Test 1

Question 1

mAs controls what?

Answer 1

quantity of electrons that are produced in the cathode

Question 2

kVp controls what?

Answer 2

the acceleration and penetration power

Question 3

what is density?

Answer 3

the degree of blackness on a radiograph

Question 4

A radiograph that has many black areas and is dark when viewed has?

Answer 4

High density

Question 5

what is contrast?

Answer 5

The visible difference between 2 adjacent radiographic densities.

Question 6

what is a common radiographic position we use in vet med for thoracic and abdomen radiographs?

Answer 6

DV, lateral

Question 7

what is a common radiographic position we use in vet med for proximal limbs?

Answer 7

lateral

Question 8

what is a common radiographic position we use in vet med for paws?

Answer 8

lateral, dorsal palmar, dorsal plantar

Question 9

When the beam enters the most cranial surface first and exits through the caudal surface it is called?

Answer 9

craniocaudal

Question 10

When the beam enters the most caudal surface first and exits through the cranial surface it is called?

Answer 10

caudocranial

Question 11

During an exposure, electrons in the x-ray tube travel from the…

Answer 11

cathode to the anode

Question 12

when radiographing a long bond it is important to?

Answer 12

include the joint proximal and the joint distal

Question 13

The minimum age for a person to be involved in radiographic procedures is?

Answer 13

18

Question 14

the acceleration of the electrons and their ultimate striking energy is determined by the…

Answer 14

kilovoltage (kVp)

Question 15

How does kVp affect the electrons and the x-ray beam?

Answer 15

Increasing it increases the speed at which electrons are pulled across to the anode and also increases the penetrating power of the x-ray beam.

Question 16

When is it permissible to have a part of your body to the primary beam during an x-ray procedure?

Answer 16

Never. You should not expose any part of your body to the primary beam

Question 17

A radiation film badge worn at the collar level, why?

Answer 17

monitors exposure of the thyroid gland and lenses of the eyes

Question 18

the imaging technique that involves a piezoelectric crystal within a transducer is?

Answer 18

ultrasound

Question 19

Regarding ultrasound, a under filled bladder is usually best classified as?

Answer 19

Anechoic

Question 20

The ultrasound term the refers to few echoes detected, and the area is a low-level gray compared with the surrounding tissue is?

Answer 20

hypoechoic

Question 21

In ultrasonography, what term refers to tissue that reflects more sound back to the transducer than the sounding tissues?

Answer 21

hyperechoic

Question 22

at what level should the x-ray beam be centred for a radiographic exam of the cervical spine?

Answer 22

C3 - C4

Question 23

how often should chemical (drug), restraint be used during radiologic procedures?

Answer 23

as often as possible

Question 24

what involves non ionizing radiation to create the image?

Answer 24

MRI

Question 25

what is the term used to describe an x-ray study that involves injection of a dye into the spinal column?

Answer 25

myelogram

Question 26

what device offers technicians the least protection from x-radiation?

Answer 26

dosimeter badge

Question 27

when radiographing a dorsopalmar view of an animals limb the primary beam enters _____ of the paw and exits through the _____.

Answer 27

dorsal aspect, palmar aspect

Question 28

what absorbs the most x-rays?

Answer 28

metal

Question 29

A bullet fragment on a film appears as a?

Answer 29

white mark

Question 30

the tungsten plate (target) is located where on the x-ray machine?

Answer 30

anode

Question 31

as the wavelength of x-ray photons shortens, the energy of the x-ray beam will?

Answer 31

increase

Question 32

If a radiograph appears overexposed, is it too light or too dark? would you increase or decrease the exposure to improve the quality?

Answer 32

Too dark, exposure should be decreased

Question 33

if a radiograph is too light, and the image appears underpenetrated, you should?

Answer 33

Increase kVp 10%-15%

Question 34

when positioning an animal for radiographs, it is best to place the thicker portion of the patient toward ____ of the tube to produce a radiograph with uniform density.

Answer 34

The center

Question 35

What land marks should be included when radiographing the humerus?

Answer 35

proximal landmark, shoulder joint, distal landmark, elbow

Question 36

The minimum standard of lead equivalent for protective aprons and gloves is?

Answer 36

0.25mm

Question 37

abdominal radiographs are taken when the…

Answer 37

Animal exhales

Question 38

when can you x-ray a pregnant animal?

Answer 38

55 days

Question 39

when can you ultrasound a pregnant animal?

Answer 39

20-32 days