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What is the function of the hepatic portal circulation

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Reference no: EM133228230

Assignment:

Directions: After viewing the video on the sheep heart dissection, answer the following questions and submit.

  1. Compare the thickness of the myocardium in the left ventricle with that of the right ventricle. Describe the difference and discuss the reason for the difference.
  2. Explain the function of the atrioventricular and semilunar heart valves.
  3. Do arteries or veins have thicker walls? What would be the reason for this difference?
  4. Which types of blood vessels have valves? Why are the valves necessary?
  5. What is the function of the hepatic portal circulation (system)?
  6. Describe the function of the chordae tendineae in the heart.
  7. Discuss the role of the sinoatrial node in the heart.
  8. Blood pressure is measured as systolic pressure over diastolic pressure, such as 120/80 mmHg. What is happening during systolic pressure? What is happening during diastolic pressure?
  9. How does chronic (long-term) hypertension affect the heart? Be specific.
  10. Give two examples of how drugs affect the heart.

Reference no: EM133228230

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