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T5-1.- How the heart actually pumps blood

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https://www.ted.com/talks/edmond_hui_how_the_heart_actually_pumps_blood?utm_campaign=tedspread&utm_medium=referral&utm_source=tedcomshare
PEDRO ALVAREZ JIMENEZ
Quiz by PEDRO ALVAREZ JIMENEZ, updated more than 1 year ago
PEDRO ALVAREZ JIMENEZ
Created by PEDRO ALVAREZ JIMENEZ over 1 year ago
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Resource summary

Question 1

Question
The heart works as ________.
Image:
1435535778heart Organ Animated Gif 5 (binary/octet-stream)
Answer
  • One pump
  • Two pumps

Question 2

Question
The left ventricle pumps blood through the aorta to the body. The right ventricle pumps blood through the pulmonary artery to ________.
Image:
A (binary/octet-stream)
Answer
  • The lungs
  • The brain
  • The kidney

Question 3

Question
When the heart is working inside the body, the job of the atria is to ________.
Image:
Human Heartbeat (binary/octet-stream)
Answer
  • Increase the blood pressure
  • Suck blood from the incoming veins
  • Fill the ventricles

Question 4

Question
When you compress the heart in this demonstration, why does the water squirt out of the artery?
Image:
B (binary/octet-stream)
Answer
  • The arterial valve sucks the water out of the ventricle
  • The atrio-ventricular valve has parachute-like flaps to stop the water coming out the top
  • The atrio-ventricular valve works like a rigid door to stop the water coming out the top

Question 5

Question
The two sides of the heart can be described as
Image:
A (binary/octet-stream)
Answer
  • Symmetrical- the left is just like the right
  • Asymmetrical- the right ventricle is thicker than the left
  • Asymmetrical- the left ventricle is thicker than the right
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