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Clinical Pathology Lab
Final Exam
194
Veterinary Medicine
Not Applicable
05/04/2014

Additional Veterinary Medicine Flashcards

 


 

Cards

Term
What 5 things should look for on the unstained urine slide?
Definition
Casts, large crystals, clumps of cells, mucus threads, and debris
Term
What 2 things should you look for on 40x on the unstained urine slide?
Definition
Bacteria and Brownian movement
Term
What 2 things should be recorded on the stained urine slide on 10x?
Definition
Casts, cluster, and mucus threads
Term
What 9 things should be noted on the stained urine slide on 40x?
Definition
RBCs, WBCs, Epithelial cells, crystals, sperm, debris, mucus threads, fat droplets, and microorganisms
Term
What test pad is normal-trace the normal reading?
Definition
Protein
Term
What is WBCs in urine called?
Definition
Pyuria
Term
What do granular casts in urine indicate?
Definition
Severe kidney disease
Term
What does intravascular hemolysis cause?
Definition
Hemaglobinuria
Term
What produces bile acids in the liver?
Definition
Cholesterol
Term
What is any condition in which bile excretion from the liver is blocked?
Definition
Cholestasis
Term
What should be evaluated along with ALT?
Definition
AST
Term
ALT is aka?
Definition
SGPT
Term
What does conjugation mean?
Definition
To join together
Term
What do bile acids aid in the dogestion of?
Definition
Fats
Term
What's the test of choice for evaluating liver function?
Definition
Bile acids
Term
What 2 blood chemistries do you run when you evaluate with horses when checking liver function?
Definition
GGT and sorbitol dehydrogenase
Term
When will blood levels of total bilirubin not be a significant finding?
Definition
Acute pancreatitis
Term
Total bilirubin evaluates the function of what organ?
Definition
Liver
Term
What are low levels of albumin and globulins usually indicate?
Definition
Bleeding or dilution
Term
What are clinical signs associated with hepatitis?
Definition
Vomiting, lethargy, anorexia, ascites, PU/PD, and hemorrhage
Term
What's the most common cause of hepatic lipidosis in cats?
Definition
Anorexia
Term
What is a portosystemic shunt?
Definition
Vasculature that bypasses the liver for detoxification and goes directly into regular circulation
Term
What's another name for refereance range?
Definition
Normal range
Term
How are globulin levels calculated?
Definition
TP-albumin=globulin
Term
What are 2 chemistries to test pancreatic function?
Definition
Amylase and lipase
Term
An increase in calcium cause a ______ in phosphorus.
Definition
Decrease
Term
T/F Preprandial samples are preferred when running blood chemistries.
Definition
True
Term
What liver enzyme can be used to test for hypothyroidism?
Definition
Cholesterol
Term
Where does the small intestine recieve digestive enzymes from?
Definition
Pancreas
Term
What type of azotemia refers to an increase in BUN resulting from an inability to urinate?
Definition
Postrenal azotemia
Term
How long should a red top tube sit before centrifugation allowing a clot to form?
Definition
10-20 minutes
Term
Glucose utilization depends on the amount of ______ and ______ produced by the pancreas.
Definition
Insulin/glucagon
Term
Levels of what can drop can drop by 10%/hr if not separated from RBCs?
Definition
Glucose
Term
What is an insoluble molecule derived from the breakdown of hemoglobin by macrophages in the spleen?
Definition
Bilirubin
Term
What kidney value is much less affected by diet and protein catabolism?
Definition
Creatinine
Term
T/F Diagnosing liver problems is more complex than diagnosing kidney problems.
Definition
True
Term
Always get lab samples _____ treatment when possible.
Definition
Before
Term
What type of azotemia is an elevation in BUUN as a result of dehydration?
Definition
Prerenal azotemia
Term
What does azotemia mean?
Definition
Increased BUN aand creatinine
Term
What % of glomeruli in both kidneys must be nonfunctional before serum chemistry changes indicate renal disease?
