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BIO202-MIDTERM2
BIO202 - Midterm Review 2 - Q & A's from Online Lessons & Labs - Blood
| Question | Answer |
|---|---|
| No visible cytoplasmic granules are present in __. | monocytes |
| A lack of intrinsic factor, def. of Vit. B12, & lg. pale cells called macrocytes, is a characteristic of__? | pernicious anemia |
| Which blood type is universal donor? | O |
| The special type of hemoglobin present in fetal RBC? | hemoglobin F |
| The slowest step in clotting process is __. | formation of prothrombin activator |
| Together, leukocytes & platelets comprise ax __% of total blood volume. | 1% |
| __ is a regulatory function of blood. | maintence of normal pH in body tissues & delivery of oxygen to cells. |
| List correct developmental sequence for RBC production. | proerythrocyte -> late erythroblast -> normoblast -> reticulocyte |
| As red blood cells age __. | membranes "wear out" & cells become damaged |
| __ is not a phase of erythropoiesis. | increased tissue demand for oxygen |
| __ is not expected in polycythemia. | low blood viscosity |
| __ is not a phase in hemostasis. | fibrinolysis |
| What is the blood volume in liters of an average adult male? | 5-6 L |
| What is the blood volume in liters of an average adult female? | 4-5 L |
| Most numerous leukocyte | Neutrophil |
| Granulocytes | Eosinophils, basophil, & neutrophil |
| Also called an erythrocyte: anucleate formed element | red blood cell |
| Actively phagocytic leukocytes | monocyte & neutrophil |
| agranulocytes | monocyte & lymphocyte |
| Ancestral cell of platelets | megakaryocyte |
| Number rises during parasitic infections | eosinophil - fight parasites |
| releases histamine; promotes inflammation | basophil |
| increases in number during prolonged infections. | Monocytes - during infection |
| Abnormal increase in the number of WBCs | Leukocytosis |
| Abnormal increase in the number of RBCs | Plycythemia |
| Condition of too few RBCs or of RBCs with hemoglobin deficiencies | Anemia |
| Abnormal decrease in the number of WBCs | Leukopenia |
| Normal values for healthy male adult WBC counts. | 4,000-11,000/mm3 |
| Normal values for healthy male adult RBC counts. | 5X10^6/mm3 |
| Normal values for healthy male adult hematocrit? | 42-52% |
| Normal values for healthy male adult for hemoglobin determination? | 13-18 g/100 ml blood |
| Normal values for healthy male adult bleeding time? | 2-7 min |
| Normal values for healthy male adult sedimentation rate? | 0-6 mm/hr |
| Normal values for healthy male adult coagulation time? | 3-6 min |
| What is the significance of high WBC value? | infection, leukemia |
| What is significance of high RBC value? | polycthemia |
| What is the significance of low RBC value? | anemia |
| What is the significance of low WBC | chemical toxicity, agranulocytosis |
| What is the significance of high hematocrit value? | polycthemia, abnormally large RBC'S |
| What is the significance of low hematocrit value? | anemia |
| What is the significance of high hemoglobin determination? | polycthemia |
| What is the significance of low hemoglobin determination? | anemia |
| What is the significance of high bleeding time? | deficient of abnormal platelets. |
| What is the significance of low bleeding time? | High platelet count |
| What is the significance of a high sedimentation rate value? | anemia, infection, tissue damage |
| What is the significance of low sedimentation rate? | abnormally shaped RBC's |
| What is the significance of high coagulation time? | hemophilia, leukemia |
| What is the significance of low coagulation time? | thromboembolytic disorders |
| If your blood clumped w/both anti-A and anti-B sera, your blood type would be? | AB |
| Which ABO blood type is most common | O |
| Which ABO blood type is least common? | AB |
| What is the desirable range for plasma cholesterol concentration? | 130-200 |
| Which test is used when anemia is suspected? | Hematocrit |
| Platelets are fragments of large multinucleated cells known as __. | Megakaryocytes |
| The major group of leukocytes that contain no observable cytoplasmic granules and are more abundant in lymphoid tissue and lymph. | agranulocytes |
| An insoluble compound that forms a meshwork of strands that trap RBCs and is structural basis of clot formation. | Fibrin |
| Another name for the proteins in plasma known as agglutinins. | Antibodies |
| The ability of leukocytes to move in & out of blood vessels to reach inflammation or tissue destruction. | Diapedesis |
| Nucleated cells that are formed in the bone marrow whose numbers average from 4,000 - 11,000 per cc of blood. | Leukocytes |
| Anucleocyte cells, when mature, whose number average 4.5 - 5 million/cc of blood. | Erythrocytes |
| What is the nonliving fluid matrix portion of blood? | Plasma |
| What is the technical name for a blood clot? | Thrombus |
| What type of tissue is blood? | Connective |
| How many liters of blood are contained in the circulatory system of average adult? | 5.5 L |
| What is the least common blood type in whites, blacks, & asians? | AB |
| What is the technical term for blood clot formation? | Hemostasis |
| Whole blood is composed of plama & __. | Formed elements |
| The largest of the leukocytes. | Monocytes |
| What is the smallest of the leukocytes? | Monocytes |
| James has a hemoglobin measurement of 16 g/100 ml blood. This is: | within normal range |
| Fred's blood was determined to be AB positive. What does this mean? | There are no antibodies to A, to B, or to Rh antigens in the plasma. |
| Which of the following is a precursor of a basophil? | Myeloblast |
| Sickling of red blood cells can be produced in those with sickle-cell anemia by: | Travel at high altitude & vigorous exercise. |
| When can erythroblastosis fetalis not possibly happen in the child of an RH negative mother? | If the father is Rh- |
Created by:
Ladystorm