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89 Cards in this Set

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A blood disorder characterized by a dramatic increase in red blood cells?

Polycythemia

What is an increase blood flow resistance

Viscosity

High blood pressure can cause dangerous stretching… what is another word for stretching?

Distention

How do you treat polycythemia?

Blood removal


Irradiation of bone marrow


Chemotherapy

Name the things that cause anemia?

Deficiency in hemoglobin


Inadequate numbers of red blood cells


Hemoglobin production is defective

What are the symptoms of anemia?

Fatigue (tired all the time)


Weakness


Skin pallor


Headache


Faintness

Name the different types of anemia?

Hemorrhagic anemia


Aplastic anemia


Deficiency anemia


Pernicious anemia


Folate deficiency anemia


Iron deficiency anemia


Hemolytic anemia


Sickle cell anemia


Thalassemia

What cause hemorrhagic anemia?

Bleeding (hemorrhaging) causing the RBC levels to get low

Name the two types of hemorrhagic anemia?

Acute blood loss anemia


Chronic blood loss anemia

REd blood cells produced during hemorrhaging are both ______ and _______ in an attempt to restore homeostasis?

Macrocytic and hyperchromic

Anemia in the bone marrow is called?

Aplastic anemia

What is the treatment for aplastic anemia?

Bone marrow or stem cell transplant

Deficiency anemia is characterized by?

Reduction in normal hemoglobin

What vitamins are necessary for the production of hemoglobin?

B12


Iron

How is pernicious anemia formed?

Deficiency of vitamin B12 from the failure of the stomach lining to produce intrinsic factors

What is intrinsic factor?

The substance that allows B12 to be absorbed

What is the treatment of pernicious anemia?

Injection of vitamin B12

This anemia is characterized by a deficiency in vitamin B9

Folic deficiency anemia

What is the most common nutritional deficiency anemia in the world?

Iron deficiency anemia

This is required for hemoglobin synthesis?

Iron

Are the cells in iron deficiency anemia macrocytic or microcytic?

Microcytic

Explain why the hematocrit levels in iron deficiency anemia are low when this anemia blood levels are next to being normal?

The size of the red blood cells are small (microcytic)

What is hemolytic anemia?

A decreased life span of red blood cells caused by the increase rate of destruction

The rapid breakdown of hemoglobin may result in a yellow skin pigment which causes skin disease. Name the pigment and the condition?

Bilirubin


Jaundice

Name the abnormal type of hemoglobin found in sickle cell anemia?

Hemoglobin S (HBS) or sickle hemoglobin

Which of the polypeptide hemoglobin chains becomes defective to cause sickle cell anemia?

One of the beta polypeptide chain

What is the shape of a sickle cell?

Crescent

What is sickle cell trait?

A disease caused from receiving one defective gene that produces a small amount of HBS (hemoglobin S)

Anemia characterized by a flawed protein synthesis in the red blood cells?

Thalassemia

Name the two types of thalassemia and describe them?

Thalassemia minor - one defective gene that cause mild anemia and minimal RBC changes


Thalassemia major - two defective genes are inherited- a very serious and life threatening hemolytic anemia

White blood cells are also called?

Leukocytes

How are white blood cells characterized?

Granular - have stained granules


Agranular - have no stained granules

Name the granular leukocytes?

Basophils


Eosinophils


Neutrophils

Name the Agranular leukocytes?

Lymphocytes


Monocytes

Another name for granular and Agranular leukocytes?

Granulocytes


Agranulocytes

The term used to describe abnormally low white blood cell count?

Leukopenia (less than 5000 wbc count)

Term used to refer to an abnormally high white blood cell count?

Leukocytosis (more than 10,000 wbc)

WBC that fights parasites or worms?

Eosinophils

Which WBC has the most numerous active phagocytes?

Neutrophils

Which WBC have weak phagocytes?

Eosinophils

This chemical is released during inflammation reaction?

Histamine

What is the use of heparin?

Prevent blood from clotting

Name the chemical and anticoagulant produced by basophils?

Histamine


Heparin

What does the word anticoagulant mean?

Stop the coagulation/viscosity of the blood

What is the largest leukocytes?

Monocytes

What are monocytes that have grown several times their original size?

Macrophages

Name the types of lymphocytes?

