Blood
Coagulation
_____ involves a cascade of reactions leading to the conversion of fibrinogen to fibrin.
Monocytes
______ are large phagocytic white cells that spend most of their time outside the blood as fixed and free phagocytic cells
Activation of proenzymes exposed to collagen
The intrinsic pathway of coagulation is activated by
Red cells are about 18 µm in diameter
Which of the following statements concerning red blood cells is false?
B
Which of the following vitamins is needed for the formation of clotting factors?
K
Which of the following vitamins is needed for the formation of clotting factors?
Less abundant than lymphocytes
Which of the follwoing is false concerning neutrophils
Adhere to collagen beneath endothelium
Which of these descriptions best matches the term platelets
Defend against specific pathogens or toxins
Which of these descriptions matches the term lymphocytes?
Liver
Which organ secretes most of the plasma membrane?
Albumin
Which plasma protein is a major contributor to the osmotic pressure of plasma?
Hemoglobin Molecules
______ transport(s) oxygen and CO2 in the RBCs
Fibrinogen
A plasma protein essential for blood coagulation is
Neutrophils
During a bacterial infection you would expect to see increased numbers of
Malaria
All of the following are heritable blood disorders except.
Important in coagulation
All of the following are true of neutrophils except that they are
Hemophilia
All of the following blood diseases are caused by pathogens except
Myeloid Leukemia
All of the following blood disorders are due to specific issues with RBCs except
2,1,6,4,3,5
Below are some of the factors involved in the extrinsic clotting pathway
During periods of fasting
The level of erythropoietin in the blood would rise due to all of the following except
Eosinophils
White blood cells that are increased in individuals with allergic reactions are the
Basophils
White blood cells that release histamine at the site of an injury are
Reticulocytes
_______ are immature erythrocytes that are present in the circulation.
Septicemia
A condition where pathogens are present and multiplying in the blood is called
Formed elements abundance
A hematocrit provides information on
Antigen A on the RBCs and anti- B antibodies in the plasma
A person with type A blood has
Higher in males than females
A typical hematocrit is
Red Bone Marrow
Granulocytes form in
Iron
Each heme ring in hemoglobin encloses an atom of
Viscosity about the same as water
Each of the following is a characteristic of whole blood except
Carbon Dioxide from the lungs to the tissues
Each of the following is a way that blood transports materials around the body except
Carbon dioxide from the lungs to the tissues
Each of the following is a way that blood transports materials around the body except
45 Percent
Formed elements make up about what percentage of blood?
Colony- simulating factor
Hormones called ______ are involved in regulation of white blood cell populations
It destroys fetal RBCs that enter the maternal circulation
How does a treatment with anti-Rh antibodies (RhoGAM) prevent hemolytic disease of the newborn (HDN)?
There is no reaction between antibodies and antigens
If the blood types of a donor and recipient are compatible, then
Red bone marrow
In adults, erythropoiesis exclusively takes place in
Red bone marrow
In adults, the only site of red blood cell production and the primary site of white blood cell formation is
Recycled to red bone marrow
Most of the iron that is removed from degraded hemoglobin is
The Kidneys
Most of the protein factors that are required for clotting are synthesized by
The Liver
Most of the protein factors that are required for clotting are synthesized by
Their blood lacks A or B antibodies
People with type AB blood are considered the "universal recipient" for transfusions because
Injection of vitamin B12
Pernicious anemia is caused y a lack of intrinsic factor is specifically treated by
55; 92
Plasma composes about _______ percent of whole blood, and water composes _______ percent of the plasma volume
Immunoglobins
Plasma proteins essential in body defense are the
Intrinsic
Platelet factor (PF - 3) is a factor in the ____ Pathway
Cytoplasmic fragments of large cells
Platelets are
Erythropoietin; Kidneys
Red blood cell production is regulated by the hormone ______ which is mostly produced in the ______
The mother's immune system producing antibodies against the fetus's RBCs
Sensitization during hemolytic disease of the newborn refers to
4 months
The average lifespan of a red blood cell is
Proteins
The chief difference between plasma and interstitial fluid involves the concentration of
Conversion of Factor X to prothrombin activator
The common pathway of coagulation begins with
Thrombin
The conversion of fibrinogen to fibrin is catalyzed by
Reticulocytes
The developmental stage at which erythrocytes enter the circulation is as
A gene for adult hemoglobin is abnormal
The disease sickle cell anemia is an example of what can happen if
Plasmin
The enzyme that can digest fibrin and dissolve a clot is
Carry oxygen
The function of hemoglobin is to
Slightly Alkaline
The normal pH of blood is
Erythropoiesis
The process of red blood cell production is called
The kidney
The process of white blood cell production and maturation goes in all of the following except
5 to 6
The total volume of blood in the body of an adult male is approximately _______ liters
Heme molecules lacking iron
The waste product bilirubin is produced from
Kill bacteria using cytotoxic chemicals
Which of the following descriptions best matches the term eosinophils
About the same size as basophils
Which of the following is false concerning monocytes?
Platelets
Which of the following is not a component of plasma
Platelets
Which of the following is not a component of plasma?
Increased production during parasitic infections
Which of the following is not true of basophils
Hemoglobin
Which of the following proteins functions to store or transport oxygen
Normal pH is 6.8 to 7.0
Which of the following statements about blood is false?
Erythropoiesis is stimulated when
both oxygen levels in the blood decrease and blood flow to the kidney declines
O
Overall, the most common blood type is
Water
The most abundant component of plasma is
Neutrophils
The most numerous white blood cells in peripheral circulation are the