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veterinary nursing Veterinary Nursing Quiz on Radiography - Veterinary Nursing , created by Hattie ,, on 17/05/2020.

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Radiography - Veterinary Nursing

Question 1 of 45

1

What does MRI stand for?

Select one of the following:

  • Marginal Resistance Imaging

  • Magnetic Resistance Imaging

  • Magnetic Resonance Imaging

  • Marginal Routine Imaging

Explanation

Question 2 of 45

1

The combination of scattered radiation and radiation absorbed into the patient's body is known as:

Select one of the following:

  • Attenuation

  • Luminescence

  • Penumbra effect

  • Thermionic emission

Explanation

Question 3 of 45

1

Which of the following terms describes the process of electrons leaving their orbit from the atom when stimulated by a filament being heated?

Select one of the following:

  • Thermionic emission

  • Sudden braking

  • Kinetic energy

  • Boiling off

Explanation

Question 4 of 45

1

Which of the following is true about the cathode?

Select one of the following:

  • It is where the x-rays are produced

  • It produces electrons when heated

  • It is where the electrons strike

  • It can be stationary or rotating

Explanation

Question 5 of 45

1

Which of the following is a teratogenic effect of radiation?

Select one of the following:

  • Cancer

  • Skin erythema

  • Blood count changes

  • Malformation of a foetus

Explanation

Question 6 of 45

1

Penumbra will increase with:

Select one of the following:

  • A reduced anode angle

  • An increased anode angle

  • A smaller actual focal spot

  • A smaller effective focal spot

Explanation

Question 7 of 45

1

What is the anode primarily made of?

Select one of the following:

  • Copper

  • Tungsten

  • Aluminium

  • Molybdenum

Explanation

Question 8 of 45

1

Which of the following statements is correct?

Select one of the following:

  • The filament within the anode is heated, electrons are produced, a potential difference is applied, and electrons are directed through the focussing cup towards the target.

  • The filament within the cathode is heated, x-rays are produced, a potential difference is applied, x-rays hit the anode and are directed down towards the patient.

  • Electrons produced at the cathode through thermionic emission are collected by the focussing cup, a potential difference is applied, they are propelled towards the anode where they are converted to x-rays.

  • Electrons produced at the cathode by kinetic energy are collected by the focussing cup, a potential difference is applied, they are propelled towards the anode where they are converted into x-rays.

Explanation

Question 9 of 45

1

Which of the following is NOT a resulting effect of radiaton?

Select one of the following:

  • Biological

  • Photographic

  • Luminescence

  • Electromagnetism

Explanation

Question 10 of 45

1

X-rays are described as having:

Select one of the following:

  • Short wavelength, high frequency

  • Short wavelength, low frequency

  • Long wavelength, high frequency

  • Long wavelength, low frequency

Explanation

Question 11 of 45

1

The focussing cup prevents electrons from:

Select one of the following:

  • Decelerating

  • Repelling

  • Diverging

  • Converging

Explanation

Question 12 of 45

1

Which of the following statements are true?

Select one of the following:

  • With a stationary anode, the size of the actual focal spot changes (increases) whilst the size of the effective focal spot stays the same.

  • With a stationary anode, the size of the actual focal spot stays the same whilst the size of the effective focal spot increases.

  • With a rotating anode, the size of the actual focal spot changes (increases) and so does the size of the effective focal spot.

  • With a rotating anode, the size of the actual focal spot changes (increases) but the size of the effective focal spot stays the same.

Explanation

Question 13 of 45

1

Atomic number is determined by:

Select one of the following:

  • Amount of electrons in an atom

  • Amount of neutrons and electrons in an atom

  • Amount of protons in an atom

  • Amount of neutrons and protons in the nucleus

Explanation

Question 14 of 45

1

Which of the following is NOT a type of diagnostic imaging?

Select one of the following:

  • Gamma scintigraphy

  • Fluoroscopy

  • Electrocardiography

  • Laparoscopy

Explanation

Question 15 of 45

1

An effect which occurs due to exposure to radiation irrespective of amount is known as:

Select one of the following:

  • Somatic

  • Deterministic

  • Genetic

  • Stochastic

Explanation

Question 16 of 45

1

If the mA is 50 and the exposure time is 0.5s the mAs would be:

Select one of the following:

  • 25

  • 55

  • 100

  • 250

Explanation

Question 17 of 45

1

When taking a radiograph, the Film Focal Distance FFD is set at 75 and the mAs is 10. If the FFD is increased to 150, the new mAs should be:

Select one of the following:

  • 5

  • 20

  • 40

  • 80

Explanation

Question 18 of 45

1

A radiograph is taken at 60kV and 50mAs. If the kV was changed to 70 what would the new mAs be?

Select one of the following:

  • 70kV and 12.5mAs

  • 70kV and 30mAs

  • 70Kv and 15mAs

  • 70kV and 25mAs

Explanation

Question 19 of 45

1

A radiograph taken using an mAs of 8 with the mA set at 50 will use an exposure time of:

Select one of the following:

  • 0.16s

  • 0.32s

  • 0.58s

  • 0.62s

Explanation

Question 20 of 45

1

If an x-ray machine is set with a time of 0.2s and an mAs of 12, the mA will be:

Select one of the following:

  • 6

  • 24

  • 60

  • 240

Explanation

Question 21 of 45

1

When x-raying thick/dense tissue you will need a:

Select one of the following:

  • High kV

  • High mAs

  • Low kV

  • Low mAs

Explanation

Question 22 of 45

1

Increasing the FFD will:

Select one of the following:

  • Improve sharpness, create an overexposed image and need a high mAs

  • Improve sharpness, create an underexposed image but require low mAs

  • Reduce sharpness, create an underexposed image and require high mAs

  • Reduce sharpness, create an overexposed image but require low mAs

Explanation

Question 23 of 45

1

A radiograph that is too dark may have been:

Select one of the following:

  • Taken with a low kV

  • Overexposed or overdeveloped

  • Underexposed or underdeveloped

  • Taken with an excessive film focal distance

Explanation

Question 24 of 45

1

What is the exposure fault for an image high in contrast?

