NR507 MIDTERM EXAM 2024 -2025 WITH VERIFIED QUESTIO NS AND CORRECT ANSWERS GRADED A+ The patient with sickle cell anemia is at high r isk for stroke? T or F - ANS-True Continuous increases in L ventricular filing pressures result in - ANS-pulmonary edema ratio of coronary capillaries to cardiac muscle - ANS-1/1 deficiencies in what can pr oduce depression of both B and T cell function - ANS-Zinc what is classified as a megaloblastic anemia - ANS-pernicious what type of antibody is involved in type 1 hypersensitivity reaction? - ANS-IgE how many days is the lifespan of an erythrocyte - ANS-100-120 days life span of platelets (days) - ANS-10 days the coronary ostia are in the - ANS-aortic valve if the SA node fails, what rate can the AV node depolarize - ANS-40 to 60 what is the most common cause of insufficient erythropoiesis in children - ANS-iron deficiency Decreased lung compliance means that the lungs are demonstrating which characteristic? - ANS-
Stiffness which statement about benign tumors are true - ANS-the c ells are well differentiated During an IgE - mediated hypersensitivity reaction, which leukocyte is activated - ANS-eosinophils hereditary spherocytosis is a result of - ANS-mild cellular dehydration. the mcv is low because of membrane loss and cell dehyd ration Cells that contain abnormal types of hemoglobin are more susceptible to infection by the parasite that causes malaria? T or F - ANS-False Which of the following statements are correct regarding thalassemia? - ANS-May have many possible genetic mutations There are four genes involved in encoding synthesis of alpha protein chains for Hb and are located on chromosome number 16. T or F? - ANS-True The pathophysiology of sickle cell anemia involves a single amino acid change on the beta -chain. T or F - ANS-True ______ involves a single amino acid change on the beta chain - ANS-Sickle cell anemia _____ Increased RBC hemoglobin S concentration, RBC dehydration, acidosis, and hypoxemia are all symptoms of what - ANS-Sickle cell anemia _____ may have many possible genetic mutations - ANS-Thalassemia ___ Ineffective erythropoiesis - ANS-thalassemia ____occurs primarily in persons from Southeast A sia and China - ANS-Thallasemia ___Thalassemia is similar to sickle cell anemia in that the individual with thalassemia - ANS-Inherits an abnormal Hb gene from both parents T or F. Cells that contain abnormal types of hemoglobin are more susceptible to i nfection by the parasite that causes malaria - ANS-FALSE Sickle cell anemia is an? - ANS-autosomal recessive genetic disorder T or F: the patient with thalassemia is at high risk for stroke - ANS-False Sickle cell anemia and thalassemia are more prevale nt in which of the following geographic areas? - ANS-Africa Coronary artery disease is mainly the result of - ANS-longstanding atherosclerosis Which of the following statements correctly describes the flow of blood between the heart and lungs - ANS-Oxygenated blood is transported from the lungs to the heart via the pulmonary veins Which of the following is a modifiable risk factor for CAD - ANS-Obesity Which of the following is non -modifiable risk factor for CAD - ANS-family history In CAD, pumping ability of the heart can be impaired due to the deprivation of oxygen. T or F - ANS-true
Stiffness which statement about benign tumors are true - ANS-the c ells are well differentiated During an IgE - mediated hypersensitivity reaction, which leukocyte is activated - ANS-eosinophils hereditary spherocytosis is a result of - ANS-mild cellular dehydration. the mcv is low because of membrane loss and cell dehyd ration Cells that contain abnormal types of hemoglobin are more susceptible to infection by the parasite that causes malaria? T or F - ANS-False Which of the following statements are correct regarding thalassemia? - ANS-May have many possible genetic mutations There are four genes involved in encoding synthesis of alpha protein chains for Hb and are located on chromosome number 16. T or F? - ANS-True The pathophysiology of sickle cell anemia involves a single amino acid change on the beta -chain. T or F - ANS-True ______ involves a single amino acid change on the beta chain - ANS-Sickle cell anemia _____ Increased RBC hemoglobin S concentration, RBC dehydration, acidosis, and hypoxemia are all symptoms of what - ANS-Sickle cell anemia _____ may have many possible genetic mutations - ANS-Thalassemia ___ Ineffective erythropoiesis - ANS-thalassemia ____occurs primarily in persons from Southeast A sia and China - ANS-Thallasemia ___Thalassemia is similar to sickle cell anemia in that the individual with thalassemia - ANS-Inherits an abnormal Hb gene from both parents T or F. Cells that contain abnormal types of hemoglobin are more susceptible to i nfection by the parasite that causes malaria - ANS-FALSE Sickle cell anemia is an? - ANS-autosomal recessive genetic disorder T or F: the patient with thalassemia is at high risk for stroke - ANS-False Sickle cell anemia and thalassemia are more prevale nt in which of the following geographic areas? - ANS-Africa Coronary artery disease is mainly the result of - ANS-longstanding atherosclerosis Which of the following statements correctly describes the flow of blood between the heart and lungs - ANS-Oxygenated blood is transported from the lungs to the heart via the pulmonary veins Which of the following is a modifiable risk factor for CAD - ANS-Obesity Which of the following is non -modifiable risk factor for CAD - ANS-family history In CAD, pumping ability of the heart can be impaired due to the deprivation of oxygen. T or F - ANS-true
