Chapter 14 Test

Question 1

Which of the following immobilization devices is used to help keep the patient from falling off the table?

a.) sandbags
b.) positioning sponges
c.) velcro restraints
d.) head clamps

Answer 1

c.) velcro restraints

Question 2

For which of the following fractures would traction splints be used?

a.) humerus
b.) femur
c.) radius
d.) shoulder

Answer 2

b.) femur

Question 3

When immobilization techniques are used, which radiographic factor is being controlled?

a.) contrast
b.) density
c.) motion
d.) distortion

Answer 3

c.) motion

Question 4

Which of the following statements describes the advantages of using a spine board?

a.) it can be used to lift the entire patient onto the radiographic table
b.) it is radiolucent, therefore the entire body can be radiographed through the board
c.) it places traction on the cervical spine to prevent further movement
d.) a and b
e.) all of the above

Answer 4

e.) all of the above

Question 5

Positioning sponges are the most commonly used immobilization devices.

a.) true
b.) false

Answer 5

a.) true

Question 6

For a patient with internal bleeding of the abdomen and unstable vital signs, paramedics will apply which of the following immobilization devices?

a.) a cervical collar
b.) an air aplint
c.) inflatable trousers
d.) traction splints

Answer 6

c.) inflatable trousers

Question 7

Spine boards or backboards are used only for patients with spinal injuries.

a.) true
b.) false

Answer 7

b.) false

Question 8

All of the following statements refer to velcro strap restraints except:

a.) they adjust to any size patient
b.) they reduce physical strain on the patient from holding a position
c.) they can adjust to any part of the body
d.) they easily attach to the radiographic table

Answer 8

b.) they reduce physical strain on the patient from holding a position

Question 9

An effective way to reduce motion is to:

a.) communicate with the patient
b.) increase the exposure time
c.) decrease the SID
d.) place sandbags over the affected side

Answer 9

a.) communicate with the patient

Question 10

Traction splints should be removed for radiographic procedures.

a.) true
b.) false

Answer 10

b.) false

Question 11

The purpose of the cervical spine is to:

a.) prevent hemorrhaging of carotid arteries
b.) place traction on the spine to prevent movement
c.) reduce the possibility of aspiration
d.) immobilize the entire vertebral column

Answer 11

b.) place traction on the spine to prevent movement

Question 12

What is the difference between an air splint and a traction splint used on the lower leg?

a.) an air splint provides stability
b.) a traction splint is radiolucent
c.) an air splint is radiopaque
d.) a traction splint prevents hemmorhaging

Answer 12

a.) an air splint provides stability

Question 13

Tape, velcro straps, and plexiglass all can be useful immobilization devices.

a.) true
b.) false

Answer 13

a.) true

Question 14

The purpose of inflatable trousers is to:

a.) slow the rate of hemmorhage
b.) immobilize a fractured femur
c.) provide support for the entire body
d.) place traction on the lower limbs

Answer 14

a.) slow the rate of hemmorhage

Question 15

Orthopedic traction is a mechanical method that is employed to relieve muscle spasms, spinal stress and align fractures.

a.) true
b.) false

Answer 15

a.) true

Question 16

All of the following radigraphy procedures can involve the use of positioning sponges except procedures for the:

a.) lateral hand
b.) PA chest
c.) oblique lumbar spine
d.) lateral fingers

Answer 16

b.) PA chest

Question 17

Proper immobilization can increase the need for repeat radiographs and increase radiation exposure.

a.) true
b.) false

Answer 17

b.) false

Question 18

A sandbag cannot be placed directly over the injured site for which of the following reasons?

a.) because it is radiopaque
b.) because it is radiolucent
c.) because it reduces physical strain
d.) because it reduces radiographic density

Answer 18

a.) becuase it is radiopaque

Question 19

Why are velcro straps used for the axial projections of the calcaneus?

a.) they reduce foot motion
b.) they assist the patient in dorsiflexing the foot
c.) they protect the patient from falling
d.) they support the ankle, preventing further injury

Answer 19

b.) they assist the patient in dorsiflexing the foot

Question 20

Which of the following immobilization devices is/are useful for pediatric imaging?

a.) pigg-o-stat
b.) octastop board
c.) sheet restraint
d.) a and b
e.) all of the above

Answer 20

e.) all of the above

Question 21

Eye level with the child and maintaining distance is most helpful way of communicating with small children.

a.) true
b.) false

Answer 21

a.) true

Question 22

Which of the followign immobilization devices is radiopaque>

a.) sponges
b.) spine boards
c.) air splints
d.) sandbags

Answer 22

d.) sandbags

Question 23

What is meant by the statement “to stand tall in pediatric radiology, you have to get down on your knees”?

a.) radiographers need to explain the procedures to the patients
b.) communication with the patient is best accomplished at eye level
c.) children are too short to have erect chest films taken

Answer 23

b.) communication with the patient is best accomplished at eye level

Question 24

Which of the following immobilization devices is used for a lateral chest film on a patient who has not been a regular ambulatory patient for a time and may be unsteady?

a.) positioning sponge
b.) sandbags
c.) sheet restraint
d.) velcro straps

Answer 24

d.) velcro straps

Question 25

Head clamps help immobilize the head and cervical spine.

a.) true
b.) false

Answer 25

b.) false

Question 26

Which of the following statements is true about immobilization devices applied to trauma patients?

a.) they must be removed before the initial radiographic procedures
b.) they can be removed by the emergency department nurse before initial filming
c.) they must be left in place during initial filming
d.) they can be removed if the area of injury is unstable

Answer 26

c.) they must be left in place during initial filming

Question 27

Which of the following body parts does a backboard immobilize?

a.) the thoracic spine
b.) the pelvis
c.) the lower extremities
d.) all of the above

Answer 27

d.) all of the above