Bio 202 Final Exam Review Questions with Correct Answers

What is the normal ph range of blood? Correct Answer 7.35-7.45 Which vein is a common location for venipuncture? Correct Answer median cubital vein What are the 4 main functions of blood? Correct Answer -transportation of metabolic wastes -transportation of oxygen -protection from disease -protection from a loss of blood What is plasma is mostly made up? Correct Answer water In the process of recycling hemoglobin, what is the proper pathway in the recycling and conversion of the heme part? Correct Answer Heme -> biliverdin -> bilirubin -> urobilinogen -> stercobilin -> feces In the process of recycling hemoglobin, where iron is stored in tissue it is bound to Correct Answer Ferritin A low white blood cell count is known as Correct Answer leukopenia In adults, new red blood cells are formed in the Correct Answer red bone marrow Which hematopoietic growth factor is responsible for an increase with the number of platelets? Correct Answer thrombopoietin In the extrinsic pathway in blood clotting, tissue factor combines with Correct Answer activated X to form prothrombinase In the the common pathway in blood clotting, Correct Answer prothrombin is converted to thrombin What is an embolus Correct Answer a blood clot or other mass that has detached and is moving in the bloodstream What is hemophilia? Correct Answer inability to form blood clots What are the effects of epinephrine and norepinephrine on the heart? Correct Answer it increases the strength of the contractions and it increases the heart rate What is the role of the chordea tendineae? Correct Answer to keep the atrioventricular valves closed during ventricular systole