EXAM #6 Flashcards by Casey Myles Jones

How are phalanges numbered?

How many digits in the phalanges?

How are digits names?

1 - 5, laterally to medial (thumb to pinky)

three digits in fingers, two in thumb

distal

How well did you know this?

Not at all

Perfectly

Carpals

two rows of four carpals (proximal + distal)

proximal: scaphoid, lunate, triquetrum, pisiform
STEVE LEFT THE PARTY

distal: trapezium, trapezoid, capitate, hamate
TO TAKE CAROL HOME

How well did you know this?

Not at all

Perfectly

Interphalangeal (IP) joints

articulations between the phalanges and identified by location and digit number

How well did you know this?

Not at all

Perfectly

Metacarpophalangeal (MCP) joints

articulations between the heads of the metacarpals and the proximal

How well did you know this?

Not at all

Perfectly

Articulation between the middle and distal phalanges is named

DIP

How well did you know this?

Not at all

Perfectly

Which carpal bone is in the proximal row between the scaphoid and the triquetrum

A. trapezium
B. trapezoid
C. capitate
D. lunate

lunate

How well did you know this?

Not at all

Perfectly

What is important in patient preparation

removing artifacts from anatomy of interest (watches, rings, bracelets)

secure them for patient’s peace of mind

How well did you know this?

Not at all

Perfectly

What IR size is used?

What is the SID?

IR = 10 x 12

SID = 40 inches

How well did you know this?

Not at all

Perfectly

digits 2 to 5

1 inch on all sides of digit, including 1 inch proximal to the MCP joint

How well did you know this?

Not at all

Perfectly

Lateral

digits 2 to 5

How well did you know this?

Not at all

Perfectly

PA oblique

digits 2 to 5

How well did you know this?

Not at all

Perfectly

PA digits 2 to 5

part extended with palmar surface in center of unmasked portion of IR

long axis of digit aligned parallel

CR perpendicular to IR

enters patient at PIP joint

How well did you know this?

Not at all

Perfectly

Lateral digits 2 to 5

Separate digit of interest using cotton swab or tape, and fold other digits into fist

Digit of interest in center of unmasked portion of IR

Long axis of digit parallel with IR

How well did you know this?

Not at all

Perfectly

PA oblique digits 2 to 5

Part position:
Extended with palmar surface resting on 45-degree wedge sponge

Digit of interest separated to prevent soft tissue overlap

CR:
Perpendicular to PIP joint of affected digit

How well did you know this?

Not at all

Perfectly

Collimated field size for thumb?

1 inch on all sides of the digit, including 1 inch proximal to the CMC joint

How well did you know this?

Not at all

Perfectly

Where does the CR enter the third digit for the PA projection?

A. third DIP joint
B. third PIP joint
C. third MCP joint
D. base of third metacarpal

B. third PIP joint

How well did you know this?

Not at all

Perfectly

Where does collimated field extend proximally for the AP projection of the first digit?

A. head of the first metacarpal
B. base of the proximal phalange
C. 1 inch proximal to the first CMC joint
D. 1 inch proximal to the radiocarpel joints

C. 1 inch proximal to the first CMC joint

How well did you know this?

Not at all

Perfectly

Essential projections of the hand

PA
PA oblique
lateral (entended and fan)

How well did you know this?

Not at all

Perfectly

Collimation size of the hand

1 inch on all sides of the hand, including 1 inch proximal to the ulnar styloid

How well did you know this?

Not at all

Perfectly

Where should you be centered for hand projections?

third MCP joint to unmasked portion of

CR: Perpendicular to third MCP joint

How well did you know this?

Not at all

Perfectly

Collimated wrist size

2½ inches proximal and distal to the wrist joint and 1 inch on the sides

How well did you know this?

Not at all

Perfectly

Which essential projection requires the CR to be centered at the third MCP joint?

A. PA of the third digit
B. PA hand
C. PA wrist
D. PA wrist in ulnar deviation position

Study These Flashcards

B. PA hand

collimated field for the PA projection of the hand extends 1 inch on all sides of the hand including 1 inch proximal to the

A. ulnar styloid
B. radial styloid
C. third MCP joint
D. third CMC joint

Study These Flashcards

B. radial styloid

How far proximal and distal to the wrist joint should the collimated field extend for the PA projection of the wrist

A. 1 inches
B. 2 inches
C. 2.5 inches
D. 3 inches

Study These Flashcards

C. 2.5 inches

General rule for markers?

AP, PA, and obliques: markers lateral and lateral, markers are medial

If the digit is parallel to the IR you would see...

open joint space in finger

[?] which carpal bone must be seen on the AP projection of the thumb A. capitate B. trapezoid C. scaphoid D. trapezium

D. trapezium

What are the three joints in the elbow joint proper?

* Proximal radioulnar joint * Humeroulnar joint * Humeroradial joint

[?] Lateral bone of the forearm A. Humerus B. Radius C. Ulna

Radius

[?] Which portion of the humerus articulates with radial head? A. Capitulum B. Trochlea C. Olecranon D. Coronoid

Capitulum

What are the essential projections of the forearm?

* AP | * Lateral

Which of the following require the humeral epicondyles to be positioned parallel with the IR?

AP forearm | AP elbow

[?] Which projection of the elbow demonstrates the olecranon in profile? * Lateral * AP * AP oblique medial rotation * AP oblique lateral rotation

• Lateral

[?] What structure is in profile on the lateral side of the proximal humerus on the AP projection of the humerus? * Lesser tubercle * Greater tubercle * Medial epicondyle * Lateral epicondyle

• Greater tubercle

How many bones in the hand? How many groups?

27 bones Phalanges, metacarpals, and carpals

What does the trochlea articulate with?

ulna at the trochlear notch

What does the capitulum articulate with?

flattened head of radius

What are the specific projections that show the scaphoid?

Scaphoid series = PA and PA axial projections at 0°, 10°, 20°, and 30° cephalad

What do you do if a patient cannot extend their forearm for an AP elbow?

Distal Humerus Partial Flexion Position

What is the breathing technique used for the humorous?

Respiration suspended

Where should the CR be for any projection of the hand? The one exception?

perpendicular to the third MCP joint exception = second MCP joint for laterals

What do the carpals articulate with

each other, metacarpals, and radius of forearm

Where should the CR be for any projection of the digits? The one exception?

digits = perpendicular to PIP exception = tumb = perpendicular to CMC

Where should the CR be for any wrist projection? The one exception?

perpendicular to the midcarpal area exception = lateral which is perpendicular to the wrist joint

Elbow position for: LATERAL PROJECTION OF: WRIST FOREARM ELBOW

90° wrist 90° forearm 90° elbow

Why do you flex the fingers for a PA wrist?

gets wrist closer to IR

How are the epicondyles for the projections of the elbow and humerus for the following: AP elbow lateral elbow AP humerus lateral humerus

AP elbow = parallel to IR lateral elbow = perpendicular to IR AP humerus = parallel to IR lateral humerus = perpendicular to IR

What is the Lawrence method?

Shoulder projection shows the relationship between the proximal humerus and the scapula

What do the projections in the forearm demonstrate

elbow joint, radius, ulna, and proximal row of carpals

What parts of the body are in the same plane for projections of the elbow for the following: AP projection lateral projection

AP projection = shoulder joint, humerus, elbow joint lateral projection = humerus and elbow joint

Where should the CR be for a projection of the elbow?

perpendicular to elbow joint

where should the CR be for a projection of the forearm?

perpendicular to the midpoint of the forearm

How many phalanges in the hand?

14 phalanges

EXAM #6 Flashcards

(53 cards)