Doc Lola (exam)

Question 1

Prolonged storage of blood in EDTA blood tubes can cause swelling of neutrophils only.

Answer 1

FALSE

Question 2

Bovine erythrocytes are similar in size to feline erythrocytes and have small amount of central pallor.

Answer 2

True

Question 3

Cytologic slides can be stored in transport chest together with other samples.

Answer 3

FALSE

Question 4

Left shift in most situations indicates inflammatory leukogram.

Answer 4

True

Question 5

Acidic structures, such as DNA/RNA or basophil granules are stained blue by basic stain.

Answer 5

True

Question 6

Non-regenerative anemia is caused by persistent hemolysis.

Answer 6

False

Question 7

Mean corpuscular hemoglobin is a measure of the average RBC size.

Answer 7

FALSE

Question 8

Water artifact in blood smears is characterized by irregular punched out areas in red blood cells.

Answer 8

True

Question 9

Slow venipuncture can induce small microclots within the sample.

Answer 9

True

Question 10

Physiologic leukogram consists of neutrophilia, left shift, lymphocytosis and monocytes within reference range.

Answer 10

FALSE

Question 11

The primary functional role of RBC is to transport oxygen from the tissues to the lungs and carhon dioxide from lungs to the tissues for expulsion.

Answer 11

FALSE

Question 12

Samples collected for microbiology laboratory tests should be stored in the freezer.

Answer 12

FALSE

Question 13

White blood cell morphologic features are less species-dependent than red blood cells.

Answer 13

True

Question 14

Large numbers of spherocytes in blood smears indicate immune-mediated anemia.

Answer 14

True

Question 15

Prolonged storage of blood can cause hemoglobin crystallization.

Answer 15

True

Question 16

Mast cells, if present in the blood smear, are seen in the feathered edge.

Answer 16

True

Question 17

Pancytopenia is characterized by non-regenerative anemia and neutropenia.

Answer 17

FALSE

Question 18

Absolute erythrocytosis due to dehydration or hemoconcentration accompanied by an increased total protein.

Answer 18

FALSE

Question 19

Animal species demonstrate marked variability in the size of their erythrocytes.

Answer 19

True

Question 20

Most lymphocytes in blood are short-lived cells that recirculate between blood and tissue.

Answer 20

FALSE

Question 21

Erythrocytes with a blister-like vesicle are called acanthocytes.

Answer 21

FALSE

Question 22

Acute inflammation leukogram consists of neutrophilia,
increased left shift,
lymphopenia,
normal or decreased monocytes
with evidence of inflammation.

Answer 22

FALSE

Question 23

Monocytes do not have storage pool in the bone marrow.

Answer 23

True

Question 24

Impression smears are indicated in flat skin lesions that cannot be easily aspirated.

Answer 24

FALSE

Question 25

Iron deficiency results in a macrocytic hypochromic anemia.

Answer 25

FALSE

Question 26

Histiocytes are lymphocyte-derived macrophages and dendritic cells.

Answer 26

FALSE

Question 27

Platelets vary in size in all species.

Answer 27

True

Question 28

At the site of vascular injury, plasma fibronectin deposition occurs even before platelets adhere.

Answer 28

True

Question 29

Exfoliative vaginal cytology is based on the cyclic cellular changes in the vaginal epithelium as dictated by the reproductive hormonal levels.

Answer 29

True

Question 30

The detection of the first day of cytologic metestrus allows determining whether the breeding was done at the appropriate time.

Answer 30

FALSE

Question 31

The 2 methods of semen evaluation are methylene blue reduction test and rezurin reduction test.

Answer 31

FALSE

Question 32

Defective secondary hemostasis presents as hemorrhage from small blood vessels subjected to daily minor trauma.

Answer 32

FALSE

Question 33

Excessive fibrinolysis is a consequence of disseminated intravascular coagulation (DIC) and attributed to excess thrombin generation.

Answer 33

FALSE

Question 34

Dysplasia is usually seen in mesenchymal tissue secondary to inflammation or irritation.

Answer 34

FALSE

Question 35

Effusions are formed when the plasma exits from the vascular bed in the tissue and exits the interstitial space.

Answer 35

FALSE

Question 36

Thrombin activates FX and cleaves fibrinogen to soluble fibrin which is crosslinked to insoluble fibrin by FXIlla.

Answer 36

FALSE

Question 37

Parabasal cells are the smallest cells in the vaginal wall.

Answer 37

FALSE

Question 38

The optimum time for natural breeding or artificial insemination is the estrus stage, when the percentage of intermediate and squamous cells in vaginal smears is almost 80%.

Answer 38

FALSE

Question 39

New methylene blue is the stain used for counting reticulocytes.

Answer 39

True

Question 40

In the line smear technique, the spreader slide is lifted off the specimen slide prior to creating a feathered edge.

Answer 40

FALSE

Question 41

When the cotton swab is being placed in the vagina of the DOE, the cervico-hypothalamus reflex is triggered causing ovulation to proceed.

Answer 41

FALSE

Question 42

Semen collection should be done 3-4 times a week.

Answer 42

FALSE

Question 43

The extrinsic pathway consists of tissue factor and FVIII, Calcium, TF-FVIla complex.

Answer 43

FALSE

Question 44

The secondary sperm abnormalities are caused by aberration during spermatogenesis.

Answer 44

FALSE

Question 45

The 5 slide technique consists of: skin scarping in mineral oil, impression smears, ear swabs, nasal swabs and scoth tape prep.

Answer 45

FALSE

Question 46

Bone marrow aspiration sites commonly used for collection include the iliac crest, trochanter and humerus.

Answer 46

FALSE

Question 47

Packed cell volume is the parameter usually used to assess the basic status of red blood cells.

Answer 47

True

Question 48

Stain precipitate appears as fine, dark blue-purple stippled material on the background of the slide and on the cells.

Answer 48

True

Question 49

Platelet aggregation is mediated by glycoprotein Ill in its activated form.

Answer 49

FALSE

Question 50

Thrombin generation is both the product of and regulator of coagulation activation.

Answer 50

True