heart dissection
DESCRIPTION
Treball a l'aula sobre la disecció del cor.TRANSCRIPT
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• Instruccions a seguir pels alumnes per realitzar la pràctica “The
circulatory system”.
• By
• Mrs Olga (Doctor )
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The Circulatory The Circulatory systemsystemFifth gradeFifth grade
CEIP Pere IVCEIP Pere IV20 April, 201220 April, 2012
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What is The Circulatory
System?
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Dissect a lamb's heart
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What do we need?
• Gloves.Gloves.
• Heart of lamb.Heart of lamb.
• Tray.Tray.
• Straws.Straws.
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What do we need?
• Scissors.Scissors.
• Tweezers.Tweezers.
• Scalpel.Scalpel.
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The Heart
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Parts of your heart:•Pulmonary veins•Left atrium•Mitral valve•Left ventricle•Aortic valve•Aorta•Right atrium•Tricuspid valve•Right ventricle•Superior vena cava
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• Guide the heart, which note that has a flatter face(back) and a more convex (front) and ending in a point at the lower end. Place the heart on the dissection tray, resting on the back.
First:
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Second:Identify external parts of theheart and vessels in and out of this organ.Put a straw into:• Aorta• Pulmonary vein• Pulmonary artery• Superior vena cava
http://www.youtube.com/watch?feature=player_embedded&v=quD_W-Q8uMc
•Left Ventricle•Left Atrium•Right Ventricle•Right Atrium
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Third:• Make a cut with scissors, beginning in the
pulmonary artery. You can see the right ventricle.
• Make another cut, starting in the aorta. You can see the left ventricle.
• To compare the different wall thickness of both ventricles
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Finally:Identify :• Left atrium• Mitral valve• Left ventricle• Aorta• Right atrium• Tricuspid valve• Right ventricle
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Thank you very Thank you very much. do not much. do not
forget: PICK-UPforget: PICK-UP