Exam Style Questions 2 Flashcards
What mite is found superficially on rabbits?
Cheyletiella spp
mAs of 30 is used. A grid factor of 4 is introduced. What is the new mAs needed?
120
What is the correct blood tube for whole blood haematology examination?
EDTA
Seaboard’s agar changes from what colour to what colour indicating positive fungal culture?
Yellow to red
Colour of the vacutainer for lithium heparin sample that would be used for blood biochemistry?
Green
If the mA is 70 and S is 0.5, the mAs is?
35mAs
What is the normal reference range for a canine PCV?
37-55
Vomiting on administration and increased risk of anaphylaxis is possible when using what?
Conventional water soluble iodine
An increase in PCV may be an indicator of what?
Dehydration
What time magnification is the oil immersion lease on the microscope?
100
What is the common crystal seen in rabbit urine?
Calcium carbonate
Faecal samples can be stored at what maximum temperature for up to 7 days?
4C
Which is NOT an advantage of a free catcher method to obtain a urine sample?
- sterile
- quick
- economical
- not invasive to the patient
Sterile
What is the correct order of processing a Romanowsky stain?
dry-fix-eosin-metholyene blue-distilled water rinse
What are the correct centrifuge settings for urine?
1500-200rpm for 5mins
What term describes the presence of fresh blood in a stool sample?
Haematochezia
What describes a urine crystal with thorn apple appearance that is common in Dalmations and requires a low urine pH?
Ammonium urate
The atomic number of Tungsten used within the X-ray tube head?
74
Icteric blood sample may be an indicator of what?
Liver disease
The component of the X-ray tube head that generates negatively charged electrons when heated is called?
Cathode
What is the setting that controls the electrical potential difference between positive and negative elements of the X-ray tube head?
KV
The fixing stage used in wet processing x-ray films uses?
Acidic solution
Reduction by separating the exposed silver bromide crystals in the x-ray film into silver and bromide is completed in which stage of wet chemical x-ray processing?
Developing
True/False: The RPA is an external agent employed by the practice to advice on compliance with the IRR17 regulations?
True
What is the minimum lead thickness for lead aprons?
0.25mm
True/False: Barium has a low atomic number making it appear white on a radiograph?
False
Contrast radiography is used for what?
To increase visibility of tissue structure and function
The emulsion layer in traditional radiography film does what?
Contains photosensitive silver halide crystals
What is the grid factor?
the multiplication used to calculate the new mAs if a grid is needed
The purpose of the aluminium window is to?
Filter out weak photons
In MRI machines, the RF coil is responsible for?
Emitting and collecting non-ionising radiowaves
A handheld glucometer is used to measure what?
Blood glucose
