2.4 Blood pressure & heart disease

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Slide 1: Vidéo
BiologieMiddelbare schoolhavo, vwoLeerjaar 2

Cette leçon contient 11 diapositives, avec quiz interactifs, diapositives de texte et 1 vidéo.

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Slide 1 - Vidéo

The pathway of blood from the heart to the lungs, back to the heart is called the .... circulation.

Slide 2 - Question ouverte

The pathway of blood that provides the tissues and organs with oxygen is called the ... circulation.

Slide 3 - Question ouverte

The ... circulation provides the cardiac muscle with blood.

Slide 4 - Question ouverte

ACTIVITY COPY & FILL IN THE TABLE BELOW
ARTERY
CAPILLARY
VEIN
a bit muscular
/ towards the heart / often deoxygenated blood / not muscular / muscular / has valves / small diameter / important for gas exchange / microscopic / towards organs / lower pressure / wide diameter / away from organs / high pressure / elastic walls / runs through organs or tissues / diameter 0.001 mm / away from the heart / often oxygenated blood / very low pressure 

Slide 5 - Diapositive

ARTERY
CAPILLARY
VEIN
  • away from the heart
  • often oxygenated blood
  • elastic walls
  • high pressure
  • towards organs
  • small diameter
  • muscular
  • a bit muscular
  • wide diameter
  • towards the heart
  • often deoxygenated blood
  • away from organs
  • has valves
  • very low pressure
  • not muscular
  • lower pressure
  • diameter 0.001 mm
  • microscopic 
  • important for gas exchange
  • runs through organs or tissues

Slide 6 - Diapositive

Why do arteries have muscular walls?

Slide 7 - Question ouverte

Why do capillaries have very thin walls?

Slide 8 - Question ouverte

Why do veins have valves?

Slide 9 - Question ouverte

What do you think about when you hear the terms heart disease & blood pressure?

Slide 10 - Carte mentale

ACTIVITY.
Read the text, answer the matching questions on the A3 paper. 
Next lesson, we will discuss the answers to the questions. 

Slide 11 - Diapositive