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BIOS 255n DeVry Week 4 Midterm Exam

Question 4. Question :

Question 4. Question : (TCO3) Reduced vitamin B12 absorption from the small intestine due to reduced intrinsic factor production from the stomach results in a condition called o o o o o hemorrhagic aplastic anemia megaloblastic anemia pernicious anemia iron deficiency anemia Question 5. Question : (TCO3) Serum is o o o o o The same as plasma plasma without the clotting factors the same as lymph formed during the first step in blood clotting pulmonary interstitial fluid Question 6. Question : (TCO3) Which of the following precursor cells give rise to T-cells? o o o o o myeloid stem cells meyloblasts lymphoid stem cells proerythroblast megakaryoblast Question 7. Question : (TCO3) Which of the following opposes the action of thromboxane A2 by inhibiting platelet adhesion and release? o o o o o heparin fibrinogen plasmin antithrombin prostacyclin Question 8. Question : (TCO3) Myeloid stem cells reside in o o o o o the blood the yellow marrow the thymus gland the red marrow the spleen Question 9. Question : (TCO1) The tough, inelastic dense connective tissue that surrounds the heart is called the o o endocardium pleura

o o o serous pericardium fibrous pericardium epicardium Question 10. Question : (TCO1) During heart transplants, the ______ nerves are severed resulting in a faster resting heart rate (approximately 100 beats per minute) after the transplant o o o o o glossopharyngeal cardiac accelerator vagus phrenic cervical spinal Question 11. Question : (TCO1) Which of the following factors lead to depressed cardiac output? o o o o o acidosis alkalosis hypoxia all of the above none of the above have any depressive effects on the heart Question 12. Question : (TCO1) If a person’s resting heart rate is 70 and their resting stroke volume is 60 ml of blood, then their cardiac output is _______ L/min o 10 o 4200 o 4.2 o 130 o 1.3 Question 13. Question : (TCO1) The purpose of the foramen ovale during fetal life is to o o o o o have the blood bypass the stomach have the blood bypass the liver have the blood bypass the lungs have the blood bypass the placenta have the blood bypass the brain Question 14. Question : (TCO1) Heart murmurs are often heard in individuals with abnormalities in the ____ of the heart. o o o o o valves myocardium SA node AV node endocardium

Devry BIOS255N Week 4 Midterm Exam Answers
Devry BIOS255N Week 4 Midterm Exam Answers
Devry BIOS255N Week 4 Midterm Exam Answers
Devry BIOS255N Week 4 Midterm Exam Answers
DEVRY BIOS 267 Week 4 Homework NEW