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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. Dog
What are dohle bodies?
Which species is the only species in which we evaluate the central pallor?
What is the only species that has color stained in the neutrophil granules? what color do they stain?
What color is a 25ga needle?

2. Dog-88ml/kg - cat- 66ml/kg
What are the normal blood volumes for the dog and cat?
If an animal is more than 6% dehydrated At what route should you give fluids?
Fatal tick transmitted disease to the domestic cat. Bobcat is host.
What are the requirements for a canine blood donor?

3. 2 syringe technique and multiple vacutainer tube technique
How long is packed RBCs good for? When would you use it on your patient?
An avian blood film has a feathered edge - monolayer - and...
What are the two types of techniques we could use when drawing blood?
What is TP measured in?

4. Nulcear characteristics and cytoplasmic characteristics
The WBC morphology includes...
Irregular shaped RBCs - this is the term used when other classifications do not describe the film.
What is diffuse cytoplasmic basophilia?
What is the biggest error in hematology?

5. Common Common Pathway Substances: Prothrombin > _______
Define artifact
What is a neutrophil commonly referred to as?
Prothrombinase starts the _______ pathway Which is when the extrinsic and intrinsic pathways converge
What is an example of increased destruction?

6. Must be >50lbs -PCV >40% - current on vx - mellow temperment
What is in each jar in the Wright's stain and What is the procedure of each jar?
What are the types of BM sample?
What are the requirements for a canine blood donor?
What 3 anticoagulants contain preservatives and What are their shelf lives?

7. blood
0.9% NaCl only in the same line as...
Which species has uniform small rod eosinophil granules?
What 2 ways does a platelet form?
What is a mott cell? What animals are they seen in?

8. Hemotomas - bleeding into muscle joints/body cavities and delayed bleeding after venipunture
What color is a 16ga needle?
What is this the test of choice for?
Clinical signs of a secondary hemostasis defect are.....
What are some causes of primary absolute polycythemia?

9. EDTA blood causes mycoplasma to fall off of RBCs making it harder to see.
Where is the proliferating or dividing pool located in the body? What is it comprised of?
What are the 3 types of hematocrit tubes?
Why might you not want to use EDTA blood to view Mycoplasma haemofelis?
What is the difference between a red ring and a black ring hematocrit tube?

10. Abnormal protein measurement in blood
What is dysproteinemia?
1/4 of FeLV positive cats will develop...
If an animal is anemic __________ will be seen in the peripheral blood
What is a reactive lymph look like? What animals are they seen in?

11. Heterophil
What avian WBC am I describing.....typically rod-shaped - eosinophilic granule which partially or completely obscure the nucleus
These cells look like an elmer fudd hat resulting from a blister or vacuole on the surface of the cell.
When evaluating the size of RBCs we not only look at How many RBCs have a size difference but also the...
which hematocrit tubes contain heparin?

12. Red
What color is a 25ga needle?
What virus in cattle can cause lymphosarcoma?
blood loss can be acute or chronic - What are some causes for acute? chronic?
Explain the Diff Quick staining technique for avian hematology

13. Appears adequate = between 8-30 per field appears decreased = fewer than 8 per field
When noting the number of platelets - What are the ranges and names?
These are small fragments of a RBC. Can be seen in a patient with DIC - iron deficiency or heartworms.
What tube is used for all the sent our tests except FDPs?
What is the advantage of a glass bottle technique? disadvantages?

14. Affects the GI tract
Where in the body do we see lymphosarcomas in horses?
This cell looks like a punched out cell.
During secondary hemostasis What is formed to stabilize the primary hemostatic plug?
What color is a 20ga needle?

15. That the blood is compatible with recipient
What is the most important trait of blood donation?
Prothrombinase starts the _______ pathway Which is when the extrinsic and intrinsic pathways converge
What is the procedure for doing a retic count?
Which species has uniform large round refractile eosinophil granules?

16. 35 days if kept at 1-6 degrees celsius in CPDA; oxygen carrying capacity - anemic normovolemic - anemic hypovolemic in conjunction with crystalloids
What are the 3 components of hemostasis
Fibrinogen > __________
How long is packed RBCs good for? When would you use it on your patient?
Stored plasma is the same as fresh frozen plasma except For what?

