Chapter 4 the Upper Limb Quiz 1: fingers, hand, and wrist
Where does the collimated field extend to proximally for the AP projection of the first digit?
1 inch (2.5cm) proximal to first CMC joint
What is the collimation for the hand?
1 inch all sides including 1 inch proximal to the ulnar styloid
For the first digit (thumb) projection should be
1 inch all sides of digit and 1 inch proximal to CMC: carpometacarpal joint
Projection of digits 2-5
1 inch all sides of digit and 1 inch proximal to the MCP joint
We use a ____ X _____ size cassette for hands, wrists, and elbows
10 X 12
There are ____ phalanges
14
How far proximal and distal to the wrist joint should the collimated field extend for the PA projection of the wrist?
2 1/2 inches
What is the collimation for the wrist?
2 1/2 inches proximal and distal to the wrist joint and 1 inch on the sides
The hand consists of ____ bones
27
There are ____ metacarpals
5
PA, Oblique and Lateral Fingers: What is the kVp and mAs?
50 kVp and 2 mAs
PA Hand and PA Wrist: What is the kVp and mAs?
52 kVp and 3 mAs
Oblique Hand and Oblique Wrist : What is the kVp and mAs?
53 kVp and 3 mAs
Lateral Hand and Lateral Wrist: What is the kVp and mAs?
56 kVp and 3 mAs
There are _____ carpals
8
The articulation between the middle and distal phalanges of the second digit is named:
C. DIP joint of the second digit
Articulation between the bases of the metacarpals and the carpal bones
CMC: Carpometacarpal joints
Articulation between the middle and distal phalanx
DIP: Distal interphalangeal joint
What are the 2 gliding joints?
Digits 2-5 of carpometacarpals and the intercarpals
The _____ phalanx are are the farthest from the palm
Distal
The first digit(thumb) only has a _____ and _____ phalanx
Distal and Proximal (it does not have a middle phalanx)
What is the 1 saddle joint?
First digit of carpometacarpal
Each phalanx has a _____, ______, and ______
Head, body, and base.
The second digit is the
Index finger
Articulation between the carpal bones
Intercarpal joints
On the first digit, what is the articulation between the proximal and distal phalanx called
Interphalangeal joint (there is no DIP or PIP because it has only 2 phalanx's not 3 as in digits 2-5)
Articulation between the phalanges
Interphalangeal joints
What are the 3 hinge joints of the upper limb?
Interphalangeal, humeroulnar and humeroradial
Which carpal bone is in the proximal row between the scaphoid and triquetrum?
Lunate (Steve-Scaphoid Left-Lunate The—Triquetrum Party-Pisiform)
The articulation between the proximal phalanges and the heads of the metacarpals
MCP: Metacarpophalangeal joint
What are the 2 ellipsoidal joints of the upper limb?
Metacarpophalangeal and radiocarpal
The third digit is the
Middle finger
The ______ of the metacarpal are where fractures often occur.
Neck
Which essential projection required the central rat to be centered to the third MCP joint?
PA hand
Articulation between the proximal phalanx and the middle phalanx
PIP: proximal interphalangeal joint
Central ray of digits 2-5 enter at what joint?
PIP: proximal interphalangeal joint
Long axis of all digits must be _____ with the IR
Parallel
The fifth digit is the
Pinky finger(small finger)
The _____ phalanx are are the closest to the palm
Proximal
What are the 2 pivot joints?
Proximal and distal radioulnar
______ articulation is formed by scaphoid, lunate, and triquetrum with radius
Radiocarpal
Articulation between the carpals and the distal radius
Radiocarpal joint
The fourth digit is the
Ring finger
What is the most commonly fractured carpal bone?
Scaphoid
Proximal carpals: Steve left the party
Scaphoid lunate triquetrum pisiform
The first metacarpal contains two small ______ bones of its palmar a speck below the neck.
Sesamoid
Joints of the upper limb are classified as _______ and _______
Synovial and freely moveable
Where does the central ray enter for the hand?
The third Metacarpophalangeal joint
Where does the central ray enter the third digit for PA projection?
Third PIP: proximal interphalangeal joint
The first digit is the
Thumb
What carpal bone must be seen in the AP projection of the thumb?
Trapezium
Distal carpals: To take Carol home
Trapezium trapezoid capitate hamate
The collimated field for the PA projection of the hand extends 1 inch on all sides of the hand, including 1 inch proximal to the:
Ulnar styloid
