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Veterinary Hematology Technology

Subjects : health-sciences, veterinary

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Heparin which prevents conversion of prothrombin to thrombin
What is this the test of choice for?
What would be 2 causes of artifact hypoproteinemia?
What type of anticoagulant is in a green top tube
What are the 2 types of histological patterns?

2. Brown-gold inclusions due to iron deposits within the cytoplasm
What are the requirements for a cat to be a donor?
What do you look for to identify a basophil
What are some common causes of Normochromic Normocytic Non-Regenerative Anemia?
What does hemosiderin look like?

3. Red ring - blue ring - and black ring tubes
What are the 3 types of hematocrit tubes?
The end product of contact activation (or intrinsic pathway) is _______
RBC that has a pale colored mouth area and only seen in dogs with hereditary chondrodystrophy (dwarfish)
Name the 2 agranulocytes

4. Thrombopathias and vascular
You must filter blood products by one of What two ways?
What is this the test of choice for?
What is the mechanism of relative polycythemia and What is an example?
Endothelium and platelets produce What two factors?

5. Coagulation studies
Microsytosis is often seen in...
What is the specific use for BTT?
Give 2 examples of clot errors in collection of CBC/LTT
What is diffuse cytoplasmic basophilia?

6. In bone marrow; myeloblasts - promyelocytes - myelocytes
What type of anticoagulant is in a grey top tube?
What is cytoplasmic vacuolization?
Where is the proliferating or dividing pool located in the body? What is it comprised of?
As a general rule - ____ is slightly better

7. IV catheter; IO or IP
what WBC do mast cells resemble
A vascular spasm is immediate...
What is the minimum temperature that you should warm the blood before administering it?
What is the best technique used to deliver donated blood into recipient? What if they were puppies/kittens

8. Blast: lrg cell - mature: sm. cell - mixed: seen in horses commonly
A platelet is a cytoplasmic fragment of a __________
What does erythrophagocytosis look like?
What type of anticoagulant is in a green top tube
What are the 3 types of cytological patterns?

9. 2 gtts donor plasma and 2 gtts recipient RBC suspension
Fibrinogen measurment makes up what percent of the TP?
What are the 3 components of hemostasis
Define relative
In the minor reaction of the crossmatch - What do you add together?

10. 100
How many blood cells are counted when doing a WBC differential?
Does a hemolysis error in collection of CBC/LTT invalidate the sample?
These cells look like a bulls eye ______ and are commonly in polychromatophils
FDPs are normally cleared by what?

11. BTT
What tube is used for all the sent our tests except FDPs?
What is the function of immunglobins?
Fatal tick transmitted disease to the domestic cat. Bobcat is host.
Fibrinogen measurment makes up what percent of the TP?

12. Oval with raisin-like nucleus
What does a mature avian RBC look like
What is the shelf life of Oxyglobin?
What are toxic azurophilic granules? What can cause these?
Define relative

13. Shaking - too small needle with too much negative back pressure - rocker tray too long - water in syringe - freezing and thawing - squirting into tube - spinning too fast or too long
Which test is best to diagnose warfarin poisoning?
Give 4 examples of hemolysis errors in collection of CBC/LTT
What are 3 reasons we evaluate TP?
This infectious agent can be seen in WBC and RBC. Tick transmitted. Inclusion looks similar to a plt.

14. Platelets develop filopodia with receptors and vWB - which causes them to stick to subendothelial collagen. As soon as they stick - they start releasing their granular contents
Briefly describe what happens during adhesion
During the production of coagulation factors the liver can make all factors except part of factor ___ and _____
What does a RTT contain?
chromatin

15. Poikilocytosis
What is the specific use for GreyTT?
What is the specific gravity of distilled water?
How long and At what rpm do you spin the hematocrit tube?
Irregular shaped RBCs - this is the term used when other classifications do not describe the film.

16. EDTA because you wont have stainging variation
Which anticoagulant is best to use when using blood to make a smear?
What is an example of loss of RBC
MCV
If there is 5 or more nRBCs in the on the blood film - what must you do?

