Blood

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Severe shock that can be fatal occurs with blood loss exceeding ______________.

30 percent

The ABO blood groups are based on two antigens: antigen ____________ and antigen ____________________.

A;B

A person with type B blood can receive blood from blood type(s) _________________________.

B, O

Which blood type contains the A antigen only?

Blood type A

Molly has blood type A and her daughter has blood type B. Why can't Molly donate blood to her daughter?

Blood type B contains anti-A antibodies, which will agglutinate with type A blood.

Bleeding disorders often result from a lack of which one of the following vitamins ____________________.

Vitamin K

White blood cells differ from red blood cells because only they contain ___________________.

a nucleus and most organelles

A persistent clot in an unbroken blood vessel is known as ______________________.

a thrombus

The process whereby the binding of antibodies to antigens causes RBCs to clump is called ______________.

agglutination

When antibodies bind to antigens on foreign blood types, clumping or __________________ occurs.

agglutination

A decrease in the oxygen-carrying ability of the blood, for any reason, is a condition known as _________________.

anemia

A substance that stimulates the immune system to release antibodies is the ________________.

antigen

Substances that the body recognizes as foreign are called _________________________.

antigens

The ion essential for blood clotting is ________________________.

calcium

The formation of an insoluble clot during hemostasis is termed ______________________.

coagulation

Each hemoglobin molecule is able to transport ______________________ molecules of oxygen.

four

White blood cells containing granules and lobed nuclei are classified as ____________________.

granulocytes

The two major groups of white blood cells are ____________________________.

granulocytes and agranulocytes

The percentage of erythrocytes in blood is known as the ________________________.

hematocrit

The condition in which fetal RBC's are destroyed faster than the infant liver can rid the body of the breakdown products of hemoglobin is called ________________.

hemolytic disease of the newborn

The condition in which maternal antibodies cross the placenta and destroy the baby's RBC is called _______________.

hemolytic disease of the newborn

Hereditary bleeding disorder that results from lack of clotting factors are referred to as _______________________.

hemophilia

Which of the following is a blood clotting disorder?

hemophilia

The process by which bleeding is stopped is called ______________________.

hemostasis

The series of reactions that stop blood flow following a cut is called __________________________.

hemostasis

Low levels of oxygen in the blood stimulate the release of erythropoietin by the _________________.

k

Erythrocytes ______________________________.

lack a nucleus and most organelles

In a centrifuged blood sample, the buffy coat situated between the formed elements and the plasma contains ____________.

leukocytes and platelets

A total white blood count above 11,000 cells/mm3 is a condition known as __________.

leukocytosis

Abnormally low levels of white blood cells causes a condition known as _______________________.

leukopenia

The organ largely responsible for the synthesis of clotting factors is the ________________________.

liver

Which type of granulocyte produces antibodies?

lymphocytes

The most numerous of the white blood cells are the ________________________.

neutrophils

Which of the following cells are classified as granulocytes?

neutrophils, eosinophils, and basophils

The application of a sterile gauze to a cut aids with __________________________.

platelet plug formation

Life at a high altitude can lead to a red blood cell disorder known as _____________________.

polycythemia

If you carry the Rh antigen, you are referred to as Rh ______________________________.

positive

Where does hematopoiesis produce new red blood cells?

red bone marow

What enzyme joins soluble fibrinogen proteins into long molecules of fibrin during

thrombin

Why do you think Mrs. Gonzalez was prescribed heparin, an anticoagulant?

to inhibit the formation of clots

Which one of the following represents the proper sequence of hemostasis?

vascular spasm, platelet plug formation, coagulation

The process by which white blood cells travel through the wall of blood vessels is termed

diapedesis

Which formed element is the most abundant in blood?

erythrocyte

The rate of erythrocyte production is controlled by a hormone known as ____________________________.

erythropoietin

During coagulation, long, hairlike molecules known as _________ form the basis for a clot.

fibrin


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