T5-1.- How the heart actually pumps blood

Descripción

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
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PEDRO ALVAREZ JIMENEZ
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Resumen del Recurso

Pregunta 1

Pregunta
The heart works as ________.
Respuesta
  • One pump
  • Two pumps

Pregunta 2

Pregunta
The left ventricle pumps blood through the aorta to the body. The right ventricle pumps blood through the pulmonary artery to ________.
Respuesta
  • The lungs
  • The brain
  • The kidney

Pregunta 3

Pregunta
When the heart is working inside the body, the job of the atria is to ________.
Respuesta
  • Increase the blood pressure
  • Suck blood from the incoming veins
  • Fill the ventricles

Pregunta 4

Pregunta
When you compress the heart in this demonstration, why does the water squirt out of the artery?
Respuesta
  • 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

Pregunta 5

Pregunta
The two sides of the heart can be described as
Respuesta
  • 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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