17. 200 -000-500 -000/microliter; 200 -000-500 -000/microliter
What is pyknosis? What do they look like?
This cell looks like a punched out cell.
What is the normal range of a PLT ct for a dog? a cat?
Cats and Birds only count _________ retics in the retic tally

18. 2 gtts donor RBC suspension and 2 gtts recipient plasma
What does MCV stand for and what will it tell us?
In the major reaction of the crossmatch - What do you add together?
How long is platelet rich plasma good for? When would you use it on your patient? Do you refrigerate it? Why?
What is TP measured in?

19. Green
What are the 3 nuclear changes in a neutrophil? What is the 1 cytoplasmic change?
What color is a 18ga needle?
What are 2 types of RBC tumors?
If an animal is anemic __________ will be seen in the peripheral blood

20. They increase
What is the stimulus for RBC production?
You must filter blood products by one of What two ways?
What do lymphocytes do after vaccination or in young neonates?
All components necessary for intrinsic pathway are...

21. Primary absolute polycythemia and secondary absolute polycythemia
What anticoagulant is in a LTT or PTT?
What does a RTT contain?
What are the 2 types of absolute polycythemia?
With the MPS - ___________ in the liver - spleen and bone marrow break down hemoglobin

22. Mononuclear Phagocytic System -Intravascular Hemolysis
Microsytosis is often seen in...
What test would be run using blood from a RTT?
What is the only cell that the production does not start with a PPSC? What cell does it start with? Where is this cell located in the body?
List two ways the body gets rid of old RBCs

23. Thrombocytopenia
What is in each jar in the Dif Quick stain and What is the procedure of each jar?
When looking at the body on 10x What are you looking for?
What is the term you use when there is a lower than normal platelet count?
What is the procedure for doing a retic count?

24. 72 hours; thrombocytopenia; no; because the platelets aggregate
What does a RTT contain?
How long is platelet rich plasma good for? When would you use it on your patient? Do you refrigerate it? Why?
These are cells that are spiculated with even small projections over the entire cell.
What are the indications for BM sampling

25. Liver function - immune status - hydrations - kidney function - and GI function
What is the definition of PCV?
What are 3 reasons we evaluate TP?
What is fibrinolysis?
What is one factor that could cause the plasma evaluation to be hemolytic?

26. Grey
Clinical signs of primary hemostasis defects are.....
What can happen if you use Na Citrate in high volumes when storing donor blood?
What does VWF test evaluate?
What color is a 16ga needle?

27. Monolayer on 40x
What is the normal range of a RBC ct for a dog? a cat?
EPO is involved with hypoxia...
What layer and what power objective do you use to do the differential?
At birth is TP high or low

28. Pink
Fritz the cat has a MCHC of 40 - What term will I use for evaluation?
What is the term you use when there is a lower than normal platelet count?
What color is a 20ga needle?
The end product of contact activation (or intrinsic pathway) is _______

29. Hemorrhage- good for oxygen increasing and volume expansion
Why do we stage lymphoid tumors?
Which species has uniform small rod eosinophil granules?
An example of an inherited primary hemostasis defect (vascular part) is........
When would you use whole blood transfusion on your patient?

30. Postprandial (patient just ate) - hypothyroid - diabetes mellitus
How long is platelet rich plasma good for? When would you use it on your patient? Do you refrigerate it? Why?
What is one factor that could cause the plasma evaluation to be lipemic?
list 3 venipuncture sites in a bird and the needle size for each
This RBC inclusion looks like small round dots that stain bluish - seen in dogs with lead poisoning.

31. For smaller animals with small volumes collected
In What animals would you use the syringe technique?
What is pyknosis? What do they look like?
During fibrinolysis unbound plasmin in inactivated and bound plasmin hydrolyzes fibrin producing ______
Platelet function defects are often acquired due to ___ - ______ - _______

32. Monocyte with a RBC inside it due to the monocyte engulfing it
What does erythrophagocytosis look like?
What are 3 reasons we evaluate TP?
What is TP measured in?
What are dohle bodies?

33. .98mls to .02mls
What is the most common inherited bleeding disorder in animals
During gestation is TP high or low?
What is the ratio of PSS to Packed RBCs in the RBC suspension?
What is the term you use when there is a higher than normal platelet count?

