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human a and p
chapter 10 test
| Question | Answer |
|---|---|
| Which of the following are true concerning erythrocytes? | They rely on anaerobic respiration A large part of their volume is hemoglobin Their shape increases membrane surface area |
| A serious bacterial infection leads to more of these cells in the blood. | Neutrophils |
| Sickling of RBCs can be induced in those with sickle cell anemia by: | Blood loss, vigorous exercise, stress, and fever |
| A child is diagnosed with sickle cell anemia. This means that: | both parents carried the sickle cell gene |
| Which would lead to increased erythropoiesis? | chronic bleeding ulcer, reduction in respiratory ventilation, and reduced blood flow to the kidneys |
| Which of the following does not characterize leukocytes? | Cells found in largest numbers in the bloodstream |
| The blood cell that can attack a specific antigen is a(n): | lymphocyte |
| The leukocyte that releases histamine and other inflammatory chemicals is the: | basophil |
| Leukocytes share all of the following features expect: | distorted, lobed nuclei |
| In leukemia: | the cancerous WBCs fail to specialize production of RBCs and platelets is decreased infection and bleeding can be life threatening |
| A condition resulting from thrombocytopenia is: | petechiae |
| Which of the following can cause problems in a transfusion reaction? | Clogging of small vessels by agglutinated clumps of RBCs Lysis of donated RBCs Blockage of kidney tubules |
| If an Rh- mother becomes pregnant, when can hemolytic disease of the newborn not possibly occur in the child? | if the child is Rh- and if the father is Rh- |
| What is the difference between a thrombus and an embolus? | A thrombus must travel to become an embolus |
| The plasma component that forms the fibrous skeleton of a clot consists of: | fibrinogen |
| The normal pH of blood is: | 7.4 |
| Cells that transport O2 and CO2. | erythrocytes |
| Phagocytic cell concerned, primarily, with local infections. | neutrophils |
| Phagocytic cell concerned, primarily, with generalized infections. | monocytes |
| Protein substances in blood that inactivate foreign protein. | antibodies |
| Noncellular formed elements essential for blood clotting. | platelets |
| Substances necessary for blood clotting. | fibrin, fibrinogen, platelet factor, platelets, prothrombin, thromboplastin |
| Gelatinouslike material formed in blood clotting. | fibrin |
| Enzymes in blood plasma that destroys some kinds of bacteria. | lysozymes |
| Leukocyte distinguished by having distinctive red stained granules. | eosinophils |
| Leukocyte that probably produces heparin. | basophils |
| Most numerous type of leukocyte | neutrophil |
| Contains hemoglobin | erythrocytes |
| Most numerous type of blood cell | erythrocytes |
| Substance released by injured cells that intiates blood clotting | thromboplastin |
| Too few red blood cells | anemia |
| Too many red blood cells | polycythemia |
| Too few leukocytes | leukopenia |
| Too many neutrophils | neutrophilia |
| Too many lymphocytes | lymphocytosis |
| Too little hemoglobin | anemia, pernicious anemia, sickle-cell anemia |
| defective RBCs due to stomach enzyme deficiency | pernicious anemia |
| Rh factor incompatibility present at birth | erythroblastosis fetalis |
| Hereditary blood disease of blacks; RBCs of abnormal shape | sickle-cell anemia |
| Heritable bleeder's disease | hemophilia |
| Cancerouslike condition in which there are too many leukocytes | leukemia and neutrophilia |
| A decrease in the oxygen-carrying ability of blood | anemia |
| The hormone that produces RBCs | Erythropoiesis |
| Red blood cells | Erythrocytes |
| Transports the bulk of the oxygen that is carried in the blood | Hemoglobin |
| White blood cells, average is 4800 to 10800 | Leukocytes |
| Cancer of the bone marrow | Leukemia |
| WBC count above 11000 cells | Leukocytosis |
| The fluid portion of the blood | plasma |
| Irregular cell fragments of blood; involved in clotting | platelets |
| an excessive or abnormal increase in the number of erythrocytes | polycythemia |
| universal recipient | AB blood type |
| clumping of foreign RBCs | Agglutination |
| a substance that the body recognizes as foreign | antigen |
| clotting of the blood | Coagulation |
| a moving clot | Embolus |
| Baby is anemic and becomes hypoxic and cyanotic | hemolytic disease of newborn |
| universal donor | type O blood |
| results from an insufficient number of circulating platelets | thrombocytopenia |
| a clot | thrombus |
Created by:
suroth