1 Flashcards by Milee Perrino

What is the required Sid for a PA projection of the finger (digits 2-5)

40 inches

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What is the recommenced positioning for a patients finger for a lateral projection of the 4th digit

Rest the hand on the ulnar surface with the 4th finger extended

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How must a patient be positioned to ensure that thethumb is correctly positioned for an AP projection

Rotate the hand internally, supinating the thumb

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How should a patents hand be positioned for a lateral thumb radiograph

Fingers curled, clear from overlapping the thumb

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In order to obtain an oblique position of the 1st digit (thumb) what surface of the hand should be in contact with the IR

Palmar

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What is the recommended central ray entrance point for a lateral projection of the 1st digit ?

1st MCP joint

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What is the Sid for an AP projection of the thumb

40 inches

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What is the recommended central ray entrance point for A PA protection of the second digit?

2nd pip joint

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What is the Cr entrance point for a PA projection of the hand?

3rd MCP joint

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When performing an oblique hand projection, the patients hand should be rotated:

45 degrees

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Which of the following should be demonstrated on a appropriately positioned PA hand radiograph

Equal concavity of the metacarpal bodies

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Which of the following should be demonstrated on a appropriately positioned PA hand radiograph

Equal concavity of the metacarpal bodies

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For a PA hand radiograph the patients arm should be bent:

90 degrees

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For a PA hand radiograph the patients arm should be bent:

90 degrees

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For a PA oblique projection of the hand the central ray should be centered At which of the following structures?

3rd MCP joint

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For a PA oblique projection of the hand the central ray should be centered At which of the following structures?

3rd MCP joint

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What is the required Sid for a PA hand radiograph

40 inches

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What is the required Sid for a PA hand radiograph

40 inches

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How should a patient’s fingers be positioned when preforming an oblique hand radiograph?

Separated

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How should a patient’s fingers be positioned when preforming an oblique hand radiograph?

Separated

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How should the fingers be positioned for a lateral hand radiograph?

Stair stepped, with each digit visible in the lateral projection

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When performing a PA wrist radiograph, the patient must slightly arch the hand to ensure which of the following?

A reduction in the object- to- image distance (OID)

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Where should the central ray be directed when preforming a PA wrist radiograph?

Mid-carpals

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When positioning the patient for a PA first radiograph, the elbow should be bent:

90 degrees

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What is the recommended SID for a lateral wrist radiograph?

40 inches

Where should the central ray be directed when preforming a PA oblique projection of the wrist?

Mid-carpals

How many degrees should the patients wires be rotated for a PA oblique projection of the wrist?

45 degrees

What position is the most appropriate for the patients and when performing a lateral wrist radiograph?

On its side with the fingers extended

What is the correct central ray positioning for the tangential projection, Gaynor-Hart method, for the carpal canal?

Angled 25-30 degrees to the long axis of the hand, directed to the center of the palm

Which of the following would be surf for the correct positioning of the wrist in the following tangential projection, Gaynor-Hart method, for the carpal canal?

Hyperextend the wrist rotate the hand slightly towards the radius

How should the patient be positioned for a PA wrist

Seated at the end of the radiographic table

When performing a PA wrist radiograph with ULNAR DEVIATION, what anatomical structure should the CR be centered on?

Scaphoid

SID for PA wrist with RADIAL deviation

40 inches

PA wrist with RADIAL deviation, the central ray should be centered on what anatomical structure?

Mid-carpals

What tube angulation should be used when performing the tangential projection, Gaynor-Hart method, for the carpal canal?

25- 30 degrees

What should be clearly visible on a PA wrist radigraph with RADIAL DEVIATION

Carpals on the medial side

For an AP forearm projection, the patient should be adjusted so that the elbow is:

Extended with the hand supinated

During image critique of am AP projection of the form, the technologist motives that the radius is crossed over the ulna proximally. What positioning error has occurred?

Hand was pronated instead of supinated.

Collimation for an examination of the forearm must be adjusted to include:

The proximal row of carpals and the distal humerus

Which of the following are important positioning considerations when obtaining a lateral image of the forearm?

Hand is adjusted into a lateral position Wrist and elbow should be included within the collimated field

Which of the following would be seen on a correctly positioned lateral forearm image?

Ulnar head superimposing the distal radius Olecranon process in profile Superimposed humeral epicondyles

Which of the following statements are accurate regarding the positioning for an AP projection of the elbow?

Shoulder, elbow, and wrist are on the same plane Hand is supinated

Which of the following demonstrates correct patent position for a lateral forearm projection

Elbow bent 90 degrees

For an AP forearm radiograph, the CR should be directed at

Midshaft of the radius and ulna

What is the recommended SID for a lateral forearm radiograph?

40 inches

Which of the following radiographs would demonstrate the olecranon process in profile?

Lateral

How should the patients arm be positioned for a lateral elbow radiograph?

Flexed 90 degrees at the elbow joint, wrist, and hand lateral

What is the recommended SID for an AP projection of the elbow?

40 inches

What degree of rotation is required for an AP medial oblique position of the elbow?

45 degrees

The central ray of an AP lateral oblique elbow radiograph should be ?

Perpendicular to elbow joint

What is the correct CR angulation for the iaxiolaterla position Coyle method to demonstrate the coronoid process of the ulna?

45 degrees away from the shoulder and into the elbow joint

In the AP projection of the elbow with partial flexion demonstrating the distal humerus, the central ray should be centered at the:

Elbow joint

Axiolateral projection, Coyle method, to demonstrate the radial head, the patents arm should be:

Bent 90 degrees

In an axiolateral projection Coyle method, which anatomical structure should be clearly visible to demonstrate the coronoid process of the ulna?

Trochlea

What degree of flexion is required for the elbow in the axiolateral projection Coyle method, to demonstrate the coronoid process of the ulna?

80 degrees

Which of the following correctly describes positioning for the AP projection of the humerus

Adult the arm slightly from the body Supinate the hand

Which of the folioing correctly describes the relationship between the IR and patient for an AP humerus

Top of IR 1.5 inches (4 cm) above the shoulder

Accurate positioning on a lateral projection of the humerus is indicated by which of the following

Superimposed humeral epicondyles

Which of the following is considered routine projections for examination of the humerus?

AP and lateral

SID for AP humerus

40 inches

Which of the following demonstrates the correct patient positioning guidelines for humerus

Standing at the upright bucky Lying supine on the table

How should the patient disband be positioned when -performing a lateral humerus radiograph

Placed with the plan on the hip

Which of the following anatomical structures should be demonstrated in a lateral humerus radiograph

Superimposed humeral epicondyles Humeral head superimposed over the greater tubercle Lesser tubercle in profile on the medial side

In a transthoracic lateral projection, Lawrence method, of the humerus, which anatomical structures should be seen through the lungs field?

Proximal humerus and the greater tubercle in profile

Transthoracic lateral projections are used to detect which of the following

Proximal humerus fractures

SID for Lawrence method of the humerus

40 inches

Which of the following demonstrates the correct patient positioning guidelines for transthoracic lateral projection, Lawrence method, of humerus

Standing at the upright bucky Lying supine on the table

How should patients uninjured arm be positioned for a

Raised up over the head.

CR is directed where for a transthoracic lateral projection, Lawrence method, of humerus

Surgical neck.

Tube angulation for Lawrence method

The tube should not be angled

When perfuming a transthrocic lateral humerus, which marker should be used when the left arm is injured.

Left