Bio 100

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Author:
dmbertzyk60
ID:
76352
Filename:
Bio 100
Updated:
2011-03-31 01:42:56
Tags:
CVS MADER INQUIRY
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Description:
chapter 12
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  1. The three major types of blood vessels are _______.
    arteries, capillaries, and veins
  2. The heart contains chambers called the ______.
    atria and ventricles
  3. The chamber of the heart that receives oxygen-rich blood from the pulmonary veins is the ______.
    left atrium
  4. The right side of the heart pumps oxygen-poor blood into the ____ circuit, and the left side of the heart pumps oxygen-rich blood into the _____ circuit.
    pulmonary; systemic
  5. A recording of the electrical changes that occur in the heart is called a(an) ______.
    electrocardiogram
  6. An exchange of nutrients and wastes takes place across ________
    capillary
  7. The heart contains chambers called the ______.
    atria and ventricles
  8. The valves that lie between the atria and the ventricles are called the ________ valves.
    atrioventricular
  9. The atrioventricular valves are supported by strong fibrous strings called ________.
    chordae tendineae
  10. The SA node is found in ________.
    the upper wall of the right atrium
  11. Diastolic pressure occurs while the heart ventricles are _______.
    relaxing
  12. The _______ arteries are extremely important because they serve the heart muscle itself.
    coronary
  13. The blood always has less water concentration compared to tissue fluid because of the presence of ______, whose size prevents passage across the capillary wall.
    plasma proteins
  14. ______________ in the blood help(s) guard the body against invasion by microbes
    white blood cells
  15. The main mechanism to prevent loss of blood is ________.
    platelets participate in clotting
  16. The hormone _________ produced in the kidney stimulates the maturation of more red blood cells.
    erthropoietin
  17. Stem cells __________.
    are cells that are capable of dividing and producing cells that differentiate into particular types of cells
  18. Forms of white blood cells include _________.
    macrophages monocytes lymphocytes neutrophages
  19. ___________ develop(s) when the valves located in veins become weak and ineffective due to the backward pressure of blood.
    varicose veins
  20. The right side of the heart pumps oxygen-poor blood into the ____ circuit, and the left side of the heart pumps oxygen-rich blood into the _____ circuit.
    pulmonary; systemic
  21. These fibers consist of specialized cardiac muscle fibers that efficiently cause the ventricles to contract.
    Purkinje
  22. Blood pressure is measured by using a ______.
    sphygmomanometer
  23. BODY FLUIDS RELATED TO BLOOD
    WHAT ARE THE NAMES?
  24. An arterial wall has three layers including a layer of smooth muscle that can contract to regulate blood flow and blood pressure. Smaller arteries branch into a number of arterioles.
    arteries
  25. _______join arterioles to venules. They are extremely narrow and have thin walls.
    capillaries
  26. _____ and ____ take blood from the capillary beds to the heart. Veins often have valves that prevent blood from flowing backward when closed.
    Veins and venules

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