Med 165- chapter 26
Which of the following conditions can result in a child born with erythroblastosis fetalis?
An Rh-negative female mates with an Rh-positive male.
Which blood disorder is characterized by dyspnea on exertion, hepatomegaly, swollen (non-tender) lymph nodes, abnormal bruising and excessive sweating?
Leukemia
Which of the following is a condition that results in a lower than normal white blood cell count?
Leukopenia
Which of the following is responsible for producing platelets?
Megakaryocytes
Lipoprotein
Molecule that carries lipids such as cholesterol and triglycerides through the bloodstream
This type of WBC is the most numerous of all WBCs and their numbers increase at the beginning of bacterial and viral infections?
Neutrophils
Which of the following gases are dissolved in plasma?
Nitrogen Carbon dioxide Oxygen
thalassemia anemia
Occurs when a defective hemoglobin chain causes microcytic (small), hypochromic (pale), and short-lived red blood cells.
Hemolytic anemia
Occurs when red blood cells are destroyed faster than they can be made.
Pernicious anemia
Occurs when the intestines do not absorb vitamin B12.
Which of the following is a bone marrow disease that results in an abnormally high number of erythrocytes, causing the blood to thicken?
Polycythemia vera
Sickle cell anemia is characterized by
a genetic mutation of hemoglobin. periodic episodes of pain. frequent infections.
If an Rh-negative person's blood is exposed to Rh-positive blood, antibodies will bind to the Rh antigens. In the event of a second exposure.
agglutination will occur.
Antigens on a patient's erythrocytes will bind to __________ in the donor's plasma causing agglutination and subsequent anemia if the blood used in the transfusion was not compatible.
antibodies
Granulocytes have granules in their cytoplasm and include:
basophils, eosinophils, neutrophils.
Platelets are involved in the:
blood clotting
Rank the order of the four major events that occur during hemostasis
blood vessel spasm platelet plug formation blood coagulation fibrinolysis
Which of the following are electrolytes dissolved in plasma?
calcium, magnesium, sulfate
Red blood cells carry ______ from the tissues to the lungs for the release from the body.
carbon dioxide
A platelet plug:
decreases the flow of blood from the injured site.
When a WBC leaves the bloodstream to fight an infection, it must squeeze through a blood vessel wall in a process called
diapedesis
Rank these white blood cell types from the most numerous to least numerous in a sample of normal adult blood. Rank the most numerous on top.
neutrophiles lymphocytes monocytes eosinophils basophils
Blood transports oxygen and ______ to tissues.
nutrients
Aplastic anemia
occurs when the bone marrow is not making enough erythrocytes
An embolus is dangerous because it can cause a(n):
pulmonary embolism. stroke. myocardial infarction.
The following are characteristics associated with thalassemia major:
splenomegaly, failure to thrive, and bronzed skin
Which of the following is a type of anemia is caused by a defective hemoglobin chain and primarily occurs in patients of Mediterranean descent?
thalassemia anemia
During fetal development, RBCs are made in the
the yolk sac, the liver, and the spleen
Blood is composed of:
thrombocytes, erythrocytes, leukocytes, plasma
A clot that forms on the side of a blood vessel with no known injury is called a(n):
thrombus.
The blood type that is considered the universal recipient is ______ because most can receive all ABO blood types.
type AB.
A person with type B blood can receive blood from a person with:
type B, type O.
A person with _________ blood is considered a universal donor because their blood can be given to most people.
type O
When a blood clot forms, the plasma protein ______ is activated to create a mesh that entraps blood cells and platelets.
fibrinogen
A major type of plasma protein is:
fibrinogen. albumin. globulin
Red blood cell production is dependent on which of the following substances?
iron, vitamin B12, and folic acid (vitamin B9)
The organ that produces erythropoietin and is responsible for regulating the production of RBCs is the:
kidney
Diapedesis is the movement of a(n):
leukocyte through a blood vessel wall.
A WBC count above normal is called _________ and is often the result of a bacterial infection.
leukocytosis
Serum
liquid portion of the blood that remains after clotting
People with type AB blood have:
neither antibody A nor antibody B in their plasma.
Type O blood has:
neither type A nor type B antigens on the surface of their RBCs.
Hemoglobin that carries oxygen is called:
oxyhemoglobin
Globulin
plasma protein that transports lipids and vitamins
Type A blood has which of the following characteristics?
It has A antigens. It has antibody B in its plasma.
Which of the following is a protein first discovered on RBCs of rhesus monkeys?
The Rh antigen
A healthy person normally has a hematocrit level of about:
45%
The plasma of a person with type B blood has which of the following antibodies?
A antibodies
______ is the clumping of RBCs following a blood transfusion if the patient's blood is not compatible with the donor's blood.
Agglutination
Albumin
Aids in pulling water into the bloodstream to help maintain blood pressure
Which of the following characteristics apply to the volume of blood in the human body?
Blood volume varies, depending on the concentration of certain ions in the blood. Blood volume varies, depending on the amount of adipose tissue in the body. Blood volume varies, depending on the person's size
Anemia can be caused by which of the following?
Chronic blood loss Iron deficiency Kidney failure Bone marrow disorder
Vitamin B9 and B12 are important in ______ synthesis.
DNA
Erythroblastosis fetalis
Develops in a fetus with Rh-positive blood as a result of antibodies in an Rh-negative mother's body.
Serum
Fluid that is left when all of the clotting factors have been removed from the plasma.
Fibrinogen
Protein in plasma that is important for blood clotting
Red blood cells (RBCs) are characterized by which of the following?
Red blood cells contain hemoglobin, are biconcave-shaped, and carry oxygen.
To prevent erythroblastosis fetalis, an Rh-negative woman is given _____ to prevent the Rh-negative woman from making antibodies against the Rh antigen.
RhoGam
Which of the following blood types can a person with type A donate red blood cells to?
Type A Type AB
_____ and urea are common nitrogen-based waste products produced by cells in the plasma.
Uric acid
when the RBC count is low, a condition known as _____________ occurs.
anemia