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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. Acanthocytes
These cells have irregular spicules that are uneven in size and distribution. Seen in dogs with liver disease.
Defects of hemostasis can be..
Microsytosis is often seen in...
This RBC inclusion looks like single very dark round spot on routine stain.

2. Diffuse cytoplasmic basophilia - dohle bodies - cytoplasmic vacuolization - toxic azurophilic granules
What do you look for to identify a neutrophil?
What are some things that could cause a hypoxia w/o anemia?
What are the 4 presentations of toxic neutrophils
What is a hemopoetic neoplasia?

3. Platelets stick to each other
When looking at the body on 10x What are you looking for?
What are the 2 nuclear changes in a lymphocyte? What is the 4 cytoplasmic changes?
In avian hematology blood films are commonly made with ________
What happens during aggregation

4. Fill a DET tube - gently mix - set timer - keep in warm spot - check tube every 10 sec until clot forms stop timer
What are the 4 tests used to diagnose a plasma cell tumor?
What are the 3 mech. that cause absolute hypoproteinemia and give an example of each.
What is the method for ACT?
list 2 venipuncture sites in the pig and the needle size for each

5. Thrombocytosis
What is the most common inherited bleeding disorder in animals
What is the term you use when there is a higher than normal platelet count?
Give 2 examples of clot errors in collection of CBC/LTT
What are some causes of thromboembolic disorder?

6. Causes an increase in RBCs. NO EPO involved.
What is one factor that could cause the plasma evaluation to be hemolytic?
Which species has uniform small round refractile eosinophil granules?
What is the side effect of glucocorticoids? Is EPO involved?
What is the stimulus for lymphocyte production?

7. Nulcear characteristics and cytoplasmic characteristics
The WBC morphology includes...
How many blood cells are counted when doing a WBC differential?
Fibrinogen and WBCs...
What tube is used for all the sent our tests except FDPs?

8. Russel bodies in cytoplasm - constipated plasma cell - honeycomb appearing; only seen in birds and reptiles
What is a mott cell? What animals are they seen in?
What species never releases immature RBCs early?
What is the stimulus for monocyte production?
Why are monocyte numbers low in WBC differentials?

9. Secondary hemostasis specifically intrinsic and common pathways
Endothelium and platelets produce What two factors?
What is the Observed Retic Count Formula? Corrected Retic Count? Absolute Retic Count?
What does PTT and PT evaluate?
chromatin

10. Jar 1- fixative- 5 one second dips jar 2 -eosinophilc - 5 one second dips jar 3 - basophilic - 7-10 one second dips
Where is the proliferating or dividing pool located in the body? What is it comprised of?
What infectious agent is seen in cattle with a tick infestation that causes severe anemia and icterus?
What is in each jar in the Dif Quick stain and What is the procedure of each jar?
What is the procedure for doing a retic count?

11. Blood gases
What is the specific use for GreenTT?
What is the normal range for neutrophils and lymphocytes in a horse? monos and eos? basos?
Why is it important that you use the appropriate thumb forceps when using wright's stain?
What is the specific use for Red Ring Hematocrit?

12. Hemonate for microdrips and admin set with filter for macrodrips
Why might you not want to use EDTA blood to view Mycoplasma haemofelis?
You must filter blood products by one of What two ways?
What are some infectious agents that you would test for in a dog before they could be a donor?
What granulocyte stage has a kidney bean shaped nucleus?

13. 3 times
What is a mott cell? What animals are they seen in?
How many times do you repeat the RBC wash?
If an animal is 5-6% dehydrated At what route should you give fluids?
What is the stimulus for RBC production?

14. Dark purple-magenta granular inclusions in the cytoplasm; endotoxins - toxicemia
What are toxic azurophilic granules? What can cause these?
What anticoagulant is in a LTT or PTT?
What are the 4 names that can be given to the size of larger than normal platelets?
What are some advantages of Oxyglobin?

15. Mycoplasma haemoncanis
What can happen if you use Na Citrate in high volumes when storing donor blood?
What does PTT and PT evaluate?
This infectious agent looks like a cracked egg - seen in dogs - transmitted by the tick and causes anemia - emaciation and anorexia.
Regarding the Absolute Retic Count.....< 60 -000 = ___________ > 60 -000 = ___________

16. Vacuoles in cytoplasm with foaminess- can see pits on 100x
What are the 2 cytoplasmic changes in the monocyte? They individually or together are pathognomonic signs of what?
What is cytoplasmic vacuolization?
What are the 3 mech. that cause absolute hypoproteinemia and give an example of each.
Where is the marginating pool located in the body? What are the granulocytes doing in this pool?