34. Jugular- 18ga - tail vein- 20 or 18ga
List 2 venipuncture sites in the cow and the needle size for each
What are the 3 nuclear changes in a neutrophil? What is the 1 cytoplasmic change?
Which species has uniform small rod eosinophil granules?
Extrinsic pathway requires a ____ _____ for activationand the end product is ___________

35. SQ
If an animal is 5-6% dehydrated At what route should you give fluids?
What do you need to give to a cat or dog donor after you complete your blood collection?
What can happen if you use Na Citrate in high volumes when storing donor blood?
When would you use fresh whole blood transfusion on your patient? How many hours from time of collection for it to be considered fresh? What does it contain that makes it better?

36. PPSC - Megakaryoblast - Promegakaryocyte - Megakaryocyte
Where are immunoglobins made?
List the order of Platelet production
What is the specific gravity of distilled water?
granule

37. Peripheral Blood - Bone Marrow
What are toxic azurophilic granules? What can cause these?
What are the two types of techniques we could use when drawing blood?
Mature RBCs are normally seen in the ______ ______ and immature RBC are in the _______ _____.
What is the procedure for doing a retic count?

38. 2 syringe technique and multiple vacutainer tube technique
What are the two types of techniques we could use when drawing blood?
During gestation is TP high or low?
What color is a 20ga needle?
What do you look for to identify a neutrophil?

39. Tissue factor - prothrombinase
What are the classifications of lymphoid tumors?
Platelets are always irrregular in shape - but what would an abnormally shaped platelet look like?
Where in the body do we see lymphosarcomas in cattle? What type of cattle so we see it in?
Extrinsic pathway requires a ____ _____ for activationand the end product is ___________

40. Polychormatophilics
What are 3 reasons we evaluate TP?
What is the name of the granulocyte stage that has secondary granules? are they committed?
Cats and Birds only count _________ retics in the retic tally
If an animal is anemic __________ will be seen in the peripheral blood

41. Left shift - regenerative left shift - or inflammatory leukogram
What are neutrophil nuclear immatures commonly referred to?
What oxidized drugs or chemicals can cause heinz bodies?
The WBC morphology includes...
In the major reaction of the crossmatch - What do you add together?

42. Dog
Which species is the only species in which we evaluate the central pallor?
What does MCHC stand for and what will it tell us?
What are the 3 mechanisms of anemia?
Mast cells have a _____ nucleus

43. Normocytic
Fritz the cat - has an MCV of 45 - What term will I use for evaluation?
Where is the marginating pool located in the body? What are the granulocytes doing in this pool?
List the stages of RBC production starting with the PPSC
The final product of secondary hemostasis is a stable ____ _______ which seals larger blood vessel defects

44. Stimulates and amplifies the coagulation cascade (or secondary hemostasis)
A vascular spasm is immediate...
Does a clot error in collection of CBC/LTT invalidate the sample?
vacuoles
During secretion What does PF3 do?

45. Bleed them out
A platelet plug by itself is short lived and can only stop hemmorage but....
What is the method for ACT?
What is the tx for RBC tumor
What are the 2 types of histological patterns?

46. New Anemia -Decrease production anemia
What are some common causes of Normochromic Normocytic Non-Regenerative Anemia?
blood loss can be acute or chronic - What are some causes for acute? chronic?
When viewing the monolayer on 100x What are you checking?
Which test is best to diagnose warfarin poisoning?

47. WBC identification rule of thumb
What are the 4 presentations of toxic neutrophils
This causes a sever often fatal anemia in cats that are usually FeLv pos.
Judge the cells by the company that they keep is a...
What are 3 examples of acquired secondary hemostasis defects

48. VIII and vWB
What can happen if you use Na Citrate in high volumes when storing donor blood?
During the production of coagulation factors the liver can make all factors except part of factor ___ and _____
What is the term you use when there is a higher than normal WBC count?
What solution do you add to RBCs to resuspend them when doing a crossmatch? What is the fluid portion called after you spin it again? Why is this step important?

49. Liver and lymphoid tissue
Where are immunoglobins made?
What can happen if you use Na Citrate in high volumes when storing donor blood?
A platelet plug by itself is short lived and can only stop hemmorage but....
During gestation is TP high or low?

50. 7-10 days
What is a mott cell? What animals are they seen in?
This RBC inclusion looks like small round dots that stain bluish - seen in dogs with lead poisoning.
What can happen if you use Na Citrate in high volumes when storing donor blood?
How many days does it take for the body to recognize that it is not its own blood?