17. VWB factor
Adhesion requires what factor?
What is the only species that has color stained in the neutrophil granules? what color do they stain?
What is the #1 cause of hypervolemia
What is the mech of absolute hyperproteinemia and an example

18. Heinz body
What is the #1 cause of hypervolemia
If there is 5 or more nRBCs in the on the blood film - what must you do?
This RBC inclusion looks like a clear nipple like protrusion on the outer edge.
___________ was discovered in the Veterinary field first

19. 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
During the production of coagulation factors the liver can make all factors except part of factor ___ and _____
What oxidized drugs or chemicals can cause heinz bodies?
Microsytosis is often seen in...
Briefly describe what happens during adhesion

20. EDTA Which binds with calcium preventing coagulation
What anticoagulant is in a LTT or PTT?
What some send out tests that could be run for bleeding disorders?
During gestation is TP high or low?
Where is the storage pool located in the body? What is it comprised of?

21. Adhesion - Aggregation - Secretion
What are the 3 parts of the platelet plug?
Which species has uniform small round refractile eosinophil granules?
What test could be done to differentiate between rouleaux and agglutination?
What avian parasite am I describing.... a horseshoe or halter-shaped organism partially encircling but not displacing the host RBC nucleus

22. VWB
0.9% NaCl only in the same line as...
What is the normal range of a TP for a dog? a cat?
How many mls is one unit of blood for a dog?a cat?
An example of and inherited platelet function defect is ________ where platelets fail to adhere to subendothelial collagen

23. Low - it takes 6-12 months to build up
An example of and inherited platelet function defect is ________ where platelets fail to adhere to subendothelial collagen
What is one factor that could cause the plasma evaluation to be hemolytic?
At birth is TP high or low
What is the most important trait of blood donation?

24. IV
If an animal is more than 6% dehydrated At what route should you give fluids?
Define absolute
What are 2 types of RBC tumors?
What is the term you use when there is a higher than normal WBC count?

25. Ameboid nucleus with lacy chromatin; +/- vacuoles; low N:C
When would you use Cryopercipitate on your patient?
In ruminants - WBCs increase or decrease prior to fibrinogen increasing?
What do you look for to identify a monocyte?
Defects of hemostasis can be..

26. Swine - 3-3.5 inches long
An example of acquired primary hemostasis defects (platelet plug part) is...
What are the 3 types of hematocrit tubes?
What is plasma?
which animal would you use a 16ga needle in? How long is the needle?

27. RBC tumor - RBC replicating uncontrollably. EPO is not involved.
What are some causes of primary absolute polycythemia?
This is seen with canine distemper virus and can be present on WBC - RBC - epithelial cells - would be in Plts but wont be able to see.
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 the specific use for Blue Ring Hematocrit?

28. Increase production: inflammation - IMDz
What does PTT and PT evaluate?
The lymphocyte is the most dominant WBC in...
What are the 3 mechanisms of anemia?
What is the mech of absolute hyperproteinemia and an example

29. Whatever the bird weighs - 1% of that body weight is what you can safely draw (Ex- 3 ml from a 300g bird)
What are some side effects to Oxyglobin? Are these side effects anything to worry about? why?
These cells are only seen in dogs with anemia and is pathognomonic with IMHA. Small round evenly stained.
What is an easy way of remembering how much blood you can safely draw from a bird
What are some infectious agents that you would test for in a dog before they could be a donor?

30. The fluid portion of anticoagulated blood
What are some causes of primary absolute polycythemia?
What is plasma?
These cells look like an elmer fudd hat resulting from a blister or vacuole on the surface of the cell.
How much and how often can a dog donate blood? a cat?

31. PLTs - WBCs - NRBCs - and microfilaria
why would we see an increase in eos on a BM aspirate with a patient with a mast cell tumor?
What is the normal range for neutrophils and lymphocytes in a horse? monos and eos? basos?
What is contained in the buffy coat?
How many times do you repeat the RBC wash?

32. Nodular: walled off - diffuse: deep in tissues
What are the 2 types of histological patterns?
Why would you give fluids IO or IP?
What tube is used for all the sent our tests except FDPs?
For what cell do we have a 5 day supply in the marginating pool? What is their half-life? Turnover rate?

33. Changes the color of mm or urine; no; because the mm and urine change to an opaque brown color Which is the color of the Oxyglobin
What are the 2 causes of secondary absolute polycythemia?
What are some side effects to Oxyglobin? Are these side effects anything to worry about? why?
What is TP measured in?
What do you look for to identify a basophil

34. Thrombopathias and vascular
What is this the test of choice for?
Where is the marginating pool located in the body? What are the granulocytes doing in this pool?
When would you use whole blood transfusion on your patient?
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?

