Lab Flashcards
What blood components are disintegrated when hemolysis occurs?
Red blood cells
If a patient experiences diarrhea due to Trichuris vulpis, when should the veterinary technician advise a follow-up fecal examination and deworming?
3 months
What anticoagulant is the most effective preservative for use in blood glucose testing?
Sodium Fluoride
A 10 year old female poodle has just finished a 2 week course of antibiotics for a urinary tract infection. Which urine collection method is preferred for follow-up testing in this patient?
Cystocentesis
Which fecal floatation solution is preferred when testing for the presence of Giardia?
Zinc Sulfate
Which immunoglobulin is present in the greatest concentration in the bloodstream?
IgG
which immunoglobulin is the first antibody made to fight new infection, mainly found in blood and lymph.
IgM
what immunoglobulin is 75% of serum antibodies, found in all body fluids, help against bacteria and viruses.
IgG
what immunoglobulin is mainly found on mucous membranes.
IgA
what immunoglobulin has small amounts in blood, MYSTERIOUS IMMUNOGLOBULIN.
IgD
Given a PCV of 42%, what is the estimated hemoglobin value?
14g/dl
how do you find hemoglobin?
Hemoglobin = PCV/3
What would likely be seen on a urinalysis and CBC of a patient with significant dehydration but that is otherwise healthy?
Increased urine SG and increased PCV
Which erythrocyte abnormality is seen in dogs with lead poisoning?
Basophilic Stippling
Prolonged corticosteroid therapy in dogs is known to cause an increase in serum levels of which enzyme?
Alkaline Phosphatase
What laboratory test evaluates kidney function and is a breakdown product of protein?
BUN
what is a breakdown product of muscle?
creatine
Hyaline casts:
Are clear and colorless
In what species is ketonuria most commonly found?
Bovine
A left shift refers to increased numbers of?
Immature neutrophils
What is the component of urinalysis?
Specific gravity
What is the noncellular portion of coagulated whole blood called after it has been centrifuged?
Serum
What media is selective for gram-negative bacteria?
MacConkey
Translocation can be defined as?
The breakage of 2 chromosomes, resulting in an abnormal arrangement.
An MCV value above the normal reference range suggests?
Macrocytosis
A variation in erythrocyte size is known as?
Anisocytosis
elevated hematocrit
Polycythemia
variation in cell shape
Poikilocytosis
increase in amount of RBCs
Erythrocytosis
Decreased total protein can suggest all the following except?
Dehydration, Renal disease, Overhydration, GI losses.
Dehydration
Pollakiuria is?
Urinate frequently, small volume voided
What is the primary function of fibrinogen?
Hemostasis
Hemostasis is?
clotting
An ammonium biurate crystal is sometimes described as?
Looking like a thorny apple
What part of the urinalysis is measured by a refractometer?
Protein
Calcium oxalate crystals are?
Small squares that contain an X
A common finding on a stained blood smear from an animal with autoimmune hemolytic anemia is?
Spherocytosis
What species has Kurloff cells?
Guinea Pigs
Females have what sex chromosome designations?
XX
The most common uroliths found in feline and canine urine are?
Struvite
Signs of immune-mediated thrombocytopenia include all of these except?
Petechiae, Ecchymoses, Thrombocytosis, Anemia
Thrombocytosis
pinpoint hemorrhage is?
Petechiae
area of bruising
Ecchymoses
increase platelets
Thrombocytosis