Definition
70%
Term
What lab test evaluattes kidney function and is a breakdown product of protein?
Definition
BUN
Term
What substance is a by-product of muscle metabolism, is produced at a constant rate, and is filtered out by the renal glomeruli?
Definition
Creatinine
Term
What organ conserves nutrients, removes waste products, maintains blood pH, and controls blood pressure?
Definition
Kidney
Term
What's thee correct medical term for the infection of the kidneys?
Definition
Pyelonephritis
Term
T/F All uremic animals are azotemic.
Definition
True
Term
What's the normal BUN value for a dog?
Definition
9-27 mg/dL
Term
What's the normal creatinine level for a cat?
Definition
0.7-2.2 mg/dL
Term
T/F Liver function tests referred to as the "leakage enzyme tests" include AST, ALT, and ALKP.
Definition
False
Term
T/F Cholestasis causes backup of bile acids into the blood.
Definition
True
Term
What does amylase break down?
Definition
Starches and glycogen
Term
When should you measure electrolytes?
Definition
When an animal has lost fluids
Term
What ion increases with malignancy, particularly with lymphosarcoma?
Definition
Calcium
Term
Hyperkalemia is primarily assosciated withh what endocrine disorder?
Definition
Hypoadrenocorticism
Term
What's the principal intracellular cation that is common measured in a blood chemistry profile?
Definition
Potassium
Term
What are common conditions associated with metabolic acidosis?
Definition
Shock, sepsis, CRF, DIC, and diarrhea
Term
What's the order from the youngest to oldest RBC?
Definition
Rubriblast, prorubricyte, rubricyte, metarubricyte, reticulocyte
Term
What's the order of youngest to oldest WBC?
Definition
Myeloblast, promyelocyte, myelocyte, metamyelocyte, band, and neutrophil
Term
What is a normal leukocyte count with an increase in immature cells that outnumber the mature cells?
Definition
Degenerative left shift (immature outnumber mature)
Term
What are 2 pieces of information (besides TP and PCV) that you can get from a hematocrit tube?
Definition
Serum color and buffy coat size
Term
What are some toxicities that dogs or cats can habe that cause heinz bodies?
Definition
Onion toxicities, tylenol, propelene glycol, etc.
Term
When agglutination is present on a blood smear, how caan you determine if it's significant?
Definition
By adding a drop of saline to a drop of blood. If agglutination remains after adding the saline, it is significant.
Term
What will a RBB with a reduced hemaglobin look like?
Definition
Larger central pallor and an overall hypochromic look
Term
What's a schistocyte and when are they seen?
Definition
A fragment of a RBC and they are seen from heartworm infections and in conditions such as DIC
Term
What does polycythemia mean?
Definition
Increased mass of RBCs
Term
Why is it important to consider both the relative and absolute values of various types of white blood cells when interpreting a WBC differential?
Definition
Absolute values are more accurate and significant differences between the 2 can indicate an abnormality
Term
T/F When performing a WBC count both the marginal and circulating pool of WBCs are counted.
Definition
False
Term
What does neutropenia mean?
Definition
Low neutrophil numbers
Term
What are 3 characteristics of a toxic WBC?
Definition
Enlarged, darker cytoplasm, basophilic granules, and vacuoles
Term
What are 2 reasons for eosinophilia?
Definition
Allergic reactions and parasitic infections
Term
T/F Platelets are produced in bone marrow from megakaryocytes.
Definition
True
Term
How do you check the calibration of a refractometer?
Definition
Put a drop of distilled water on the glass rectangle and replace the cover over it. Look through it towards the light and make sure the blue and white areas meet at 1.0
Term
What information does a PCV provide?
Definition
% of RBCs in the blood
Term
What information does a RBC count provide?
Definition
# of RBCs
Term
What is the unit of measure for MCHC?
Definition
g/dL
Term
What does fl stand for?
Definition
femtoliters
Term
What's the reference range PCV for a dog?
Definition
37-55%
Term
What's the reference range for a WBC for a cat?
