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BIO202
Chapt. 3,4,5 Review
| Question | Answer |
|---|---|
| The slowest step in the clotting process is | production of prothrombin activator |
| Which of the following is a regulatory function of blood? | |
| Place the following in correct developmental sequence. 1. Reticulocyte 2. Proerythrocyte 3. Normoblast 4. Late Erythroblast | 2,4,3,1 |
| Which of the following is not a phase of erythropoiesis? | Increased tissue demand for oxygen |
| No visable cytoplasmic granules are in: | Monocytes |
| Which of the following is not a phase in hemostasis? | fibronylsis. |
| A lack of intrinsic factor, leading to a deficiency in vitamin B12 and large pale cells called macrocytes, is a characteristic of: | Pernicious anemia. |
| All of the following can be expected with polycythemia except: | Low blood viscosity. |
| What is the blood volume in liters of an average adult male? | 5-6 liters |
| What is the blood volume in liters of an average adult female? | 4-5 Liters |
| most numerous leukocyte: | neutrophil |
| granulocytes | eosinophil, basophil, neutrophil |
| also called an erythrocyte; anucleate formed element | red blood cell |
| actively phagocytic leukocytes | monocyte and neutrophil |
| agranulocytes | monocyte and lymphocyte |
| ancestral cell of platelets | megakaryocyte |
| number rises during parasitic infections | eosinophil |
| releases histamine; promotes inflammation | basophil |
| many formed in lymphoid tissue | lymphocyte |
| increases in number during prolonged infections | monocyte |
| abnormal increase in the number of WBCs: | leukocytosis |
| abnormal increase in the number of RBCs: | polycythemia |
| condition of too few RBCs or of RBCs with hemoglobin deficiencies: | anemia |
| abnormal decrease in the number of WBCs: | leukopenia |
| What are the normal values for healthy male adults for total WBC counts? | 4,000-11,000 /cubic mm |
| What are the normal values for healthy male adults for total RBC counts? | 5 X 10^6 /cubic mm |
| What are the normal values for healthy male adults for hematocrit? | 42-52 volume% |
| What are the normal values for healthy male adults for hemoglobin determination? | 13-18g /100 ml blood |
| What are the normal values for healthy male adults for bleeding time? | 2-7 min |
| What are the normal values for healthy male adults for sedimentation rate? | 0-6 mm/hr |
| What are the normal values for healthy male adults for coagulation time? | 3-6 min |
| What is the significance of a high WBC value? | infection, leukemia |
| What is the significance of a low WBC value? | chemical toxicity, agranulocytosis |
| What is the significance of a high RBC value? | polycythemia due to high altitude, pulmonary disease |
| What is the significance of a low RBC value? | anemia |
| What is the significance of a high hematocrit value? | polycythemia, abnormally large RBC's |
| What is the significance of a low hematocrit value? | anemia |
| What is the significance of a high hemoglobin determination? | polycythemia |
| What is the significance of a low hemoglobin determination | anemia |
| What is the significance of a high bleeding time? | deficient or abnormal platelets |
| What is the significance of a 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 a low sedimentation rate? | abnormally shaped RBC |
| What is the significance of a high coagulation time? | Hemophilia, leukemia |
| What is the significance of a low coagulation time? | thromboembolytic disorders |
| What is the normal, or at least the "desirable" range for plasma cholesterol concentration in mg/ 100 ml? | 130-200 |
| The rarest leukocyte is | Basophil |
| A _____ is a committed granular leukocyte stem cell. | Myeloblast |
| Hemoglobin consists of _____ polypeptide chains. | 4 |
| The formed element ______ can kill paracitic worms. | Eosinophil |
| ? is an antiprostoglandin drug that inhibits thromboxaneA2 formation | Aspirin |
| When monocytes migrate to interstitial spaces, they are called ________. | Macrophages |
| The lining of the heart | Endocardium |
| The outermost layer of the serous pericardium | Parietal |
| Serous layer covering the heart muscle | Epicardium |
| Found in the interventricular septum | AV Bundle |
| Network found in the ventricular myocardium | Purkinje Fibers |
| location of the heart in the thorax: | mediastinum |
| inferior heart chambers: | ventricles |
| superior heart chambers | atria |
| visceral pericardium | epicardium |
| anteroom of the heart | atria |
| provide nutrient blood to the heart | corornary arteries |
| lining of the heart chambers | endocardium |
| actual pumps of the heart | ventricles |
| drains blood into the right atrium | coronary sinus |
| List the elements of the intrinsic conduction system in order starting from the SA node. | AV node, AV bundle, L and R bundle branches, Purkinje fibers, SA node |
| during the P wave | depolarization of atria |
| immediately before the P wave | heart is in diastole |
| immediately after the P wave | contraction of atria |
| during the QRS wave | depolarization of ventricles |
| immediately after the QRS wave (S-T interval) | contraction of ventricles |
| during the T wave | repolarization of ventricles |
| Extremely rapid but coordinated heart activity, e.g. atrial flutter = 300 beats/min | Flutter |
| Heart rate below 60 beats / min | bradycardia |
| Heart rate over 100 beats/min | tachycardia |
| Region of dead myocardium that does not depolarize | myocardial infarction |
| Very rapid uncoordinated myocardial activity. | Fibrillation |
| Which would be more serious, atrial or ventricular fibrillation? | Ventricular |
| Site where blood pressure is the lowest | Large Veins |
| Site where exchanges of food and gases are made | Capillaries |
| Site where velocity of blood flow is the fastest | Large Arteries |
| Site where resistance to blood flow is the greatest | Arterioles |
| Site where blood pressure is the greatest | Large Arteries |
| Site where blood volume is the greatest | Large Arteries |
| Site that is the major determinant of peripheral resistance | Arterioles |
| Site where velocity of blood flow is the slowest | Capillaries |
| Supplies the kidneys | Renal Artery |
| Artery that does not anastomose | Renal Artery |
| Supplies the duodenum and stomach. | Common hepatic artery |
| Supplies the distal area of the large intestine. | Common hepatic artery |
| Supplies the pelvic structures | Internal Iliac artery |
| Drains the scalp | External jugular vein |
| Drains the upper extermities, deep vein | Subclavian Vein |
| innermost tunic: | tunica interna |
| bulky middle tunic contains smooth muscle and elastin | tunica media |
| tunic(s) of capillaries | tunica interna |
| its smooth surface decreases resistance to blood flow | tunica interna |
| tunic(s) of arteries and veins | interna, media, externa |
| is especially thick in elastic arteries | media |
| The hepatic portal vein is formed by the union of the | splenic vein |
| hepatic portal vein drains | spleen, pancreas, greater curvature of stomach, superior mesenteric |
| drains the lesser curvature of the stomach, empties directly into the hepatic portal vein. | gastric |
| superior mesenteric | small intestine and ascending colon |
| What two paired arteries enter the skull to supply the brain? | Internal carotids and Vertebral |
| What portion of the brain is served by the anterior and middle cerebral arteries. | cerebral hemispheres or cerebrum |
| Both the anterior and middle cerebral arteries arise from the internal ________ arteries. | carotid |
Created by:
christopherdietrich
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