Blood Connect
The main component of a red blood cell is
hemoglobin
The process of producing the formed elements of blood is called...
hemopoiesis
T-cells are a category of
lymphocytes
The leukocyte that will migrate in the blood and take up residence in the tissues as macrophages is the...
monocyte
A clot that forms in an unbroken blood vessel is a(n)
thrombus
What is needed for hemostasis?
1- Vitamin K 2- Proteins 3- Platelets
In a given volume of blood, about ________% is plasma and ________% is formed elements.
55; 45
Which of the following is NOT an event of hemostasis?
Clot retraction
Which are characteristic of type A blood? a: Has anti-A antibodies b: Has anti-B antibodies c: Has surface antigen A on its erythrocytes d: Has surface antigen B on its erythrocytes e: Has neither surface antigen A nor B on its erythrocytes f: Will agglutinate with blood type B
b, c, f
The leukocyte that releases histamine is the...
basophil
The hormone that is released by the kidney that promotes the production of red blood cells is
erythropoietin
The agglutinogens that determine the ABO and Rh blood types are...
found on the surface of erythrocytes
Antibodies that attack pathogens are produced by
B lymphocytes.
The ion required for coagulation is ________.
Ca2+
What ion is necessary for coagulation?
Ca2+
Which type of leukocyte increases in number because of the presence of an allergen?
Eosinophil
________ are leukocytes that neutralize histamine and destroy parasitic worms.
Eosinophils
Why is Type AB blood considered the universal recipient?
It has no antibodies in the plasma
________ are the blood cells that help provide a defense against disease organisms.
Leukocytes
What type of cells do platelets come from?
Megakaryocytes
What chemical will dissolve fibrin to remove a blood clot?
Plasmin
________ form a temporary plug to stop bleeding in a broken blood vessel.
Platelets
Where does the process of hematopoiesis occur in the adult?
Red bone marrow
Mr. Jones has Type A blood and needs a transfusion. What type(s) could he safely be given?
Type A or Type O
Which blood type is considered the universal donor type?
Type O
Mrs. Smith needs a blood transfusion. She has Type O blood. What type(s) could she safely be given?
Type O only
What is the first event of hemostasis after the injury?
Vascular spasm
Which are characteristic of type O blood? a: Has anti-A antibodies b: Has anti-B antibodies c: Has surface antigen O on its erythrocytes d: Has surface antigen A on its erythrocytes e: Has neither surface antigen A nor B on its erythrocytes
a, b, e
The plasma proteins that have the greatest effect on osmotic pressure are
albumins
A person with blood type AB possesses ________ on the plasma membrane of his/her erythrocytes.
antigens A and B
In a blood transfusion, one must consider the ________ of the donor and the _______ of the recipient.
antigens; antibodies
What are thrombocytes?
cell fragments
The leukocyte that is very active during a bacterial infection is the...
neutrophil
The enzyme ________ converts fibrinogen into strands of ________, which form a blood clot.
thrombin; fibrin
After a wound is sealed, tissue repair is followed by fibrinolysis.
true
