Exam 1 - Kahoot (Radiation & Laser Safety)

Question 1

what form of radiation is Xray considered?

Answer 1

Electromagnetic

Question 2

what unit of energy is known as a light particle?
A. proton
B. photon
C. neutron
D. electron

Answer 2

B. photon

Question 3

which type of tissue is composed of larger atoms?
A. skin
B. adipose
C. bones
D. soft

Answer 3

C. bones

Question 4

select all mechanisms that can affect Xray image:
A. Distance
B. window opening
C. ambient light
D. exposure

Answer 4

ALL: Distance, window opening, ambient light, exposure

Question 5

which dx test uses the highest amount of radiation?
A. CT
B. Angioplasty
C. MRI
D. X-ray

Answer 5

B. Angioplasty b/c under fluoroscopy

Question 6

what is the recommended limit of radiation per yr to the eyes?
A. 5,000 mrem
B. 10,000 mrem
C. 15,000 mrem
D. 20,000 mrem

Answer 6

C. 15,000 mrem

Question 7

Multiselect: select all mechanisms that play a role in radiation scatter:
A. time
B. object thickness
C. air gap
D. collimation

Answer 7

B. object thickness
C. air gap
D. collimation

Question 8

Doubling your distance from a radiation source will reduce your radiation exposure by what percentage?

Answer 8

75%

Question 9

Which imaging modalities do not use ionizing radiation? select 2.
A. MRI
B. CT
C. ultrasound
D. portable Xrays

Answer 9

A. MRI
C. Ultrasound

Question 10

Multiselect: what implanted devices are incompatible w MRI?
A. Pacemakers
B. AICDs
C. implanted insulin pumps
D. IVC filters

Answer 10

A. Pacemakers
B. AICDs
C. implanted insulin pumps

Question 11

Multiselect: hazards associated w use of lasers include:
A. radiation
B. fire
C. vessel perforation
D. vaporized particulate

Answer 11

B. fire
C. vessel perforation
D. vaporized particulate

Question 12

Multiselect: Measures that reduce the risk of airway fire or associated tissue damage include
A. wet pledges
B. laser resistant ETT
C. low FiO2
D. intermittent apnea

Answer 12

A. wet pledges
B. laser resistant ETT
C. low FiO2
D. intermittent apnea