the largest and most centeraly located carpal?

Answer 27

Capitate

Question 28

The trapezoid has a smaller surface ______ than ______

Answer 28

- Anteriorly - Posteriorly

Question 29

What does the trapezium have on the anterior surface?

Answer 29

Tubercle & groove

Question 30

What is an anatomic sunffbox?

Answer 30

A triangular depression located on the posterior surface of the wrist

Question 31

When is the anatomic snuffbox visible?

Answer 31

When the thumb is abducted and extended

Question 32

What is the anatomic snuffbox formed by?

Answer 32

The tendons of two major muscles of the thumb

Question 33

What does the anatomic snuffbox overlie?

Answer 33

The scaphoid bone and radial artery

Question 34

What does tenderness in the snuffbox area indicate?

Answer 34

A scaphoid fracture

Question 35

What is the carpal sulcus formed by?

Answer 35

By the anterior (palmar) surface of the wrist side-to-side

Question 36

What does the flexor retinaculum attach to medially?

Answer 36

The pisiform and hook of hamate

Question 37

What does the flexor retinaculum attach to laterally?

Answer 37

The tubercles of the scaphoid and trapezium

Question 38

What is the carpal tunnel?

Answer 38

The passageway created between the carpal sulcus and the flexor retinatulum

Question 39

What nerve passes through the carpal canal?

Answer 39

Median nerve

Question 40

What does carpal tunnel syndrome result from?

Answer 40

Compression of the median nerve inside the carpal tunnel

Question 41

What wrist movement demonstrates the scaphoid?

Answer 41

Ulnar deviation

Question 42

What wrist movement demonstrates the lunate, triquetrum, and hamate?

Answer 42

Radial deviation

Question 43

How many bones does the forearm have?

Answer 43

2 (radius & ulna)

Question 44

Where is the radius located on the forearm?

Answer 44

Lateral

Question 45

Where is the ulna located on the forearm?

Answer 45

Medial

Question 46

What does the proximal ulna contain? What are the names?

Answer 46

- Two beaklike processes and concave depressions - Olecranon process & Coronoid process

Question 47

What does the olecranon process form?

Answer 47

The proximal portion of the trochlear notch

Question 48

Is the olecranon process proximal or distal?

Answer 48

Proximal

Question 49

Is the coronoid process proximal or distal?

Answer 49

Distal

Question 50

Which process is triangular in shape?

Answer 50

The coronoid process

Question 51

What does the coronoid process form?

Answer 51

The distal portion of the trochlear notch

Question 52

What is the radial notch?

Answer 52

A depression located on the lateral aspect of the coronoid process