FINAL EXAM Flashcards
What instrument is used to measure plasma proteins?
Refractometer
Refractometers are accurate to the nearest ___
0.2g/dl
Blue Ring capillary tube
Nothing
PCV/TP from LTT
Red Top Tube
Nothing
Biochems
Green Top Tube
Heparin
Blood gases
Blue Top Tube
Na Citrate
Coag studies
Gray Top Tube
Oxalate
Blood glucose
Red ring capillary tube
Heparin
PCV/TP direct from pt
Purple Top Tube
EDTA
CBC
Most common cause of error in hematology is
not mixing
T/F: A retic count is indicated to determine the bone marrows response to anemia in the horse
False
PCV & TP in a Hemorrhage pt
decreased PCV, decreased TP
PCV &TP in Dehydrated pt.
increased PCV, increased TP
PCV & TP in Hemolysis
decreased PCV, increased TP
PCV & TP in liver failure
normal PCV, decreased TP
PCV & TP in renal failure
decreased PCV, increased, decreased, or normal TP
3 mechanisms for absolute hypoproteinemia & example
Decreased production- Liver failure
Increased loss- Hemorrhage
Decreased consumption- Starvation
3 morphologic differences between avian and mammalian blood?
Heteros-Segs
Thrombocytes-Platelets
Polychrom. Common- Poly Uncommon
What are the 3 functions of platelets
Adhere
Aggregate
Secrete
Why do we stage tumors?
prognosis & treatment
What are the 4 sites for bone marrow sampling?
Wing of ilium
Proximal humerus
Proximal femur
What are the 3 mechanisms of anemia & examples
Increased loss- Hemorrhage
Decreased production- BM toxin
Increased destruction- IMHA
What is the most common cause of relative polycythemia?
Dehydration
Stress leukogram cause & WBC distribution
Glucocorticoids Neutros ^ Bands 0 Lymphs v Monos ^ Eos v Basos 0 N
Physiologic leukogram cause & WBC distribution
Epinephrine Neutros ^ Bands 0 Lymphs ^ Monos ^ Eos ^ Basos ^
Inflammation leukogram cause & WBC distribution
Bacterial products Neutros ^ Bands ^ Lymphs N Mono ^ Eos N Basos 0 N
List the abnormal colors of plasma, terms, and causes for each
Red-Hemolyic-Shaking
Yellow-Icteric-Biliary stasis
White-Lipemic-Post Prandial
T/F: Petechiae, ecchymosis, and mucosal bleeding are clinical signs of primary hemostatic disorders
True
The main cause of bleeding disorders in dogs is
Thrombocytopenia
List the 4 criteria for toxic change in neutrophils
Vacuoles in cytoplasm
Dohle bodies
Azurophilic granules
Diffuse basophilic cytoplasm
Neutrophil
Granulocyte
Allergy
May be toxic
Basophil
Granulocyte
Anaphylaxis
Eosinophil
Granulocyte
Allergy
Antiparasite
Monocyte
Recycles RBCs and WBCs
Agranulocyte
Lymphocyte
Agranlocyte
May be reactive
Antibody production
Platelet
Neovascularization
May be reactive
Primary hemostasis
Erythrocyte
O2 transport
Nucleated in birds
what are the 2 clotting factors that are the primary components of the extrinsic pathway
Tissue thromboplastin & VII
T/F: Hematomas and blood in body cavities are common signs of secondary hemostatic disorders
Trues
List 3 factors that are secreted from or are produced by platelets and give a function for each
TXA - vasoconstriction
PF3- stimulates coag. cascade
vWF & VIII- promotes aggregation
an ______ venipuncture is necessary to avoid introduction of tissue ____ in your sample when collecting samples for coag studies
Atraumatic
thromboplastin
List 3 mechanisms for thrombocytopenia and one example of each
Increase loss - Hemorrhage
Decreased production - BM toxin
Increased destruction - IM thrombocytopenia