Select one of the following:

  • kV too high

  • kV too low

  • mA too high

  • mA too low

Explanation

Question 25 of 45

1

Objects that allow x-rays to pass through them are:

Select one of the following:

  • Denser

  • Radiopaque

  • Radiolucent

  • Likely to be bone

Explanation

Question 26 of 45

1

Distinct black crescent marks seen on an image are most likely to be caused by:

Select one of the following:

  • Static electricity

  • Finger nail marks

  • Splashes of developer

  • Dust trapped in the cassette

Explanation

Question 27 of 45

1

A film which is high in contrast could be corrected by:

Select one of the following:

  • Increasing the mAs

  • Decreasing the mAs

  • Increasing the kV

  • Decreasing the kV

Explanation

Question 28 of 45

1

Which one of the following grids if not used correctly, would lead to a film fault where there is a loss of image on each side or “cut off”

Select one of the following:

  • Pseudo-focussed

  • Cross hatched

  • Potter bucky

  • Focussed

Explanation

Question 29 of 45

1

Which of the following is the most likely cause of a yellow-brown stain over the whole of the film?

Select one of the following:

  • Insufficient washing after developing

  • Insufficient washing after fixing

  • Expired developer

  • Expired film

Explanation

Question 30 of 45

1

An image which is too dark when processed could be caused by which of the following?

Select one of the following:

  • Film focal distance too great

  • mAs too low

  • kV too high

  • Time (sec) too short

Explanation

Question 31 of 45

1

Which of the following is the usual frequency (MHz) at which an abdominal scan would be performed on a large dog?

Select one of the following:

  • 3

  • 5

  • 7

  • 10

Explanation

Question 32 of 45

1

Which mode would be selected on an ultrasound machine if a video-like image was required for example when looking at the movement of the heart?

Select one of the following:

  • A

  • B

  • M

  • Doppler

Explanation

Question 33 of 45

1

Which of the following tissues will attenuate and therefore reflect ultrasound waves the most?

Select one of the following:

  • Bone

  • Fat

  • Soft tissue

  • Fluid

Explanation

Question 34 of 45

1

Tissue which is anechoic and therefore does not reflect any ultrasound waves will appear what colour?

Select one of the following:

  • Black

  • Dark grey

  • White

  • Light grey

Explanation

Question 35 of 45

1

Blood returning to (moving towards) the probe on a Doppler ultrasound image will be:

Select one of the following:

  • Red

  • Blue

  • Black

  • Dark grey

Explanation

Question 36 of 45

1

Which of the following is NOT a recognised technique of producing a contrast radiograph?

Select one of the following:

  • Barium used within the gastrointestinal tract

  • Triple combination of iodine, barium and air

  • Air used as negative contrast medium

  • Air and iodine used together

Explanation

Question 37 of 45

1

Positive contrast media used in studies has a:

Select one of the following:

  • Dark appearance on a radiograph

  • Low ability to absorb x-rays

  • High atomic number

  • Radiolucent effect

Explanation

Question 38 of 45

1

Which if the following terms is associated with the introduction of contrast media into the bladder for cystography?

Select one of the following:

  • Anterograde

  • Retrograde

  • Descending

  • Ascending

Explanation

Question 39 of 45

1

Which of the following is true regarding patient preparation for contrast radiography?

Select one of the following:

  • A radiograph should be taken as soon as the contrast media is administered

  • Patients should be starved for 48hrs

  • Plain radiographs should be taken first

  • All patients should be anaesthetised

Explanation

Question 40 of 45

1

Which of the following is recommended as part of patient aftercare following myelography?

Select one of the following:

  • Place the patient in lateral recumbency

  • Maintain the patient's head flexed at 90° to the spine

  • Maintain elevation of the patient's head 10° above the level of the spine

  • Ensure the patient's head is kept lower than the level of their spine

Explanation

Question 41 of 45

1

Gloves used as PPE in small animal radiography have what thickness of lead equivalent?

Select one of the following:

  • 0.25mm

  • 0.35mm

  • 0.25cm

  • 0.5mm

Explanation

Question 42 of 45

1

Who is responsible for providing guidance on creation of the radiography local rules?

Select one of the following:

  • Health and Safety Executive

  • Radiation Protection Advisor

  • Radiation Protection Supervisor

  • National Radiological Protection Board

Explanation

Question 43 of 45

1

Adult workers have a maximum permissible dose of radiation of 100 msv over a 5 year period. What is the maximum dose in any given year they can receive?

Select one of the following:

  • 20 msv

  • 50 msv

  • 25 msv

  • 100 msv

Explanation

Question 44 of 45

1

Thermoluminescent dosimeters contain which type of crystals?

Select one of the following:

  • Lithium fluoride

  • Lithium heparin

  • Silver bromide

  • Silver halide

Explanation

Question 45 of 45

1

Which of the following does not represent effective radiographic health and safety?

Select one of the following:

  • Collimation of the beam to the smallest size possible

  • Maintaining a film focal distance of 100cm

  • Use of a radiation protection advisor

  • Reduction of exposure factors

Explanation

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