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5 Written questions

5 Matching questions

  1. Two mechanisms that regulate the circulatory system are?
  2. Why is aspirin given to individuals who have had a stroke or heart attack?
  3. There are 5 types of blood vessels. Name them.
  4. What are veins?
  5. What is the function of the circulatory system?
  1. a 1- Largest is arteries
    2- Arterioles (smallest artery)
    3-Capillaries (from the arterioles)
    4- Venules (capillaries join to form venules) which begin the process of returning blood to the heard.
    5- Veins (venules join to form veins), the larger blood vessels which complete the return of blood from capillaries to the heart.
  2. b Its an important communication and transport channel with networks, in the form of blood vessels, linking various tissues.
  3. c Function is to return deoxygenated blood to the heart; high amount of smooth muscle in walls.
  4. d Because aspirin, given in small doses, inhibits some of the platelet functions, like clotting formation.
  5. e Neural and Endocrine

5 Multiple choice questions

  1. prevents the heart from expanding too much, it hold the heart in position and encloses fluid.
  2. 1) Neutrophils (the most common are phagocytic; 55% - 70% of total white blood count). They seek out bacteria and ingest and kill them. They are near sites of injury2) Eosinophils (2-5% of total blood count). They attack parasites and are responsible for allergic response within the blood.3) Basophils (less than 1% of total wbc count) secrete anti-coagulant and antibodies. 4) Monocytes (5%-8% in total wbc count) are the largest of the wbc and they act as macrophages and remove foreign particles; play a key role in immunity. 5) Lymphocytes role in recognizing self and nonself, they can only recognize certain antigens.
  3. Pump blood throughout the entire body.
  4. Fluid part of the blood, comprises 55% of the total blood volume and consists primarily of water (91.5%).
  5. A few days to a couple of months.

5 True/False questions

  1. Where is the heart located?It rests on the diaphragm, wedged between the lungs in the mediastinum of the thorax (mediastinum is the part of the thoracic cavity located between the lungs).

          

  2. Systole (contraction) and Diastole (relaxation) are all part of the ___________?Cardiac cycle.

          

  3. The heart is surrouned by a serous sac reinforced by dense connective tissue called the ?1- Largest is arteries
    2- Arterioles (smallest artery)
    3-Capillaries (from the arterioles)
    4- Venules (capillaries join to form venules) which begin the process of returning blood to the heard.
    5- Veins (venules join to form veins), the larger blood vessels which complete the return of blood from capillaries to the heart.

          

  4. What is Heparin?The clotting mechanism.

          

  5. What is Hemoglobin?Its an anti-clotting mechanism.

          

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