PROCEDURES- Extremities Flashcards
The palpable portion at the distal end of the tibia is called the
medial malleolus
What is the proper patient position for the AP oblique projection (Grashey method) of the shoulder?
patient’s coronal plane is placed 35 to 45 degrees to the IR with the posterolateral aspect of the shoulder in contact with the table or upright bucky
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 special projections can be used to demonstrate the scaphoid carpal bone? 1. PA projection (ulnar deviation) 2. PA Axial projection (stetcher method) 3. Tangential projection (Gaynor-heart method)
1 and 2
Which carpal bone has a characteristic hooklike process on its anterior surface?
hamate
Which of the following positioning strategies helps demonstrate the interphalangeal joints on the PA oblique projection of the hand?
use of a stair-step sponge to support the fingers
Where should the CR enter the patient for the AP projection of the knee?
1/2 inch below the apex of the patella
Which of the following are required for a radiographic examination of the AC joints? 1. patient examined in the upright position 2. both sides imaged for comparison 3. images made with and without weights
1, 2, and 3
What is the proper patient position for the lateral projection of the scapula in the upright position?
anterior oblique body position with the affected side closer to the IR
Which projection and position of the shoulder demonstrate the greater tubercle of the humerus in profile?
AP projection; external rotation
Exostosis, also called osteochondroma, is a type of
benign tumor
A fracture of the ulna with dislocation of the radial head is called a ___ fracture
monteggia
What name is given to the articular surface of the proximal, superior aspect of the tibia?
tibial plateau
Where is the olecranon process located?
at the proximal end of the ulna
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 the IR
Which of the following are parts of the tibia? 1. tibial tuberosity 2. lesser trochanter 3. medial malleolus
1 and 3
On a lateral projection of the knee, what anatomy is used to determine if the knee joint is properly positioned ?
femoral condyles should be demonstrated superimposed
What is the proper position for the AP projection of the forearm?
elbow extended; wrist and elbow parallel to the IR; hand supinated
Where does the CR enter the patient for the AP Axial projection of the foot?
at the base of the third metatarsal
What is the proper CR angle and direction on the AP Axial projection of the clavicle?
15-30 degrees cephalic
Which portion of the humerus articulates with the radial head?
the capitulum
Which of the following is true regarding the correct positioning of the ankle for a lateral projection?
the CR enters perpendicular to the medial malleolus
What anatomy articulates to form the knee joint
the condyles of the femur and the tibial plateaus
Where is the radial tuberosity located?
at the proximal end, distal to the head of the radius
What is the name of the fracture caused by repeated injuries that would not be caused by a single injury?
stress fracture
What is the proper position of the wrist for the lateral projection?
medial surface of the wrist on the IR with the coronal plane perpendicular to the IR
A tube angle of 5 to 7 degrees cephalic is used when taking a(n)
lateral projection of the knee
What is the center point of the CR for the PA projection of the hand?
third MCP joint
What is the name of the most common type of arthritis?
osteoarthritis
Where should the CR enter the patient for the AP projection of the ankle joint?
perpendicular to a point midway between the malleoli
