2TTO u3 b3: heart

• Biologie
• Middelbare school
• vwo
• Leerjaar 2

lesson plan 13-01

-Review questions of basics 2

-discuss homework

-discuss basics 3: the heart.

-Questions about the heart.

Goals:

-I can state the function of the two types of circulation in the human body.

-I can name the chambers and directly attached blood vessels of the human heart.

Homework b2

-discuss exercises 8 + 9 of unit 3 basics 2

Which colour is blood in images of the heart.

1. left is dark, right is light
2. left is light, right is dark
3. Left is red, right is blue
4. Right is red, left is blue

What is the main difference between a single and a double circulatory system?

Which animals have a single circulatory system?

Why do warmblooded animals have a double circulatory system?

Which artery is oxygen-poor?

1. Aorta
2. Superior vena cava
3. Inferior vena cava
4. Pulmonary artery

Where can you find AV-valves?

1. Between the atria and ventricles.
2. Between the left ventricle and aorta.
3. Between the right ventricle and aorta.
4. Between the left ventricle and pulmonary artery.

Coronary arteries:

1. Bring O2 and nutrients to the heart.
2. Bring CO2 and waste products to the heart.
3. Take away O2 from the heart.

How is a double circulatory system more efficient for transporting oxygen?

homework basics 3

-Do ex. 12, 13, 16, 17