Biology

  1. Which of the following has a 4-chambered heart like human?




    C. A and B
  2. Which structure does blood pass through immediately before entering the right atrium?




    C. vena cava
  3. Major cardiovascular disorders include all of the following EXCEPT:



    B. diabetes
  4. Veins primarily depend upon which of the following forces to return blood to the heart?



    B. skeletal muscle contraction
  5. The fluid under a blister or the lymph tha bathes the interstitial spaces between organs is very watery compared with the viscosity of blood plasma. Why?




    D. large molecules, such as plasma albumin, never cross the capillary wal into tissue fluid
  6. The greek root words for "heart" and "vessels" underlies the term:




    A. cardiovascular
  7. The primary function on the pulmonary circuit is:



    B. the release of carbon dioxide and the absorption of oxygen by the blood
  8. A person who is B positive will have:




    E. B antigens, antibodies to A, and Rh antigens
  9. Cnidaria and flatworms exchange gases and remove wastes by way of their:




    C. gastrovascular cavities
  10. Which structure does blood pass through immediately before it enters the left ventricle?




    C. atrioventricular valve
  11. What 2 forces control the movement of fluid through the capillary wall?



    D. blood pressure and osmotic pressure
  12. The latin root word for "great artery" underlies the term:




    B. aorta
  13. Which statement is NOT true about red blood cells?




    E. they are mainly produced in the liver
  14. A heart murmur is a distortion of the heartbeat due to blood flowing back through a valve that should be closed. If the heart sound is lub-dub-ssshhh, the most likely cause is a failure of the :




    E. atrioventricular valve
  15. The structure that absorbs nutrients from the small intestines and delievers the nutrients in the blood to the liver is the



    C. hepatic portal vein
  16. Match the type of circulatory system with the organismin which its found:
    1. grasshoppers
    2. earthworms
    3. clams and oysters
    open circulatory system__
    closed circulatory system__
    open circulatory system__
    • open circulatory system 1
    • closed circulatory system 2
    • open circulatory system 3
  17. The circulatory system is the only way by which an animal can supply oxygen and nutrients to its cells, or remove waste materials from the cells
    True of False
    False
  18. It is estimated that if all the blood vessels in a human were connected end to end, the total distance would reach around the earth at the equator 2 times.
    True of False
    True
  19. Which of these white blood cells are phagocytic?




    D. both neutrophils and macrophages
  20. Which best describes an antigen?



    C. a protein or polysaccharide that is recongnized as foreign by a cell of the immune system
  21. Which organism has hemglodin located in the fluid portion of the blood, giving it a red apperance?




    D. earthworm
  22. What would you find in the heart of an amphibian?




    B. 2 atria and one ventricle
  23. The human heart is composed of:




    D. all of the choices are correct
  24. Normal blood pressure in a 25 year old person would likely ebe close to ___mm Hg.




    D. 120/80
  25. Which kind of white blood cell is involved in the production of antibodies?




    C. B lymphocytes
  26. Which would you find in the heart of a fish?




    E. 1 atrium and 1 ventricle
  27. Describe the events that occur in the clotting of blood by choosing the correst sequence of statements that outlines the process:
    1. platelets and injured tissue release prothrombin activator
    2. the activated fragments join end to end, forming long threads
    3. platelet clump at the sight of puncture and partially seal the leak
    4. fibrin threads wind around the platelet plug in the damaged area and provide a framwork for the clot
    5. thrombin, acting a an enzyme, severs 2 amino acid chains (activated fragments) fromo each fibrinogen molecule
    6. prothrombin activator converts prothromin to thrombin
    7. red blood cells are trapped within the fibrin framework forming a clot.



    A. sequence 3,1,6,5,2,4,7
  28. What would you find in the heart of most reptiles?




    E. 2 atria and a partially divided ventricle
  29. The vibration felt in arterial walls due ro expansion of the aorta following ventricle contraction is the:



    B. pulse
  30. A portal system carries blood from one organ to another without passing throughout the heart
    True or False
    True
  31. The pacemaker of the cardiac conduction system is the:



    A. sinoatrial node
  32. The greek root word for "contraction" underlies the term:




    C. systole
  33. The hemocoel is an open space in an insect that contains blood outside of the vessels
    True of False
    True
  34. The sound of the heartbeat is made when the ventricles contract to pump blood out of the heart.
    True or False
    False
  35. What would cause youto believe that someone has a heart murmur?



    A. irregular heart sounds instead of sharp lub-dub sounds
  36. After leaving out left ventricle, blood next passes through the:




    A. semilunar valve
  37. " Artery" and "vein" are defined by whether they leave or enter the heart. If they were defined by whether the carried oxygenated or deoxygenated blood, we would have to change the name(s) of :




    A. the pulmonary artery and vein; they would have to be switched
  38. When you step on a cochroach or smash a fly, the blood appears colorless because



    C. it does not contin hemoglobin or any other respiratory pigment
  39. Which type of blood component is involved in the initiation of clotting?



    D. platelets
  40. The leading cause of preventble death in the US is cardiovascualr disease. Which of the following are lifestyle modifications that would lower a persons risk of CVD?



    C. all of the choices are means of lowering rish of CVD
  41. What would you find the heart of a human?




    B. 2 atria and 2 ventricles
  42. sphincter muscles regulate the opening and closing of the capillary beds, directing the flow of blood to different areas of the body depending on the bodys needs.
    True of False
    True
  43. The coronary arteries are important because they serve the:




    C. heart
  44. The vessels in our circulatory system that allow molecules to diffuse across to tissues are:
    A arteries
    B. veins
    C. capillaries
    D. lymph vessels
    E. venules
    C. capillaries
  45. All capillary beds have blood running to them at all times
    True or False
    False
Author
Anonymous
ID
81533
Card Set
Biology
Description
Ch 32
Updated