EXTREMITIES Flashcards
Which of the following describes the proper method to position the humerus for an AP projection?
Upper limb abducted; elbow extended, humeral epicondyles parallel to IR
What is the most common type of arthritis ?
Osteoarthritis
Where does the CR enter the patient for the Ap axial projection of the foot?
Base of the third metatarsal
What is the proper position of the wrist for the lateral projection?
Medial surface of wrist on the IR with the coronal plane perpendicular to the IR
What is the name of the large, rounded projection that can be felt on the superior lateral surface of the shoulder
Acromion
What anatomy is best demonstrated in the AP projection of the shoulder in internal rotation?
Lesser tubercle of the humerus in profile
Which of the following projections helps demonstrate the radial head and capitulum without superimposition
45 degree oblique with lateral rotation
Where is the radial tuberosity located
At the proximal end, distal to the head of the radius
Which projection and position of the shoulder demonstrates the greater tubercle of the humerus in profile?
Ap projection, external rotation
Which surface of the hand should be in contact with the IR for a PA projection of the hand?
Anterior
Where is the olecranon process located?
At the proximal end of the ulna
Where is the center point of the CR for the PA projection of the hand
Third MCP joint
The anatomic name for the kneecap is the
Patella
What is the proper position for an AP projection of the forearm
Elbow extended, wrist and elbow parallel to the IR, hand supinated
Which carpal bone has a characteristic hooklike process on its anterior surface
Hamate
Which surface of the hand should be in contact with the IR for the lateral projection of the fifth digits
Medial surface
What is the proper patient position for the Ap projection of the elbow
Elbow extended, epicondyles parallel to IR, hand supinated
Which portion of the humerus articulates with the radial head
Capitulum
The palpable bone at the distant end of the tibia is called the
Medial malleoulus
Which of the following special projections can be used to demonstrate the scaphoid carpal bone
Pa ulnar deviation, pa axial stecher
What is the proper CR angle and direction on the Ap axial projection of the clavicle?
15-30 cephalad
Why do we ask the patient to stop breathing on a shoulder X-ray?
To prevent motion that could disrupt the quality of the radiograph
What is the proper position of the wrist for the PA oblique projection in lateral rotation?
Coronal plane of the wrist at 45 degree angle to the IR, with anteromedial surface on the IR
What it’s he proper patient position for the lateral projection of the scapula in the upright position
Anterior oblique body position with affected side closest to IR
The bony process on the proximal, medial side of the femur is known as
Lesser trochanter
Which carpal bone can easily be palpated on the anteromedial surface of the wrist?
Pisiform
What position is the first digit in when the palm is pronated and resting on the IR?
Oblique
Which of the following bony structures are commonly associated with two small sesamoid bones
Head of the first metatarsal
What anatomically important structure is located in the carpal canal?
Median nerve
Where in the hand would it be most common to see two small sesamoid bones?
Anterior surface of the head of the first metacarpal
In which projection will the humeral epicondyles form a perpendicular plane to the IR
Lateral elbow
In which projection of the ankle should the malleoli be equidistant to the IR
Ap oblique with 15 degree medial rotation
