Module 5: The Heart Flashcards

1
Q

Open Circulatory System -Advantages

A
  1. Simple, easy to maintain
  2. Less energy, Lower pressures
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2
Q

Open Circulatory Systems - ppt 보기

A

Hemolmph in sinuses surrounding ograns
e.g. crustacean

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3
Q

Closed Circulatory Systems - ppt 보기

A

Small branch vessels in each organ
e.g. vertebrate

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4
Q

Closed Circulatory System - Advantages

A
  1. Higher pressures = increased efficiency for meeting high metabolic demand
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5
Q

Describes the human CV System - ppt 꼭보세용..

A
  1. Starting from the Right atrium, the right ventricle pumps the blood to the lung via
  2. the pulmonary artery,
  3. In the lung occurs gas exchanges via capillaries in both the right lung and left lung (blue: deoxygenated -> red: oxygenated)
  4. Then the blood goes back to the Left atrium via the Pulmonary vein 5. The left ventricle pumps blood via the Aorta
  5. To the brain and legs; gas exchanges occur at capillaries of the head and forelimbs and capillaries of abdominal organs and hind limbs (Red -> Blue)
  6. the blood from the head and leg goes back to the Right atrium
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6
Q

판막의 종류 (valves) - 이것도 ppt 참고해주세용,,

A

Right ventricle, Left ventricle 에 2개씩 있음 토탈4개
1. Semilunar valve
2. Atrioventricular valve - Prevent the backward flow of blood

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