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EMMANUEL COLLEGE / Biomed Engr/Joint / BIO 2137 / which of the following would decrease peripheral resistance to blood f

which of the following would decrease peripheral resistance to blood f

which of the following would decrease peripheral resistance to blood f

Description

School: Emmanuel College
Department: Biomed Engr/Joint
Course: Anatomy and Physiology 2
Professor: Bette weisse
Term: Spring 2017
Tags: Cardiovascular System Blood, Circulatory System, LYMPHATIC SYSTEM, and anatomy
Cost: 50
Name: Cardiovascular System
Description: Cardiovascular System Blood, Circulatory System, Lymphatic System Multiple Choice and Short Answer questions
Uploaded: 02/05/2017
6 Pages 52 Views 0 Unlocks
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Explain why the skin and mucous membranes are called the body's first line of defense?




Which function sums up the main function of the circulatory system as a whole?




Which is the correct sequence describing how the conduction system of the heart spreads impulses?



Biology 2137 Section 01 Anatomy and Physiology II Review for Exam 1 Wednesday, February 8, 2017 Topics: Material covered in lecture through Monday, February 6 Areas covered in class from chapters 17-We also discuss several other topics like horsehair nematomorpha symptoms
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21, handouts, Quiz 1, Immune system video Cardiovascular System: Blood, Heart, Blood Vessels Lymphatic System Immune System Format: multiple choice, matching, discussion questions (short and essay) Practice Questions: (These are sample questions; they are not the only areas that you need to know. All  material listed above is included, and the actual exam will be longer.) Multiple Choice (Circle one.) 1. Hematopoiesis is a. synthesis of blood cells b. synthesis of hemoglobin c. synthesis of erythrocytes d. destruction of old blood cells e. red blood cell count 2. Hemostasis is a. relative balance b. blood cell synthesis c. red blood cell balance in the blood d. stopping bleeding e. normal blood flow 3. Which is correct about carbon dioxide? a. it is attached equally to both the iron and globin part of hemoglobin b. it is attached to iron in hemoglobin c. it is attached to the heme component of hemoglobin, but not iron d. it is attached to the protein portion of hemoglobin 4. The sac around the heart is the a. endocardium b. epicardium c. pericardium d. myocardium 5. Most plasma proteins are made in the  a. kidney b. bone marrow c. plasma cells d. liver 6. Heart block a. is the same thing as a heart attack b. is when there is defective sympathetic nervous control of the heart c. is when there are impaired impulses from the atria to the ventricles d. is a condition where muscle tissue is weak 7. Which of the following would decrease peripheral resistance in a blood vessel? a. dilation of the blood vessel b. thickening of blood c. smoking d. arteriosclerosis1 8. The visceral serous pericardium is the same thing as the a. myocardium b. endocardium c. epicardium d. fibrous pericardium 9. The lymphatic system aids the a. venous system to collect water and solutes from tissues b. arterial system to bring water and solutes to tissues 10. Comparing sympathetic and parasympathetic control of the heart rate: a. The vagus nerve sends impulses directly to the heart muscle. b. The sympathetic nerves release norepinephrine at the heart. c. The acceleratory center is in the pons and the inhibitory center is in the medulla. d. Both types of nerves send impulses only to the SA node. 11. Congestive heart failure means a. incomplete closure of heart valves b. blockage of coronary artery c. low cardiac output d. impaired atrioventricular node  12. Increased parasympathetic impulses to the heart would a. have no effect on cardiac output per minute b. increase the cardiac output per minute c. decrease the cardiac output per minute 13. Natural killer cells work by a. phagocytosis b. making antibodies in tissues c. transforming into B cells d. destroy cancer and virus-infected cells e. destroy bacteria  14. Blood viscosity is due primarily to a. blood volume b. plasma proteins and red blood cells c. blood vessel diameter d. blood glucose e. white blood cells and platelets 15. Which statement is true about blood pressure and velocity? a. blood pressure is lower in capillaries than in veins b. blood pressure is equal in arteries, veins and capillaries c. blood velocity is slower in capillaries than in veins d. blood velocity is equal in arteries, veins and capillaries 16. The vasomotor center of the brain is in the a. hypothalamus b. medulla oblongata c. midbrain d. pons e. thalamus 17. Which B vitamin is vital for red blood cell synthesis? a. thiamin