BIO 202 QUIZ 1.

BIO 202 QUIZ 1. BIO202_MH_V3 Topic 1: Cardiovascular System: Blood Started on Tuesday, October 16, 2018, 1:11 AM State Finished Completed on Tuesday, October 16, 2018, 1:51 AM Time taken 40 mins Grade 32.00 out of 40.00 (80%) Feedback You’re off to a good start. "A course grade of 70% is required to request a transcript. You’ve met that for the first exam already, but if you want to reattempt for a higher grade you can retake this assessment (only the first graded assessment in this course can be retaken). Study hard for each exam, and consider using tutoring anytime you get stuck. Remember that 10 hours of tutoring are provided to you through your StraighterLine membership. Top of Form Question 1 Correct 2.00 points out of 2.00 Flag question Question text All of the following describe ways that blood helps maintain homeostasis, except Select one: a. stabilizing body fluids. b. transporting carbon dioxide. c. limiting the spread of pathogens. d. transporting nutrients. e. secretion of neuropeptides. Feedback The correct answer is: secretion of neuropeptides. Question 2 Correct 2.00 points out of 2.00 Flag question Question text Which of the following is NOT a form of hemoglobin found in the developing human? Select one: a. adult b. embryonic c. adolescent d. fetal Feedback The correct answer is: adolescent Question 3 Correct 2.00 points out of 2.00 Flag question Question text Mature erythrocytes Select one: a. have a centrally located nucleus. b. are actually just cellular fragments. c. contain hemoglobin in their cytoplasm. d. mature from cells called megakaryocytes. e. do not contain protein. Feedback The correct answer is: contain hemoglobin in their cytoplasm. Question 4 Correct 2.00 points out of 2.00 Flag question Question text Bilirubin Select one: a. is found in white blood cells. b. may be reused in erythropoiesis. c. is formed from the globin groups of hemoglobin. d. is made from bile. e. may build up in the circulation and cause jaundice. Feedback The correct answer is: may build up in the circulation and cause jaundice. Question 5 Correct 2.00 points out of 2.00 Flag question Question text Functions of plasma proteins include Select one: a. body temperature regulation. b. regulation of osmotic pressure. c. transportation of oxygen and carbon dioxide. d. serving as a source of energy for metabolism. Feedback The correct answer is: regulation of osmotic pressure. Question 6 Correct 2.00 points out of 2.00 Flag question Question text The globulins are important plasma proteins that functions primarily in . Select one: a. gas transport b. pH control c. hormonal regulation d. thermoregulation e. immunity Feedback The correct answer is: immunity Question 7 Correct 2.00 points out of 2.00 Flag question Question text Which of the following is (are) associated with decreased hematopoiesis? Select one: a. hemorrhage b. vitamin B12 deficiency c. iron deficiency anemia d. restricted blood flow to the kidney e. both vitamin B12 deficiency and iron deficiency anemia Feedback The correct answer is: both vitamin B12 deficiency and iron deficiency anemia Question 8 Correct 2.00 points out of 2.00 Flag question Question text Which of the following is NOT a consequence of sickle-cell anemia? Select one: a. Red blood cells take on the sickle shape when oxygen levels are low. b. Sickle-shaped red blood cells can become lodged in capillaries. c. Tissue damage from decreased blood supply. d. Sickle-shaped red blood cells are less likely to rupture. Feedback The correct answer is: Sickle-shaped red blood cells are less likely to rupture. Question 9 Correct 2.00 points out of 2.00 Flag question Question text When a person develops a sore throat, white blood cells are drawn to the area of infection by a process called Select one: a. chemotaxis. b. diapedesis. c. margination. d. ameboid movement. e. attraction. Feedback The correct answer is: chemotaxis. Question 10 Correct 2.00 points out of 2.00 Flag question Question text Which of the following is an agranulocyte? Select one: a. eosinophil b. basophil c. neutrophil d. monocyte e. erythrocyte Feedback The correct answer is: monocyte Question 11 Correct 2.00 points out of 2.00 Flag question Question text Fibrinolysis is responsible for Select one: a. activation of the intrinsic pathway of coagulation. b. activation of the extrinsic pathway of coagulation. c. clot retraction. d. clot dissolution. e. clot consolidation. Feedback The correct answer is: clot dissolution. Question 12 Correct 2.00 points out of 2.00 Flag question Question text Which of the following would lead to increased erythropoiesis? Select one: a. increased environmental O2 levels b. increased erythropoietin levels c. increased blood pH d. increased blood pressure e. increased CO2 levels Feedback The correct answer is: increased erythropoietin levels Question 13 Correct 2.00 points out of 2.00 Flag question Question text A person with type O blood should receive a blood transfusion from a donor with Select one: a. type A blood. b. type B blood. c. type O blood. d. type AB blood. e. any type of blood. Feedback The correct answer is: type O blood. Question 14 Correct 2.00 points out of 2.00 Flag question Question text In hemolytic disease of the newborn, Select one: a. antibodies from the mother cross the placenta and affect the fetus. b. hemolysis of white blood cells may occur. c. fibrin is hydrolyzed. d. the mother frequently dies during childbirth. e. antibodies from the fetus cross the placenta and affect the mother. Feedback The correct answer is: antibodies from the mother cross the placenta and affect the fetus. Question 15 Correct 2.00 points out of 2.00 Flag question Question text When a person is transfused with the wrong blood type, Select one: a. the white cells clot. b. hemorrhaging occurs. c. fibrinogen is activated. d. the erythrocytes agglutinate. e. they bleed to death. Feedback The correct answer is: the erythrocytes agglutinate. Question 16 Correct 2.00 points out of 2.00 Flag question Question text On which chromosome is there a mutation that leads to sickle cell anemia? Select one: a. chromosome 3 b. chromosome 11 c. chromosome 14 d. chromosome 21 Feedback The correct answer is: chromosome 11 Question 17 Incorrect 0.00 points out of 2.00 Flag question Question text Which plasma protein is correctly matched to its function? Select one: a. fibrinogen - transport of fatty acids b. albumin - helps to fight infection c. globulin - transport and immunity d. globulin - blood clotting Feedback The correct answer is: globulin - transport and immunity Question 18 Incorrect 0.00 points out of 2.00 Flag question Question text Which of the following is mismatched? Select one: a. blood typing - determines ABO and Rh blood groups of a blood sample b. blood crossmatch - donor and recipient blood cells are mixed together c. complete blood count - includes RBC and WBC counts d. differential count - determines the percent of each kind of leukocyte in the blood e. hematocrit - percentage of total blood volume composed of RBCs Feedback The correct answer is: blood crossmatch - donor and recipient blood cells are mixed together Question 19 Not answered Points out of 2.00 Flag question Question text A deficiency of which of the following stem cells would result in a marked increase in the clotting time of blood? Select one: a. lymphoblast b. megakaryoblast c. monoblast d. myeloblast e. proerythroblast Feedback The correct answer is: megakaryoblast Question 20 Not answered Points out of 2.00 Flag question Question text Which of the following cell types is an immature red blood cell? Select one: a. erythrocyte b. reticulocyte c. thrombocyte d. monocyte e. leukocyte Feedback The correct answer is: reticulocyte Bottom of Form Finish review Skip Quiz navigation Quiz navigation