35. Hemolysis and clot
What is TP measured in?
MCV
What are the 2 categories of errors in collection of CBC/LTT?
What is the definition of PCV?

36. Cutaneous ulnar vein (raptors/fowl)- <25ga - medial metatarsal vein- <25ga - jugular- <25ga
List the venipuncture site in the horse and the needle size
list 3 venipuncture sites in a bird and the needle size for each
What is the function of protein?
Where does protein originate from?

37. Actually fibrinogen increases before WBCs increase
What is a vascular spasm? (stimulated by ______ - causes constriction of ________)
What are some disadvantages of Oxyglobin?
In ruminants - WBCs increase or decrease prior to fibrinogen increasing?
Judge the cells by the company that they keep is a...

38. Anatomical distribution - histologic pattern - and cytologic pattern
Give 4 examples of hemolysis errors in collection of CBC/LTT
What are the classifications of lymphoid tumors?
When would you use Cryopercipitate on your patient?
What are the 4 tests used to diagnose a plasma cell tumor?

39. Red ring and black ring hematocrit tubes
What are the 3 layers of a blood film?
which hematocrit tubes contain heparin?
What is TP measured in?
What is the specific gravity of distilled water?

40. Bone marrow toxin - kidney failure - iron defiency
Platelet function defects are often acquired due to ___ - ______ - _______
What is the specific use for Red Ring Hematocrit?
Fritz the cat has a MCHC of 40 - What term will I use for evaluation?
What is an example of decreased production?

41. Jar 1- wright's stain - set slide in jar for 1 min - jar 2 - buffer with 1 pipette of wright's stain- set slide in jar for 1 min - jar 3 - distille water - dip slide into jar 7-10 one sec dips

42. Blast: lrg cell - mature: sm. cell - mixed: seen in horses commonly
What is the stimulus for RBC production?
During the production of coagulation factors the liver can make all factors except part of factor ___ and _____
What are the 3 components of hemostasis
What are the 3 types of cytological patterns?

43. Lymphosarcoma
What is in each jar in the Wright's stain and What is the procedure of each jar?
Does a clot error in collection of CBC/LTT invalidate the sample?
What is the most common neoplasia of lymph nodes?
How many times do you repeat the RBC wash?

44. Stomatocyte
What some send out tests that could be run for bleeding disorders?
What color is a 16ga needle?
RBC that has a pale colored mouth area and only seen in dogs with hereditary chondrodystrophy (dwarfish)
Irregular shaped RBCs - this is the term used when other classifications do not describe the film.

45. No only one; report out toxic neutrophil for all presentations
Does the toxic neutrophil have to have all the presentation to be toxic? What would you report out for each presentation?
What does hemosiderin look like?
What is the normal range of a RBC ct for a dog? a cat?
What type of anticoagulant is in a green top tube

46. Lymphocyte; resting memory cell; in lymph nodes
What is the baseline information that you should obtain on your patient while the transfusion is taking place?
The WBC morphology includes...
What infectious agent is seen in cattle with a tick infestation that causes severe anemia and icterus?
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?

47. Spherocyte
Does a clot error in collection of CBC/LTT invalidate the sample?
Clinical signs of primary hemostasis defects are.....
These cells are only seen in dogs with anemia and is pathognomonic with IMHA. Small round evenly stained.
What is the normal range for neutrophils and lymphocytes in a horse? monos and eos? basos?

48. Body - monolayer - and feathered edge
What are some examples of acellular components of blood and What are their functions?
What are the 3 layers of a blood film?
These are small fragments of a RBC. Can be seen in a patient with DIC - iron deficiency or heartworms.
Platelet function defects are often acquired due to ___ - ______ - _______

49. (Hb x 100)/ PCV
What are the MCV and MCHC normal ranges for the cat?
Which species is the only species in which we evaluate the central pallor?
MCHC
What is your end patient observation if the blood is not compatible?

50. Thrombocytopenia
What is the term you use when there is a lower than normal platelet count?
What is the advantage of a glass bottle technique? disadvantages?
What is the side effect of glucocorticoids? Is EPO involved?
Where in the body do we see lymphosarcomas in cattle? What type of cattle so we see it in?