quizzes

these questions and answers were taken from the weekly quizzes that the hematology course providede

Which pair of cells are most similar to each other in appearance?

  

acanthocytes and echinocytes

Inaccurate values that don't represent the true, in-situ value may be due to some type of accident (instrument, machine, or otherwise), human error, or manipulation of the sample or test method. The inaccurate result (number or otherwise) can be described as an ________________.

artifact

The "**buffy coat**" on a centrifuged blood sample within a microhematocrit tube represents

white blood cells and platelets

What is this celebrity's last name?

Romanowsky

Which of the following tubes can be used to obtain serum biochemistry values

serum separator tube (sst)

Which structure represents nuclear remnants of a red blood cell?

Howell-Jolly body

what is arrow A pointing at

polychromatophilic cell

what is arrow B pointing at

acanthocyte

what is arrow C pointing at

echinocyte

what is arrow D pointing at

nucleated erythrocyte

The number you will report on the medical record based on the image below is

PCV= 38%

An anemia with an elevated MCHC would be described as a __________________ anemia

hyperchromic

If 22,614 leukocytes per microliter were reported and you were told that the differential cell count reported 17% neutrophils per microliter, what would be the *absolute number* of neutrophils per microliter?

3,844

The packed cell volume (PCV) is the

% of whole blood that is red blood cells

Which of the following is the best description of serum?

It is the fluid portion of blood after blood has been allowed to coagulate

Which type of abnormal RBC arrangement is more of a medical concern?

agglutination

Which of the following is most likely to be seen with anemias?

\-polychromatophilic

\-torocytes

\-platelet clumping

\-Dohle bodies

polychromatophilic

The red blood cell below are exhibiting

rouleaux formation

what is arrow B pointing at

a polychromatophilic RBC

the arrowHEADS are pointing to

schistocytes

the arrows are referring to

echinocytes

The arrow in the center of the image below is pointing to 

an eccentrocyte

The complete arrow on the left lower part of the image below is referring to

a Heinz body

The arrow is referring to a structure which most likely is 

a Howell-Jolly body

The 3 cells below were found in circulation and all were identified as neutrophils at different stages of maturation. When this is seen, a ____ _____ is said to be present.

left shift

The red arrow refers to a structure that is

within the normal size range

The blood film below could be described as characteristic of a

neutrophilia

The leukocytes found on this image are

characteristic of Pelfer-Huet Anomaly

The basophilic staining structure below the letter "P" is a

macroplatelet

The cell immediately below the arrow is a

smudge cell

Which word best describes the lesion "Z" below?

ecchymosis

Select *three* anticoagulants commonly found in blood collection tubes.

EDTA

Sodium citrate

lithium or sodium heparin

Which analyte would be most specific and sensitive for determining kidney function?

creatinine

A dehydrated patient is likely to exhibit

hemoconcentration

Which of the following tubes can be used to obtain serum biochemistry values?

serum separator tube (SST)

Which values give us information about *individual characteristics of* red blood cells?

MCHC and MCV

Which of the following is the best description of serum?

It is the fluid portion of blood after blood has been allowed to coagulate.

A cat was being chased by a dog just before being admitted into your hospital's examination room for a yearly PE and screening labwork. Which of the following changes are you going to most likely see on the CBC?

lymphocytosis, neutrophilia and normal basophils, eosinophils, and monocytes

The normal Activated Clotting Time (ACT) is

60 to 90 seconds

Which of the following values, if significantly elevated,  would be most specific for hepatopathies?

alanine aminotransferase (ALT)

A thrombus is eventually degraded in a process known as

fibrinolysis

T/F: A blood clot is also known as a thrombus.

true

Which of the following test results could be done in a clinical setting and would be reported as normal if clotting takes place within 1 to 5 minutes?

buccal mucosa bleeding time

What laboratory test evaluates kidney function and is a breakdown product of protein?

BUN

Which of the following values would be the most specific and sensitive for pancreatitis?

feline pancreatic lipase (fPL)

Which of the following information would NOT be reported in serum biochemistry?

neutrophil count

The coagulation cascade occurs as part of the

chemical phase

T/F: a coagulation profile (APTT, APT, ACT, PIVKA, etc.) is part of a minimum data base.

false

Which collection tube *cap color* is *most likely* to be used for most coagulation tests?

blue top

Out of the options below, which enzyme would be best to evaluate if the patient had recent *muscle trauma?*

creatine phophokinase

A waste product of skeletal muscle metabolism used to assess *kidney function* is

creatinine

When BUN and creatinine are elevated above normal, we call this condition ____________. 

azotemia

Almost always, the underlying cause of hyperalbuminemia is

dehydration

Hypernatremia refers to elevated blood

sodium

What word best describes the lesion(s) "X" below?

petechiae

Match the analyte on the left with the corresponding organ or event

(albumin and globulins)

total protein

Match the analyte on the left with the corresponding organ or event

(**ALP, GGT**)

hepatobiliary disease, injury, or lesion

Match the analyte on the left with the corresponding organ or event

(**creatinine**)

kidney function

Match the analyte on the left with the corresponding organ or event

(electrolyte derangements)

vomiting and diarrhea

Match the analyte on the left with the corresponding organ or event

**(albumin and total bilirubin (tBilirbuin) )**

liver function

Which of the following coagulation tests requires preheating a **grey**-top tube?

ACT

Which of the following collection tubes is most likely to be used when you need to obtain biochemistry analytes?

serum separator tube

The total protein reported includes the combination of

albumin and globulins

Which of the following values would likely be elevated postprandial?

triglycerides

T/F: The *end result* of the *coagulation cascade* is to produce a platelet plug

false

Vasoconstriction after trauma to tissue vessels occurs as part of the

mechanical phase

The most common inherited coagulopathy in dogs, especially Doberman Pinschers, is

von Willebrand disease

Creatinine concentrations in serum can be influenced by

hydration level

*Non*renal causes of increased levels of BUN might include

the amount of protein ingested

What blood chemistry test is not a test for liver damage?

lipase

Clotting factors like fibrinogen are considered a part of the

plasma

Which of the following measures a test's ability to correctly test positive (result) when the animal (sample) is truly positive?

sensitivity

PCR is a technology used to 

detect and duplicate strands of target DNA

Which DOG is considered a universal donor?

DEA 1.1 -

T/F: Type AB cats are common.

false

Which of the following is NOT an indication for performing a blood transfusion?

pancreatitis

Which of the following components characterize diagnostics that are classified as "serology"?

antibodies reacting with antigens

Which of the following measures a test's ability to correctly test (result) negative when the sample is truly negative?

specificity

T/F: A blood typing test was designed to visually confirm whether there will be agglutination and/or hemolysis of the donor and/or recipient blood while a crossmatching test is used to obtain the type of blood group antigen present.

false

Purebred cats are most likely which of the following blood types?

B

T/F: Some serologic tests are 100% sensitive and 100% specific.

false

The majority of cats in the United States have blood antigen group (Type) 

A

What color does "icteric serum" refer to?

yellow

What type of test would an Idexx SNAP Canine Heartworm Antigen Test Kit exemplify?

serology

Which of the following products would be most beneficial for a patient with thrombocytopenia?

platelet-rich plasma

ELISA is an acronym for

enzyme-linked immunosorbent assay

DEA stands for

dog erythrocyte antigen

Which DOG is considered a Universal Recipient?

DEA 1.1 +

Which term most closely defines the word assay.

analysis

Naturally occurring structures that one animal may naturally (pre-existing) have against another member of its own species with a different blood group antigen are called _______________. Cats, calttle, sheep, and pigs have these.

alloantibodies