Radiology

Question 1

The power supply for generating radiographs comes from the ____

Answer 1

Transformer

Question 2

What do the lead gloves and aprons guard against?

Answer 2

Scatter radiation

Question 3

An x-ray badge protects you from being exposed to radiation (T/F)

Answer 3

False

Question 4

Most foot pedals on x-ray machines are three stage switches (T/F)

Answer 4

False

Question 5

Automatic processors usually produce a developed and dry film in __ to __ minutes

Answer 5

1-4 minutes

Question 6

Right-lateral recumbency

Answer 6

the patient on its right side

Question 7

left-lateral recumbency

Answer 7

the patient on its left side

Question 8

Usually two radiographs are taken at 90° to allow depth perception (T/F)

Answer 8

True

Question 9

DV

Answer 9

Dorsal-ventral- animal on its back - The beam passes through the back first then exiting the underside

Question 10

VD

Answer 10

Ventral-dorsal - animal on its stomach - The beam passes through the underside (ventral) first then exits through the back (dorsal)

Question 11

Obliques

Answer 11

Angled views, used at the doctor’s request

Question 12

Chest X-rays should be made on _______

Answer 12

Inhalation

Question 13

Abdomen x-rays should be made on ______

Answer 13

exhalation

Question 14

How often do chemicals in a manual dip tank need to be changed?

Answer 14

Every 6-8 weeks

Question 15

The focal distance on an x-ray machine is set to ___

Answer 15

40 inches

Question 16

mA

Answer 16

milliamperes

Question 17

kV

Answer 17

Kilovolts

Question 18

kV settings

Answer 18

-if you have only one, set to 68
-if you have two knobs, first adjust the major kV setting

Question 19

What information should be on an x-ray?

Answer 19

-patient and owner information
-dating of x-ray
-hospital where the x-ray was taken

Question 20

A ____ badge is to be worn at all times

Answer 20

dosimetry

Question 21

downside to high frequency is they don’t penetrate the skin very deeply

Question 22

What are the two common types of ultrasound exams

Answer 22

Abdominal ultrasound (abdominal cavity
lymph nodes - adrenal glands) and echocardiogram heart muscle
chambers - valves - structure

Question 23

Ultrasounds can take __ to __, longer than a digital radiograph

Answer 23

20-30 minutes

Question 24

Echogenicity

Answer 24

Ability of tissue to reflect ultrasound waves back to the transducer, which affects the birghtness of the image

Question 25

Hyperechoic

Answer 25

image that is brighter than normal compared to another structure

Question 26

Hypoechoic

Answer 26

image that is darker than normal when compared to another structure

Question 27

Isoechoic

Answer 27

when two structures have the same echogenicity

Question 28

Anechoic

Answer 28

very dark image. no echo is returned

Question 29

Patients should not eat __ hours before an ultrasound exam

Answer 29

12

Question 30

How often should the ultrasound machine be cleaned?

Answer 30

After every use