Definition
5,500-19,500/microliter
Term
What's the unit of measure for MCH?
Definition
Picograms (pg)
Term
What morphological trait does MCHC represent?
Definition
Color
Term
T/F RBC volume decreases as the cell ages.
Definition
True
Term
What's the general term for a RBC that is irregular in shape?
Definition
Poiliocyte
Term
What's another name for a crenated RBC?
Definition
Echinocyte
Term
A target cell indicates a change in the cell's shape, size, or color?
Definition
Shape
Term
What's the term for for production of WBCs?
Definition
Leukopoiesis
Term
What's the term for low platelets?
Definition
Thrombocytopenia
Term
How much blood should be drawn to perform any laboratory test?
Definition
2-3x the amount you need
Term
T/F Blood samples collectted should be processed within 1 hour or they should be refridgerated.
Definition
True
Term
What is the formula for a corrected WBC?
Definition
100/100+NRBC x WBC count = Corrected WBC
Term
When should a corrected WBC be calculated?
Definition
2 or more NRBCs are seen
Term
How is MCV calculated?
Definition
The PCV is divided by the total RBC count and multiplied by 10 (PCV/RBC x 10)
Term
Total protein levels are ____ in an over hydrated animal.
Definition
Decreased
Term
What are 2 functions of hemaglobin?
Definition
Bind to oxygen and remove CO2 from tissue
Term
Megakaryocytes are precursor cells to what?
Definition
Thrombocytes
Term
When is basophilic stippling seen?
Definition
Lead poisoning
Term
What type of blood would you increase the angle of the pusher slide?
Definition
Anemic blood
Term
Total protein levels are _____ in a dehydrated animal.
Definition
Increased
Term
What are the 2 agranulocytes?
Definition
Lymphocytes and monocytes
Term
Which squares on the Neubauer hemacytometer are used to count leukocytes with the leukotic system?
Definition
All 4 large squares
Term
What information do the RBC indices yield?
Definition
The size, weight, and concentration of one RBC
Term
In cats, what type of reticulocytes do you count?
Definition
Aggregate
Term
T/F When evaluating a blood film, first scan the smear on low power.
Definition
True
Term
T/F Spherocytes are formed when a macrophage removes an abnormal portion of the erythrocyte membrane, causing the erythrocyte to form a sphere instead of a biconcave disc.
Definition
True
Term
____ normally have a few erythrocytes with Howell Jolly bodies because their spleen isn't as efficient as removing abnormal erythrocytes.
Definition
Cats
Term
_____ are considered the hallmark of an inflammatory leukogram.
Definition
Bands
Term
T/F A low coefficient of variance indicates good instrument precision.
Definition
True
Term
Y/N Is a control product for a hematology analyzer the same thing as a calibrator?
Definition
No
Term
What are the 3 types of errors that can occur when handling blood samples?
Definition
Preanylytical (sample error), anylytical (machine error), and postanylytical (human error)
Term
____ MCV and ____ MCHC are excellent indicators of regenerative anemia.
Definition
High/high
Term
What's the difference between absolute and relative anemia?
Definition
Absolute anemia is caused by blood loss, parasites, and hemolysis. Relative anemia is caused by dilution of the blood (fluid overload & Increased plasma volume)
Term
What are the 3 granulocytes?
Definition
Neutrophils, eosinophils, and basophils
Term
What's the best aniticoagulant for preservation of RBC morphology?
Definition
EDTA
Term
What is Evan's syndrome?
Definition
Destruction of RBCs and platelets
Term
What is a histogram?
Definition
A graphic representation of your lab results
Term
T/F Anemia develops quicker in species with a shorter RBC lifespan.
Definition
True
Term
What's the difference between plasma and serum?
Definition
Plasma has clotting factors and serum doesn't
Term
What are all the types of blood cells that can be counted on a hemacytometer?
Definition
WBCs, RBCs, and platelets
Term
What is a common cause of seeing reactive lymphs on a differential?
Definition
Vaccines
Term
What's the most common NRBC seen on a differential?
