Semester 1 Exam 3 Flashcards
Which of the following must be clearly demonstrated on a lateral projection of the humerus?
- glenoid cavity
- elbow joint
- SC joint
1 & 2
The affected arm is abducted 90 o from the body with the central ray horizontal and entering through the axilla. Which shoulder projection has been described?
inferosuperior axial (Lawrence)
The lateral projection of the elbow should clearly demonstrate which of the following?
- elbow joint
- proximal radius and ulna
- distal humerus
1,2, &3
The most common position used for performing an AP humerus radiograph is:
Standing
When conducting image critique on any radiograph one should:
Be sure correct name, marker and accession number are on the image
Be sure all pertinent anatomy is included
Check for proper position and artifacts
Repeat the image if necessary only in the presence of a registered Radiologic Technologist
The elbow image you just completed is drastically underexposed. What exposure factor needs to be adjusted?
double the mAs
For superior inferior axial projection of the shoulder, which of the following are true?
- The arm is abducted.
- The elbow is flexed 90 degrees
- The hand is pronated
1,2,3
In the lateral projection of the scapula, which of the following statements are TRUE?
- vertebral and axillary borders of the scapula are superimposed
- acromion and coracoid processes are demonstrated
- patient may be radiographed in recumbent or erect positions
1,2,3
How far above the humeral head should the upper margin of the IR be placed for an AP humerus?
1 1/2 inches
Which of the following positions of the hand will place the epicondyles parallel with the plane of the IR?
Supination
For a transthoracic lateral projection, the proximal humerus should be projected:
between the vertebral column and sternum
In which body position should the patient be placed to demonstrate the right shoulder in the PA Oblique Position (Scapular Y)?
RAO
The proximal humerus falls into what joint classification:
ball & socket
Inflammation of the tendon and tendon-muscle attachment is a pathologic condition know as:
tendonitis
For the AP projection of the elbow, the humeral epicondyles are:
parallel to IR
The olecranon process fills the olecranon fossa of the humerus in the ____ position.
Anatomical
For the lateral projection of the elbow, the elbow should be flexed:
90 degrees
which projection of the upper limb should be performed to demonstrate a fracture of the proximal humerus when that arm cannot be abducted?
Transthoracic lateral projection (Lawrence method of the humerus)
In the lateral projection of the elbow, what position should the hand be in?
lateral
Which of the following anatomical parts are part of the scapula?
Glenoid cavity
Coracoid Process
Acromion