Phlebotomy Chapter 6 part 2

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which of the following would be considered a normal erythrocyte count

4.5 million/mm3

The normal composition of bloods is approximately

55 % plasma , and 45% formed elements

How large is a normal erythrocyte?

7 to 8 microns

which blood cell increases in allergic reactions and pinworm infestations?

Eosinophil

Which blood cell contains a nucleus

Leukocyte

which blood cell has the ability to pass through blood vessel walls

Leukocyte

Some of the cells give a rise to plasma cells

Lymphocytes

A platelet is actually a part of a bone morrow cell called a

Megakaryocyte

which type of cell is sometimes call a macrophage

Monocyte

which type of cell destroys pathogens by phagocytsis

Neutrophil

To prevent sensitization , RH immunoglobulin is give to

Rh - neg mothers who deliver Rh positive babies

A whole - blood specimen has an abnormally large buffy coat. This is an indication that the patient has:

an elevated leukocyte or platelet count

A person's blood type is determined by the presence or absence of certain types

antigens on the surfaces of the red blood cells

Normal plasma

clear or slightly hazy, pale yellow fluid that is 90 % water q

A person who has A-neg blood has red blood cells that

have a A antigen and lack the Rh antigen

which of the following is a term for Neutrophils

polys

A reticulocyte count identifies immature

red blood cell

Which of the following are normally the most numerous of the formed elements?

red blood cells

The liquid portion of a clotted specimen is called

serum


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