Definition
Metarubricyte
Term
Hemoglobin is 1/3 of what?
Definition
PCV
Term
What's the reference range for PCV in a cat?
Definition
30-45%
Term
Is the eosin stain acidic or basic?
Definition
Acidic
Term
Does the eosin stain attach to acidic or basic structures?
Definition
Basic
Term
What's the primary function of neutrophils?
Definition
To fight off bacterial infections
Term
What is a problem with clotting of the blood?
Definition
Coagulopathy
Term
What cpnverts fibrinogen to fibrin?
Definition
Thrombin
Term
What are 2 clinical signs of a primary bleeding disorder?
Definition
Epistaxis and petechiae
Term
What are 2 tests to look for a primary bleeding disorder?
Definition
BMBT and looking at platelets under a microscope
Term
What is a clay-like powder used in Activated Clotting Time (ACT)?
Definition
Diatamaceous earth
Term
What are the 4 vitamin K dependent factors?
Definition
Factors II, VII, IX, and X
Term
What does PIVKA stand for?
Definition
Proteins induced by vitamin K absence test
Term
What test evaluates the final stage of the clotting process (the breakdown of the blood clot)?
Definition
d-Dimers test
Term
What 3 places is food broken down and nutrients are absorbed (In the GI tract)?
Definition
Mouth, stomach, duodenum, and jejunum
Term
What 2 places are water reabsorbed in the GI tract?
Definition
Ileum and large intestine
Term
Elevation in what 2 enzymes can indicate acute pancreatitis in the canine only?
Definition
Lipase and amylase
Term
What is the normal range for lipase in dogs?
Definition
10-500 U/L
Term
What is the normal range for lipase in cats?
Definition
1-195 U/L
Term
What is the normal range for amylase in dogs/cats?
Definition
500-1,500 U/L
Term
What is slowly metabolized blood sugar that evaluates blood sugar levels over the last 7-10 days?
Definition
Fructosamine
Term
What are 3 causes of chronic bleeding?
Definition
NSAIDS, ulcers, and tumors
Term
What type of diabetes is more common in dogs?
Definition
Type I
Term
What type of diabetes is more common in cats?
Definition
Type II
Term
What are small peeanut-shaped glands just cranial to the kidneys?
Definition
Adrenal glands
Term
What's responsible for the reabsorption of Na and excretion of K and is most important for handling stress?
Definition
Aldosterone
Term
What are 2 clinical signs of patients with adrenal disease?
Definition
Chronic infections, skin disease, PU/PD, ascites, panting, lethargy, and high BP
Term
What are the 3 forms of hyperadrenocorticism?
Definition
Pituitary dependent (PDH), adrenal neoplasia, and iatrogenic (long term administration of steroids)
Term
Lipemic serum, high ALKP, high ALT, high cholesterol, and hypoglycemia can indicate what?
Definition
Cushing's disease (hyperadrenocorticism)
Term
What does an ACTH stimulation test check for?
Definition
Addisons or Cushhings disease
Term
What does low dose dex suppression test check for?
Definition
Addisons/cushings
Term
What does a high does dex suppression test indicate?
Definition
Adrenal tumor
Term
What are 4 causes of Addison's disease (hypoadrenocorticism)?
Definition
Idiopathic, iatrogenic, granulomatous disease (fungal infections of adrenal tissue), and neoplasia
Term
What does decreased production of aldosterone and/or cortisol by the adrenal glands indicate?
Definition
Hypoadrenocorticism (Addisons)
Term
Low sodium and increaked potassium, hypoglycemia, azotemia, and no response to cortisol levels after administration of ACTH indicates what?
Definition
Hypoadrenocorticism
Term
When would you see signs of uremia?
Definition
If BUN is >100 mg/dL
Term
What type of azotemia?: Normal quality of urine increased SG and normal sediment that's caused by heart failure or dehydration.
Definition
Prerenal
Term
What type of azotemia?: Normal quality of urine and decreased SG and active sediment and can be caused by glomerulonephritis, pyelonephritis, and casts are present?
