Heart Exame Review

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Author:
cbr1ryder
ID:
44056
Filename:
Heart Exame Review
Updated:
2010-10-21 18:09:13
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Autry
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Description:
Dr. G exame review
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  1. Thickest walled, powerfull chamber of the heart
    Left Ventricle
  2. Large vessels returning blood to the right atium
    Superior and inferior vena cava
  3. Thinnest walled blood vessels
    Capillaries
  4. Inner lining of the heart
    Endocardium
  5. Last valve which blood passes through on its way out of the heart
    Aortic valve
  6. Active phase of the cardiac cycle _________ resting phase __________
    • Systole
    • Diastole
  7. Outer layer of the heart
    Epicardium
  8. Muscular layer of the heart
    Myocardium
  9. Normal heart mechanism, but slow
    Bradycardia
  10. Normal heart mechanism, but fast
    Tachycardia
  11. Range for normal adult heart rate
    60-100
  12. Valve between left atrium & ventricle
    Mitral
  13. Tricuspid valve seperates which two chambers
    • Right atrium,
    • Right ventricle
  14. Force the ventricles must pump against
    After load
  15. Superior vena cava delivers blood to the
    Right atria
  16. Outside covering or sac surrounding the heart
    Pericardium
  17. Thin-walled upper heart chambers, receiving blood from the
    Atria
  18. Valve between right ventricle & pulmonary artery
    Pulonary valve
  19. Umbilical cord- how many veins, how many arteries?
    1 vein & 2 arteries
  20. List in order the components of the hearts electrical conduction system
    • SA node
    • AV node
    • Bundel of his
    • Bundle branch
    • Perkinje fibers
  21. Medical term for heart attack
    Myocardial infarction
  22. Cause of pulmonary vasoconstriction
    • Hypoxia
    • Hypercapnia
    • acidema
    • High altitude
  23. Vessels which return blood to the heart?
    Veins
  24. Vessels which supply blood, O2, neutrients to the heart muscle?
    Coronary arteries
  25. Universal blood doner type
    O
  26. Heart's rest period between contraction?
    Diastole
  27. Vessels which carry blood, O2, nutrients out to the body?
    Arteries
  28. Average PO2 in the umbilical arteries during fetal life?
    20mm Hg
  29. Differences between fetal circulation & adult circulation?
    • Foramen ovale
    • Ductus arteriosis
    • Ductus venosus
  30. Most oxygenated blood from the placenta enters the _______ via the ______
    Right atrium, Umbilical cord
  31. Alveoli count in a normal newborn?
    24 million
  32. Approximate tidal volume in a normal newborn
    15 ml
  33. Medical term for red blood cells?
    Erythrocyte
  34. Medical term for white blood cells?
    Leukocyte
  35. Three primary functions of the blood?
    Carry O2, Nutrients, & defend aginst infection
  36. What happens in the heart during the P wave?
    Atrial contraction
  37. What happens in the heart during the QRS complex?
    Ventricular contraction
  38. What happens in the heart during the T wave?
    Ventricular relaxtion
  39. What is the normal duration of the PR interval?
    .12 to .20 sec.
  40. CO=______X______
    • SV=stroke volume
    • HR=heart rate
  41. BP=_________X________
    • CO=cardiac output
    • SVR=systemic vascular resistance

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