B lymphocytes


T lymphocytes

What is secreted by B lymphocytes?

Plasma protein called antibodies

Where in the body do you find T lymphocytes?

Thymus

Another name for cancer?

Neoplasm

Name the white blood cell disorders?

Multiple myeloma


Leukemia


Infectious mononucleosis

This is a cancer of mature, antibody-secreting B lymphocytes?

Multiple myeloma

Name some of the symptoms of multiple myeloma?

Anemia


Bone fracture (skull/vertebrae/skeletal structure)


Recurrent infection


Defective antibodies

The term used to describe a number of blood cancers affecting the White blood cells?

Leukemia

Name the types of leukemia?

Chronic lymphocytic leukemia


Acute lymphocytic leukemia


Chronic myeloid leukemia


Acute myeloid leukemia

What is CLL?

Chronic lymphocytic leukemia

What causes CLL (chronic lymphocytic leukemia)? What are the symptoms?

B lymphocytes are produced in large numbers


Symptoms: increase in infection

What age group is likely to acquire chronic lymphocytic leukemia?

65 years old but is rare in individuals under 30 years old

Leukemia that is found in children between 3-7 years old?

Acute lymphocytic leukemia

What causes chronic myeloid leukemia?

Cancerous transformation of granulocytic (basophils, eosinophils, and neutrophils) precursor cells in the bone marrow

Diagnosis of chronic myeloid leukemia is often made by the following discoveries?

Elevated granulocytic WBC


Extreme spleen enlargement

Name the drug used to treat chronic myeloid leukemia and state how it works?

Gleevec - it blocks the flawed signals of CML

What cause acute myeloid leukemia?

The myeloid stem cells not forming properly (the pathological transformation)

What virus cause infectious mononucleosis?

Epstein-Barr Virus

How is mono spread?

Kissing


Sharing straw, toothbrush or utensils

What are the symptoms of mononucleosis?

Leukocytosis


Atypical lymphocytes


Fever


Sore throat


Rash

What are tiny cell fragments that causes a blood cloth?

Platelets

What is the process of how bleeding is stopped when an injury occurs?

Hemostasis

What do physicians prescribe vitamin K before surgery?

To make sure that the patient blood clots fast enough to prevent hemorrhage

State the process of how blood clots

Vessel vasoconstrict


Prothrombin is activated (already in the plasma)


Spot becomes rough because of collagen - this attracts platelets to to the site that becomes sticky forming a temporary platelet plug


Prothrombin is converted to thrombin


Thrombin reacts to with fibrinogen which change to a fibrous gel fibrin

A clot that stay in place is called a?

Thrombus

What condition is developed from a thrombus?

Thrombosis

A dislodged clot that circulates through the blood stream is called?

An embolus

What condition is formed from an embolus?

Embolism

A clot fragment that lodges in the lung is called?

Pulmonary embolism

Name the drugs used for clot-induced strokes, heart attacks etc?

Streptokinase and recombinant tissue plasminogen activator

This drug is an anticoagulant that decreases the bloods ability to clot

Coumadin

This drug prevents prothrombin to form thrombin

Heparin

What is the most widely used anticoagulant?

Aspirin

What is thrombocytopenia?

A clotting disorder resulting from a decrease in the platelet count

How is thrombocytopenia characterized?

Bleeding from many small blood vessels throughout the body mostly visible as purpura

What is purpura?

Purple splotches in the skin and mucous membranes-

Name the anticoagulants and what they are used for

Coumadin- inhibit the synthesis of prothrombin


Heparin - stops prothrombin from forming thrombin


Aspirin - inhibits the formation of the platelet plugs and emboli

This lab test is used to regulate the dosage of anticoagulants?

Prothrombin time


International normalized ratio

Name the clotting disorders?

Thrombocytopenia


Hemophilia

What is hemophilia?

A bleeding disorder that results from the failure to produce one or more plasma proteins responsible for blood clotting

Name the clotting factor that is absent in a hemophiliac and state what it is used for?

Factor VIII


Used to form prothrombin activator

Name the most common symptoms of hemophilia?

Easy bruising


Nose bleeds


Blood in the urine


Deep muscle hemorrhage

Where do you find vitamin k in the body and how is it produced?

Produced by bacteria living in the intestines and absorbed in the bloodstream


Found in the Gastrointestinal (GI) tract