b. riboflavin c. niacin d. folic acid2 18. Vascular spasm is a. blood vessel constriction if the body has not moved for a long time b. formation of a blood clot in a blood vessel c. pain in blood vessel during hardening of the arteries d. constriction of a blood vessel when there is a cut 19. Systole means a. normal cardiac rhythm b. increased pulmonary circulation c. contraction of a heart chamber d. blocked coronary artery e. irregular functioning in the SA node of the heart 20. Cardiac output is a. the same as stroke volume b. the same as the heart rate c. heart rate multiplied by the stroke volume d. stroke volume multiplied by the volume of venous return  e. volume of the aortic arch times the heart rate  21. The blood vessel where the blood pressure is the highest is the a. vena cava b. capillaries c. veins in the legs d. arteries in the head e. aorta 22. In blood clotting a. prothrombin is formed by stimulation by fibrin b. fibrinogen is formed from prothrombin c. thrombin stimulates the formation of fibrin d. thrombin reacts with fibrin to form a clot 23. Which is the correct sequence describing how the conduction system of the heart spreads impulses? a. SA node to AV node to purkinje fibers to AV bundle to bundle branches b. SA node to AV node to AV bundle to bundle branches to purkinje fibers c. AV node to AV bundle to bundle branches to SA node to purkinje fibers d. AV node to SA node to AV bundle to bundle branches to purkinje fibers 24. The function of red bone marrow is  a. synthesis of cardiac muscle cells b. synthesis of plasma c. synthesis of blood cells d. maintain vascular muscle tone 25. Valves are not found in the a. heart b. lymphatic vessels c. veins d. arteries 26. In an electrocardiogram, the T wave corresponds to  a. impulse spreading through atria b. impulse spreading to ventricles c. repolarization of ventricles d. interval between depolarization of atria and ventricles3 27. The first heart sound is created by the closing of the a. semilunar valves b. atrioventricular valves 28. Which function sums up the main function of the circulatory system as a whole? a. pressure b. transportation c. secretion d. synthesis e. gas exchange 29. Plasma is a. whole blood minus red blood cells b. whole blood minus all blood cells c. whole blood minus all blood cells and plasma proteins d. the liquid left after blood clots e. c and d are both true 30. Formed elements of the blood make up about which % of the total volume? a. 15 b. 25 c. 35 d. 45 e. 55 Matching A. Match the function to the correct type of leukocyte. _____1 neutrophils a. allergies  _____ 2 lymphocytes b. phagocytosis in chronic infections _____ 3 basophils c. make antibodies _____ 4 monocytes d. inflammation  _____ 5 eosinophils e. phagocytosis in acute infections B. Match the definition to the term. _____ 1 neutrophil a. hormone stimulating red blood cell synthesis _____ 2 erythropoietin b. hormone stimulating platelet synthesis _____ 3 myeloid tissue c. fragmenting of this cell makes platelets _____ 4 hemocytoblast d. polymorphonuclear leukocyte _____ 5 megakaryocyte e. stem cell for blood cells in bone marrow _____ 6 thrombopoietin f. red bone marrow C. Match the effect on blood vessels to the substance (specify a or b). _____ 1 antidiuretic hormone a. vasocontriction _____ 2 angiotensin II b. vasodilation _____ 3 norepinephrine _____ 4 atrial natriuretic peptide4 D. Match the function to the protein. _____ 1 hemoglobin a. blood clotting factor _____ 2 albumin b. formed in clotting process and tangles blood cells _____ 3 gamma globulin c. important for osmotic pressure, buffer, & transporting lipids _____ 4 beta globulin d. transports gases in RBCs _____ 5 fibrin e. antibody _____ 6 prothrombin f. transports lipids and metals in blood Discussion Questions 1. Explain the functions of each of these cell types. a. plasma cells – b. reticuloendothelial cells - c. T cells - 2. Explain why the skin and mucous membranes are called the body's first line of defense?  3. What are 3 functions of the spleen? 4. What are the 3 types of tonsils? 5. Explain these terms: varicose veins - atherosclerosis - peripheral resistance - thoracic duct - respiratory “pump” – 6. Which blood type, A, B, AB, or O and positive or negative is the true universal donor? Why? 7. Explain the difference between hydrostatic pressure and osmotic pressure. 8. Explain how heart rate can affect blood pressure and how blood pressure can affect heart rate.5 Answer Key to Multiple Choice and Matching Multiple Choice 1a 2d 3d 4c 5d 6c 7a 8c 9a 10b 11c 12c 13d 14b 15c 16b 17d 18d 19c 20c 21e 22c 23b 24c 25d 26c 27b 28b 29b 30d Matching A. 1e 2c 3d 4b 5a B. 1d 2a 3f 4e 5c 6b C. 1a 2a 3a 4b D. 1d 2c 3e 4f 5b 6a6

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