17. Oval with raisin-like nucleus
What is the only species that has color stained in the neutrophil granules? what color do they stain?
This RBC inclusion looks like small round dots that stain bluish - seen in dogs with lead poisoning.
Thrombocytes tend to...
What does a mature avian RBC look like

18. Saline wash
What test could be done to differentiate between rouleaux and agglutination?
What is another name for a blister cell?
What are some common causes of Normochromic Normocytic Non-Regenerative Anemia?
What infectious agent is seen in cattle with a tick infestation that causes severe anemia and icterus?

19. Nodular: walled off - diffuse: deep in tissues
What are the 2 types of histological patterns?
Mast cells have a _____ nucleus
What are 3 reasons we evaluate TP?
What are the three pathways (limbs) of secondary hemostasis?

20. Increase at the same time
What do you need to give to a cat or dog donor after you complete your blood collection?
vacuoles
Fibrinogen and WBCs...
When would you use whole blood transfusion on your patient?

21. High - because they lose the ability to retain water
FDPs are normally cleared by what?
For what cell do we have a 5 day supply in the marginating pool? What is their half-life? Turnover rate?
Platelets are always irrregular in shape - but what would an abnormally shaped platelet look like?
In a geriatric patient is TP high or low?

22. For smaller animals with small volumes collected
How long is fresh frozen plasma good for? When would you use it on your patient?
Platelet morphology includes...
What is an example of increased destruction?
In What animals would you use the syringe technique?

23. Kidney
What organ produces EPO?
Endothelium and platelets produce What two factors?
What is the ratio of PSS to Packed RBCs in the RBC suspension?
Fritz the cat has a MCHC of 40 - What term will I use for evaluation?

24. Heparin which prevents conversion of prothrombin to thrombin
What is the specific use for LTT?
What are the routes of fluid replacement?
Barney the dog has a MCHC of 19 - What term will I use for evaluation?
What type of anticoagulant is in a green top tube

25. Right shift; greater than 5 lobes
Platelet morphology includes...
This RBC inclusion looks like small round dots that stain bluish - seen in dogs with lead poisoning.
What is hypersegmented neutrophils commonly referred to? What must they have to be considered this?
What test would be run using blood from a RTT?

26. It is the percent of a quantity of blood Which is made up of the red blood cells.
What is the method for BMBT?
At birth is TP high or low
When viewing the monolayer on 100x What are you checking?
What is the definition of PCV?

27. Metamyelocyte
During fibrinolysis unbound plasmin in inactivated and bound plasmin hydrolyzes fibrin producing ______
What is cytoplasmic vacuolization?
T/F myelodysplasia and erythodysplasia have...
What granulocyte stage has a kidney bean shaped nucleus?

28. Hemoproteus spp
When noting the number of platelets - What are the ranges and names?
These cells look like an elmer fudd hat resulting from a blister or vacuole on the surface of the cell.
List the order of Platelet production
What avian parasite am I describing.... a horseshoe or halter-shaped organism partially encircling but not displacing the host RBC nucleus

29. fresh
Which species has uniform small rod eosinophil granules?
What is the ratio of PSS to Packed RBCs in the RBC suspension?
What are the 2 types of histological patterns?
As a general rule - ____ is slightly better

30. Immature - cleft or bleb; reactive - granular cytoplasm - plasma cell - mott cell
What are the 2 nuclear changes in a lymphocyte? What is the 4 cytoplasmic changes?
How many times do you repeat the RBC wash?
What organ produces EPO?
This causes a sever often fatal anemia in cats that are usually FeLv pos.

31. Large amounts to be effective - not long lasting - pricey
Hemostasis is the complex - overlapping series of physiological and biochemical events which involve both _______ and ________ of coagulation
What is serum?
What are some disadvantages of Oxyglobin?
This cell looks like a punched out cell.

32. Around the heart and spinal cord seen in dairy cattle
What is the specific use for LTT?
Secondary hemostasis requires ___ _____ ____ and _______ in a cascade of conversion of inactive factors
Where in the body do we see lymphosarcomas in cattle? What type of cattle so we see it in?
What tube is used for all the sent our tests except FDPs?

33. Breakdown of a clot
What is the most common neoplasia of lymph nodes?
Prothrombinase starts the _______ pathway Which is when the extrinsic and intrinsic pathways converge
Lucy the dog has a MCV of 75 - What term will I use for evaluation?
What is fibrinolysis?

