(1) Name: ID: Group: 1. Antibodies are defense substances produced by the _____ cells. A) T-lymphocyte B) monocyte C) B-lymphocyte D) leukocyte 2. which blood cell can be described as being a biconcave disc? A) Platelet B) Neutrophil C) Eosinophil D) Erythrocyte 3. which clotting factor is released from damaged tissue, and initiates a chain of clotting events? A) Prothrombin B) Thrombin C) Fibrin D) Tissue thromboplastin 4. Choose the correct order for the steps of hemostasis. A) Blood coagulation, platelet plug formation, blood vessel spasm B) Platelet plug formation, blood coagulation, blood vessel spasm C) Blood vessel spasm, platelet plug formation, blood coagulation D) Blood vessel spasm, blood coagulation, platelet plug formation 5. Select the statement about red blood cells that is incorrect. A) Mature red blood cells lack nuclei. B) Red blood cells contain hemoglobin. C) Deoxyhemoglobin carries oxygen. D) Red blood cells lack mitochondria. 6. The precursor of all lines of blood cells is the _______________. A) Myeloblast B) Hemocytoblast C) Proerythroblast D) Progranulocyte 7. The increase in antibody levels in a second antigen exposure is due to the _____. A) Memory B cell B) T cells C) Helper T cells D) B clones 8. When intra-alveolar pressure becomes greater than atmospheric pressure A) Air will flow out of the lungs. B) Air will flow into the lungs. C) There will be no air flow. D) Air will flow out of the lungs or there will be no air flow. E) None of these. 9. The entire sequence of events involved in the exchange of O2 and CO2 between the lungs and the environment is known as A) Internal respiration B) External respiration C) Ventilation D) Breathing E) Ventilation and breathing 10. Which activity below is not a respiratory event? A) Carbon dioxide is exchanged in the alveoli. B) Cells produce nitrogen by their metabolism. C) Gas exchange between tissues and the blood. D) Oxygen is exchanged in the alveoli. E) Pulmonary ventilation. (2) Name: ID: Group: 1. Choose the correct order for the steps of hemostasis. A) Blood coagulation, platelet plug formation, blood vessel spasm B) Platelet plug formation, blood coagulation, blood vessel spasm C) Blood vessel spasm, platelet plug formation, blood coagulation D) Blood vessel spasm, blood coagulation, platelet plug formation 2. Select the statement about red blood cells that is incorrect. A) Mature red blood cells lack nuclei. B) Red blood cells contain hemoglobin. C) Deoxyhemoglobin carries oxygen. D) Red blood cells lack mitochondria. 3. The precursor of all lines of blood cells is the _______________. A) Myeloblast B) Hemocytoblast C) Proerythroblast D) Progranulocyte 4. The increase in antibody levels in a second antigen exposure is due to the _____. A) Memory B cell B) T cells C) Helper T cells D) B clones 5. Antibodies are defense substances produced by the _____ cells. A) T-lymphocyte B) monocyte C) B-lymphocyte D) leukocyte 6. which blood cell can be described as being a biconcave disc? A) Platelet B) Neutrophil C) Eosinophil D) Erythrocyte 7. which clotting factor is released from damaged tissue, and initiates a chain of clotting events? A) Prothrombin B) Thrombin C) Fibrin D) Tissue thromboplastin 8. When intra-alveolar pressure becomes greater than atmospheric pressure A) Air will flow out of the lungs. B) Air will flow into the lungs. C) There will be no air flow. D) Air will flow out of the lungs or there will be no air flow. E) None of these. 9. The entire sequence of events involved in the exchange of O2 and CO2 between the lungs and the environment is known as A) Internal respiration B) External respiration C) Ventilation D) Breathing E) Ventilation and breathing 10. Which activity below is not a respiratory event? A) Carbon dioxide is exchanged in the alveoli. B) Cells produce nitrogen by their metabolism. C) Gas exchange between tissues and the blood. D) Oxygen is exchanged in the alveoli. E) Pulmonary ventilation. (3) Name: ID: Group: 1. When intra-alveolar pressure becomes greater than atmospheric pressure A) Air will flow out of the lungs. B) Air will flow into the lungs. C) There will be no air flow. D) Air will flow out of the lungs or there will be no air flow. E) None of these. 2. The entire sequence of events involved in the exchange of O2 and CO2 between the lungs and the environment is known as A) Internal respiration B) External respiration C) Ventilation D) Breathing E) Ventilation and breathing 3. Which activity below is not a respiratory event? A) Carbon dioxide is exchanged in the alveoli. B) Cells produce nitrogen by their metabolism. C) Gas exchange between tissues and the blood. D) Oxygen is exchanged in the alveoli. E) Pulmonary ventilation. 4. Antibodies are defense substances produced by the _____ cells. A) T-lymphocyte B) monocyte C) B-lymphocyte D) leukocyte 5. which blood cell can be described as being a biconcave disc? A) Platelet B) Neutrophil C) Eosinophil D) Erythrocyte 6. which clotting factor is released from damaged tissue, and initiates a chain of clotting events? A) Prothrombin B) Thrombin C) Fibrin D) Tissue thromboplastin 7. Choose the correct order for the steps of hemostasis. A) Blood coagulation, platelet plug formation, blood vessel spasm B) Platelet plug formation, blood coagulation, blood vessel spasm C) Blood vessel spasm, platelet plug formation, blood coagulation D) Blood vessel spasm, blood coagulation, platelet plug formation 8. Select the statement about red blood cells that is incorrect. A) Mature red blood cells lack nuclei. B) Red blood cells contain hemoglobin. C) Deoxyhemoglobin carries oxygen. D) Red blood cells lack mitochondria. 9. The precursor of all lines of blood cells is the _______________. A) Myeloblast B) Hemocytoblast C) Proerythroblast D) Progranulocyte 10. The increase in antibody levels in a second antigen exposure is due to the _____. A) Memory B cell B) T cells C) Helper T cells D) B clones Key answers (1) (2) (3) 1 C 1 C 1 A 2 D 2 C 2 B 3 D 3 B 3 B 4 C 4 A 4 C C 5 C 6 B 6 D 6 D 7 A 7 D 7 C 8 A 8 A 8 C 9 B 9 B 9 B 10 B 10 B 10 A 5 5 D