Quiz #1 pathology

Pathology quiz #1

Which cells produce antibodies?

Plasma cells

The complete arrows ON THE LEFT image are pointing to…?

acanthocytes

The arrowHEADS are pointing to…?

schistocytes

"a" is pointing to….?

an example of hypochromasia

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

MCHC and MCV

Match the letter in the left column (which correspond to the collection tubes below)with the MOST COMMON USE or ACCURATE DESCRIPTION of the sample (right column) that would be contained or submitted in that tube.

A. Urine
B. Serum
C. Anticoagulated blood for a comprehensive CBC
D. Anticoagulated blood for an abbreviated (non-comprehensive) plasma biochemistry
E. Coagulation tests/diagnostics

Match the term in the left column with the description in the right column.

A. polychromatophilic cell
B. acanthocyte
C. echinocyte
D. nucleated erythrocyte

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

Select three anticoagulants commonly found in blood collection tubes.

lithium or sodium heparin

EDTA

 sodium citrate

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

white blood cells and platelets.

what celebrity is this?

romanowsky

VTNE - type question:

What color are blood collection tubes that contain heparin?

Green!

Which structure represents nuclear remnants of a red blood cell?

Howell-Jolly body

The following blood film was most likely stained using

New Methylene Blue

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

PCV = 38%

Match the letter in the left column with the best description in the right column.

A. Target cell ( a type of leptocyte)
B. Echinocyte
C. Acanthocyte
D. Monocyte
E. Platelet
F. Schistocyte

G. Neutrophil

An anemia with a decreased MCV would be described as a _____________ anemia.

microcytic

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

hypochromic RBCs and torocytes

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

polychromatophilic RBC

What is the name of the instrument below?

refractometer

The red blood cells below are exhibiting

rouleaux formation

VTNE type question

Which of the red blood cell indices indicates cell size?

MCV

Which term is LEAST applicable to the population of cells below?

hypochromasia

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 

Howell-Jolly body

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

acanthocytes and echinocytes

A cellular structure or component that picks up purple stain is considered

basophilic

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)

Centrifuging a hematocrit tube is done in order to obtain a (an):

 

PCV and TP

Plasma is

The fluid portion of the blood before it has clotted or with an anticoagulant.

______________________ refers to RBCs of different SHAPES.

Poikilocytosis

The 2 components of blood are

 

plasma and formed elements

The arrows below are referring to

stomatocytes

The tube labeled "B" is most consistent with 

 dehydration

Match the letter in the left column with the specific leukocyte in the right column based on the image below.

A. lymphocyte
B. monocyte
C. eosinophil
D. basophil
E. neutrophil

Which is considered an agranulocyte?

monocyte

If blood is put into a collection tube with an anticoagulant and then centrifuged, the fluid part of the blood will be called

plasma

The packed cell volume is essentially the same measure as the _________________________.

 

hematocrit (HCT)

Which is likely to be seen in a patient with dehydration?

hemoconcentration

A decrease in the number of monocytes in circulation is known as

monoctyopenia

The non-cellular, FLUID part of blood that is left over after the blood has been allowed to clot in a container and then centrifuged is called

serum

Select the total magnification that requires immersion oil to be used on the slide.

 X is an abbreviation for "times total magnification"

1000X

Which of the following is correct about the image seen through the ocular lenses?

 The image seen is reversed horizontally and upside down from the original image.

The mechanical stage should be _________________________ when ready to store the microscope.

 all the way down

Select the following part of the microscope that is grabbed in order to change objective lenses from one magnification to another.

 

revolving nosepiece

When planning to scan a slide sample in its entirety, where would you first direct the light source on your slide as seen on the actual slide that is on the mechanical stage (before even looking into the ocular lenses)?

 bottom right corner of sample

Which objective lens should always be used to make your initial lighting and focusing adjustments?

 

scanning objective

The arrowheads are referring to

 Heinz bodies

Select the description in the right column that matches the letter in the left column (representing the collection tubes below).

A. Plain sterile tube, no preservatives or additives

B. Serum seperator tubes

C. EDTA tube

D. Lithium or Sodium heparin tube

E. Sodium citrate tube

The arrowheads are referring to

Heinz Bodies

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

hyperchromic

The shorter arrow is referring to

 a spherocyte

VTNE type question

Which of the red blood cell indices indicates cell size?

MCV

"b" is an example of

 

a polychromatophilic RBC