Veterinary Radiography Ch 12
C. 12: General principles of positioning radiography in veterinary technology (4th ed. ) - Lisa M Lavin
- 1.Fill in the blanks from the following choices. When radiographing a dorsopalmar view of an animal's limb, the primary x-ray beam enters the _________ of the paw and exits through the _________ aspect.
- A.
Cranial aspect; caudal aspect
- B.
Dorsal aspect; palmar aspect
- C.
Medial aspect; lateral aspect
- D.
Lateral aspect; medial aspect
- 2.The positional term used to describe the part of the pelvic limb found toward the tail and proximal to the tarsus (hock) is:
- A.
Caudal
- B.
Plantar
- C.
Rostral
- D.
Palmar
- 3.If a body part to be radiographed has a significant difference in desnity betwen its thickest and thinnest parts, do the following:
- A.
Measure and radiograph the thickest part
- B.
Measure and radiograph the thinnest part
- C.
Use the average measurement to determine the area over which to center the x-ray beam
- D.
Take two separate exposures with different measurements
- 4.True/False: Two views at 180-degree angles from each other are always required for each anatomic part.
- A.
True
- B.
False
- 5.The anatomic area of interest should be as close to the film as possible in order to do the following:
- A.
Reduce distortion
- B.
Increase magnification
- C.
Enlarge the area of interest as much as possible
- D.
Keep the structure as far from the cathode as possible
- 6.What is the minimum desired thickness of lead sheets used to block films?
- A.
1 mm
- B.
5 mm
- C.
2 mm
- D.
2 cm
- 7.What can be used in place of a lead sheet to block part of a film?
- A.
Another cassette
- B.
Collimating as close to the area as possible
- C.
Thick books
- D.
Lead-lined gloves
- 8.When radiographing a dog's abdomen, where should the primary x-ray be focused?
- A.
Cranial border of eleventh rib
- B.
Caudal border of thirteenth rib
- C.
Xiphoid
- D.
Cranial border of thirteenth rib
- 9.If an animal's thorax is radiographed while in right lateral recumbency, what marker should be used?
- A.
R
- B.
L
- C.
RF
- D.
LF
- 10.Where should the marker be placed for a limb radiographed in lateral recumbency?
- A.
Dorsal to the limb
- B.
Caudal to the limb
- C.
At the most distal aspect of the limb
- D.
Cranial to the limb
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