34. Leukocytozoon spp
What avian parasite am i describing... in RBC and WBC - round to elongated with gross host cell distortion and flattening of host nucleus along on side of cell
What is plasma?
When would you use whole blood transfusion on your patient?
What is a serum separator tube?

35. Yes
Does a clot error in collection of CBC/LTT invalidate the sample?
What is the specific use for LTT?
Fritz the cat - has an MCV of 45 - What term will I use for evaluation?
Fibrinogen and WBCs...

36. Hemorrhage- good for oxygen increasing and volume expansion
When would you use whole blood transfusion on your patient?
are mast cell tumors easy to diagnose in house? if so why?
At birth is TP high or low
___________ was discovered in the Veterinary field first

37. 5.0-7.0 g/dl - 5.0-8.0 g/dl
List the venipuncture site in the horse and the needle size
What is the stimulus for platelets
What is the normal range of a TP for a dog? a cat?
These RBCs have more surface area than contents. Similar to a half full zip lock bag or look like they have wrinkles.

38. (Hb x 10)/RBC
List the two types of retics along with there morphological and physiological characteristics
When would you use whole blood transfusion on your patient?
MCH
Microsytosis is often seen in...

39. Primary hemostasis and plt number
How many times do you repeat the RBC wash?
What does plt count evaluate?
What are the 4 names that can be given to the size of larger than normal platelets?
What avian parasite am I describing.... a horseshoe or halter-shaped organism partially encircling but not displacing the host RBC nucleus

40. Schistocytes
why would we see an increase in eos on a BM aspirate with a patient with a mast cell tumor?
What is the term you use when there is a higher than normal WBC count?
List 3 venipuncture sites in the cat and the needle size for each
These are small fragments of a RBC. Can be seen in a patient with DIC - iron deficiency or heartworms.

41. 60-70 -30-36
In ruminants - WBCs increase or decrease prior to fibrinogen increasing?
What is an example of the fluid component of blood?
What are MCV and MCHC normal ranges for the dog?
What is the mech of relative hyperproteinemia and an example

42. Polychormatophilics
What would a Heinz body look like stained in NMB
blood loss can be acute or chronic - What are some causes for acute? chronic?
If an animal is anemic __________ will be seen in the peripheral blood
Hemostasis is the complex - overlapping series of physiological and biochemical events which involve both _______ and ________ of coagulation

43. 2 gtts donor RBC suspension and 2 gtts donor plasma
In the control reaction of the crossmatch - What do you add together?
Why is it good to know what blood components that your patient needs?
What are the in house tests that could be run to check for bleeding disorders?
Judge the cells by the company that they keep is a...

44. Band neutrophil
When looking at the feathered edge on 10x What are two things you would be looking for?
Extrinsic pathway requires a ____ _____ for activationand the end product is ___________
what WBC do mast cells resemble
What is the defining cell of inflammation?

45. Leptocyte
What are the 2 main proteins?
These RBCs have more surface area than contents. Similar to a half full zip lock bag or look like they have wrinkles.
What color is a 25ga needle?
What are the two types of transfusion reactions? Which one is a rejection of RBC antigens?

46. Myelocyte; yes
What is the name of the granulocyte stage that has secondary granules? are they committed?
What are 3 examples of acquired primary hemostasis defects (vascular part)
What is the function of albumin?
An example of and inherited platelet function defect is ________ where platelets fail to adhere to subendothelial collagen

47. Soluble coagulation factors - cofactors
In the major reaction of the crossmatch - What do you add together?
If you have a dog come in ADR and you need to draw blood with vacutainer - what order should you fill your tubes?
Secondary hemostasis requires ___ _____ ____ and _______ in a cascade of conversion of inactive factors
When looking at the monolayer on 10x What are you looking for?

48. Room temperature
Does a clot error in collection of CBC/LTT invalidate the sample?
Cats and Birds only count _________ retics in the retic tally
What is the minimum temperature that you should warm the blood before administering it?
What is the mech. of relative hypoproteinemia and an exampl?

49. Not mixing the sample
What is the biggest error in hematology?
What is the only species that has basophil granules uniform round pale blue gray?
How long is packed RBCs good for? When would you use it on your patient?
List the two types of retics along with there morphological and physiological characteristics

50. No - but it is not ideal
which animal would you use a 16ga needle in? How long is the needle?
How many blood cells are counted when doing a WBC differential?
Platelets are always irrregular in shape - but what would an abnormally shaped platelet look like?
Does a hemolysis error in collection of CBC/LTT invalidate the sample?