Chapter 17 Blood Flashcards
most common white blood cell found in whole blood?
Mounts an immune response by direct cell attack or via antiibodies ?
kills parassitic worms ?
becomes a microphage
Main bacteria killer duing acute infection
Nucleus has 2 lobes; contains granules of lysosomal enzymes; functios in attacking parasitic worms
Nucleus is multilobed; functions as a phagocyte; contains fine indisttinct granules.
Transports co2 and oxygen
contains a U- or an S- shaped nucleus; granules stain very dark; releases histamine and heparin.
Largest of the WBCs; crucial in defense against viruses; associated with chronic infections.
The major contributor to plasma osmotic pressure
Thrombin catalyzes the activation of these molecules present in plasma
Forms the structural framework of a blood clot.
Makes up most of plasma protein
Main contributor to osmotic pressure.
antibodies released by plasma cells during immune response
Necessary for coagulation
Transport proteins that bind to lipids, metal ions, and fat- soluble vitamins.
Alpha and Beta globulins
White blood cell without cytoplasmic granules.
Protein capable of changing shape and color in the presence of O2.
Adverse reaction of donor blood cells with recipient plasma .
Lacking in hemophilia type A.
Produce by platelets.
Prostaglandin derivates such as Thromboxane A2
A fibrous protein that gives shape to an RBC plasma membrane.
Hormone that stimulates production of RBCs.
Stimulates WBC production
Interleukins and CSFs
Natural anticoagulant found in basophils
cancerous condition involving white blood cells
condition in which blood has abnormally low oxygen- carrying capacity.
Abnormal excess of erythrocytes resulting in an increase in blood viscosity.
Which of the following is not a functional characteristics of WBCs?
What is the average normal pH range of blood?
7. 35 - 7.45( C)
The special type of hemoglobin present in fetal red blood cells is?
Hemoglobin F ( C)
Which of the choices below is the parent cell for all formed elements of blood?
Which blood type is generally called the universal donor
Type 0 ( D)
Which of the following is a protective function of blood?
Prevention of blood loss
Which of the statement below is an incorrect or false statement?
Blood typing for the Kell, Lewis, and Duffy factors is always done before a blood transfusion.
Which of the following might trigger erythropoiesis?
hypoxia of EPO- producing cells
Blood reticulocyte counts provide information regarding?
Rate of erythrocyte formation
An individual who is blood type AB negative can?
Receive any blood type in moderate amounts except that with Rh antigen
Which of the following statements does not describe blood?
Blood carries body cells to injured areas for repair.
When neither anti A- serum nor Anti- B serum clot on a blood plate with donor blood, the blood is type ?
Blood volume restorers include all of the following except?
James has a hemoglobin measurement of 16 g/ 100 ml blood. This is ?
Within the normal range
The plasma protein that is the major contributor to osmotic pressure is?
All of the following can be expected with polycythemia except
Low blood viscosity
No visible cytoplasmic granules are present in
Which of the following is not a phase of hemostasis?
A lack of intrinsic factor, leading to a deficiency of vitamin B12 and causing an appearance of large pale cells called macrocytes, is characteristics of?
The slowest step in the clotting process is ?
formation of prothrombin activator
include embolus formation, a clot moving wiithin the circulatory system.
Which of the following is not a cause of bleeding disorders?
excess secretion of platelet- derived growth factor ( PDGF)
Which of the following is characteristic of all leukocytes
they are nucleated
Which of the following is true about blood plasma?
it is about 90% water.
Stick to the damaged area of a blood vessel and help seal the break.
Select the incorrect statement regarding blood cell formation
Platelets are formed from myeloblasts.
Which of the following is not a structural characteristic that contributes to erythrocyte gas transport function?
Which sequence is correct for the following events?
1. fibrinogen - Fibrin
2. Clot retraction
3. formation of thromboplastin
4. prothrombin- thrombin
3, 4, 1, 2
Fred' s blood was determined to be AB positive. What does this mean?
There are not antibodies to A, to B, or to Rh antigens in the plasma.
Which of the following would not be a possible cause of sickling of red blood cells in someone with sickle- cell anemia?
Sleeping in a wall- ventilated room.
All of the following condition impair coagulation except
When can erythroblastosis fetalis not possible happen in the child of an Rh negative mother?
if the father is Rh-
Blood is a
what organ in the body regulates erythrocyte production?
The formed element Can kill parasitic worms.
A is a committed granular leukocyte stem cell that produces neutrophils.
The rarest leukocyte is the
The universal recipient blood type is
When monocytes migrate into the interstitial spaces , they are called
The term that describes blood disorders in which blood oxygen levels are inadequate to support normal metabolism is
is the stage of development in the life of an erythrocyte during which the nucleus is ejected.
How many polypeptide chains make up hemoglobin
List the general factors that limit normal clot growth.
Rapid removal of clotting factors and inhibition of activating clotting factor
When are whole blood transfusions routinely given?
Rapid and substantial loss