Definition
Renal
Term
What type of azotemia?: Increased volume of urine with low SG without casts and can indicate chronic renal failure.
Definition
Postrenal
Term
What are 3 causes of acute renal failure?
Definition
Shoch, heart disease, and low blood pressure
Term
What is a protein-losing nephropathy caused by reactions to immune complexes in the blood the indirectly damages the kidneys?
Definition
Glomerulonephritis
Term
What lab test measures thyroxine levels?
Definition
T4
Term
What animals are typically hyperthyroid?
Definition
Cats
Term
What animals are typically hypothyroid?
Definition
Dogs
Term
What synthesizes fibringen?
Definition
Hepatocytes
Term
What test is used to observe response to ADH?
Definition
Water deprivation test
Term
What test checks for continued diuresis and dilute urine even if water in unavailable?
Definition
Water deprivation test
Term
What are the 3 pathways of the clotting cascade?
Definition
Intrinsic, extrinsic, and common
Term
Which clotting pathway involves factors XII, XI, IX, and VII and is activated by components only found in the blood
Definition
Intrinsic
Term
Which clotting pathway involves factors II and VII and is activated by tissue factor and the common pathway?
Definition
Extrinsic
Term
Which clotting pathway involves factors X, V, prothrombin, and fibrinogen and begins when the first 2 pathways meet to form fibrin?
Definition
Common
Term
What type of tube do you use if a hemostatic disorder is suspected?
Definition
Citrated tube
Term
What is a veterinary coagulation analyzer?
Definition
Synbiotics SCA 2000
Term
What 2 hemostasis tests test the intrinsic and common pathways?
Definition
ACT and PTT
Term
What hemostasis test tests the extrinsic pathway?
Definition
PT (Good for rodenticide toxicity)
Term
What test is more sensitive than PT ot PTT?
Definition
PIVKA
Term
What test is useful in detecting the presence of DIC?
Definition
d-Dimers test
Term
What bacterial arrangement look like chinese letters?
Definition
Palisades
Term
What are resistant to heat, drying, chemicals, and radiation and remain unstained when a gram stain is used?
Definition
Bacterial spores
Term
The Ziehl-Neelsen stain is aka?
Definition
Acid fast stain for mycobacterium
Term
The Giemsa stain is used for?
Definition
Spirochetes and rickettsiae (Ehrlichia)
Term
What's the new methylene blue stain used to look for?
Definition
Yeast
Term
What type of media will the media not alter drugs, so it's used for sensitivity testing?
Definition
General purpose
Term
What type of media is good for various bacteria (egg/blood agar)?
Definition
Enriched media
Term
What type of media inhibit most bacteria with bile salts or antimicrobials (MacConkey agar suppress gram +)?
Definition
Selective media
Term
What type of media creates a biochemical reaction on the agar (Simmon's citrate)?
Definition
Differential
Term
How long do you incubate culture before checking for growth?
Definition
18-24 hours
Term
When would you report there to be no growth on an agar plate?
Definition
48-72 after incubation
Term
What should you incubate cultures at?
Definition
37 degrees celsius
Term
What bacteria smell like grapes?
Definition
Pseudomonas aeruginosa
Term
What bacteria smell like chocolate cake?
Definition
Proteus mirabilis
Term
What bacteria smell like sulfur?
Definition
Salmonella typhi
Term
What's primary purpose is to differentiate between inflammation and neoplasia?
Definition
Cytology
Term
What's the term of observing cells in relation to neighboring cells?
Definition
Histopathology
Term
What is the introduction of a needle into a body cavity or organ to remove fluid?
Definition
Centesis
Term
What is another name for a Romanowsky stain?
Definition
Diff quick stain
Term
Anksokaryosis (cell size variation), leomorphism (variation of cell size/shape of same type of cell), high/variable nucleus/cytoplasm ration, increased mitotic activity, coarse chromatic pattern, and destruction of neighboring tissues are signs of what?
Definition
Malignancy
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