Quiz 1
Trapezium
"If you look under thumb, you will find ____."
Trapezium
1
Lunate
10
Scaphoid
11
Trapezium
12
Trapezoid
13
Trapezoid
2
Scaphoid
3
Lunate
4
Capitate
5
Hamate
6
Triquetral
6
Capitate
7
Pisiform
7
Hamate
8
Pisiform
8
Triquetral
9
Distal phalanx of the first digit of the right hand
A
15* Proximal
A "Modified Robert's" position has a ___ degree ___ angle on the tube.
Straight Lateral Hand
A PA thumb is also a ____.
uLNAR
A ____ deviation opens the lateral side & is best for viewing the scaphoid.
Phalanges
A fan lateral is good for viewing what?
Medial/ulnar
A radial deviation opens up the ____ side.
Metacarpals
A straight lateral is good for viewing what?
Interphalangeal joint of the first digit of the right hand
B
Proximal phalanx of the 1st digit of the right hand
C
1st metacarpophalangeal joint of the right hand
D
No
Do you use a grid for upper limbs?
1st metacarpal of the right hand
E
1st carpometacarpal joint of the right hand
F
Distal phalanx of the 5th digit of the right hand
G
Distal interphalangeal joint of the 5th digit of the right hand
H
8
How many carpals are in the hand?
5
How many metacarpals are in the hand?
14
How many phalanges are in the hand?
27
How many total bones are in the hand?
Body of the middle phalanx of the 5th digit of the right hand
I
Increase
If a patient has a cast, you must ____ the technical factors.
30% (30% Rule)
In CR, what percentage of the IR must be exposed?
Dorsiflex the hand 90* and rotate the fingers straight up.
In a Gaynor-Hart, how is the wrist positioned?
25-30* Proximal
In a Gaynor-Hart, what kind of angle does the CR have?
The base of the 3rd metacarpal.
In a Gaynor-Hart, where is the CR centered?
1) Pronate the hand with an ulnar deviation on a sponge. 2) No unar deviation
In a Modified Stecher, what are your two positioning options?
Scaphoid
In a Modified Stecher, where is the CR centered?
Concave or an hourglass shape
In a PA hand, how should the phalanges appear?
Curling the fingers
In a PA hand, what can decrease the OID?
Stacked, apart
In a fan lateral, the radius and ulna are ____ and the fingers are ____.
90*, straight
In a lateral wrist, the elbow should be flexed __* and the fingers should be ____.
The distal radius and ulna
In a radiograph of a hand, what must be included?
Separated
In a straight lateral, the fingers are not ____.
One side straightened and the other concave
In an oblique hand, how should the phalanges appear?
Open
In an oblique hand, the 2nd and 3rd metacarpal heads should be ____.
Superimposed
In an oblique hand, the 3rd, 4th, and 5th metacarpals should not be overly ____.
Trapezium and Scaphoid
In an oblique wrist, what carpals should be viewed nicely?
10-15* Proximal
In an ulnar deviation position, the CR has what kind of angle?
Scaphoid
In an ulnar deviation position, where is the CR centered? (It also happens to be the best viewed carpal bone in this position)
Mid-carpal
In any wrist position, where do you center?
Proximal interphalangeal joint of the 5th digit of the right hand
J
Body of the proximal phalanx of the 5th digit of the right hand
K
5th metacarpophalangeal joint of the right hand
L
Body of the 5th metacarpal of the right hand
M
5th carpometacarpal joint of the right hand
N
Scaphoid
Name this carpal: "Navicular," articulates with radius, most frequently fractured carpal, boat shaped
Hamate
Name this carpal: Has a hook-like process called the hamulus
Lunate
Name this carpal: Moon shaped, articulates with radius
Pisiform
Name this carpal: Pea shaped, smallest carpal bone
Fat pads/Fat bands
Soft tissue that, if there is an injury, appear darker and displaced on radiographs.
Radial
The (radial/ulnar) process extends more distally.
2
The 1st digit has how many phalanges?
3
The 2nd through 5h digits have how many phalanges?
Plane/gliding
The 2nd through 5th carpometaarpal joints are ____ joints
PA Stress View (Skier's Thumb)
The Folio position is also called what?
Bennett's
The Modified Robert's is used for what kind of fracture?
Ginglymus/hinge
The interphalangeal joints are ____ joints.
Capitate
The largest carpal bone
Long
The long axis of the part should run along the ____ axis of the IR.
Ellipsoidal/condyloid
The metacarpophalangeal joints are ____ joints.
Parallel
The part must be ____ to the IR.
Lateral (thumb side)
The radius is on the ____ side of the body.
Scaphoid fat pad Pronator fat pad
Two kinds of fat pads that are present in the wrist.
40
What SID is used for upper limb?
Trapezium
What articulates with the 1st metacarpal?
Trapezoid
What articulates with the 2nd metacarpal?
Capitate
What articulates with the 3rd metacarpal?
Hamate
What articulates with the 4th & 5th metacarpal?
Ulna
What bone does not articulate directly with the carpal bones?
45
What degree is used for an oblique hand?
The 1st metacarpal
What do you have to include on a radiograph of the thumb?
Carpometacarpal joint
What does CMC stand for?
Distal interphalangeal joint
What does DIP stand for?
Interphalangeal joint
What does IP stand for?
Metacarpophalangeal joint
What does MCP stand for?
Proximal interphalangeal joint
What does PIP stand for?
3rd Metacarpophalangeal joint
What is the centering point for a PA hand?
The fingers are flexed in a Ball Catcher's, but are straight in a Norgaard.
What is the difference between a Norgaard and Ball Catcher's position?
AP
What is the preferred projection of a thumb? PA or AP?
The carpal canal
What is viewed in a Gaynor-Hart?
50-70 k
What kV is used for the upper limb?
Bartin's Colles' Smith's
What kind of fractures are viewed nicely in a lateral wrist? (3)
Plane/gliding
What kind of joint are the intercarpals?
Sellar/saddle
What kind of joint is the 1st carpometacarpal joint?
Diarthrodial
What kind of joints are the joints of the hand and wrist?
1.25-2 mAs
What mAs is used for fingers?
1.6-3.2 mAs
What mAs should be used for a hand?
2-3.2 mAs
What mAs should be used for a wrist?
Nuclear Medicine
What modality assesses the physiological aspect of anatomy and is more sensitive than radiography?
CT
What modality is used for the soft tissue/skeletal involvement of lesions?
Arthrography
What procedure injects contrast into a joint capsule for diarthrodial joints?
Small
What size focal spot is used?
Some lovers try positions that they can't handle. Steve left the party to take Carol home.
What the the two mnemonics used to remember the carpals?
1st Metacarpophalangeal joint
Where is he centering point for an AP thumb?
The 2nd Metacarpophalangeal joint
Where should you center for a lateral hand?
