§3.2 Circulatory systems [Topic 3 - organizing the world]- Year 2

• Science
• Middelbare school
• havo, vwo
• Leerjaar 2

Hw check:

check your hw answers

use a different colour 

show your work when called

Get ready

- TB p. 110

- notebook

- this lessonup

Topic 3

ORGANIZING THE WORLD

§3.2 The Circulatory system

p. 110-113

§3.2  - Learning goals

I can....

• describe the general components of a transport system and why they are important.
• describe the different types of blood vessels and their differences.
• list the parts of the heart.
• list the path of the blood flow through the heart.
• list the different components of blood and their functions.

p. 110-113

§3.2  - Key words

• Aorta
  
• Valves
• Blood
• Plasma
• Red blood cells
• White blood cells
• Platelets

p. 110-113

• Circulatory system
• Diffusion
• Arteries
• Capillaries
• Veins 
• Heart

§3.2  - The function of the Ciculatory system:

The system responsible for transport through the body:

- oxygen

- carbon dioxide

- nutrients

- waste

- water

- hormones

p. 110-113

§3.2  - How does this move around:

By means of a pump (the heart).

This pump is connected to a large system of tubes that run all through the body. (bloodvessels).

p. 110-113

p. 110-113

§3.2  - How does this move around:

The heart has four chambers: 

• 2 atria and 
• 2 ventricles

The right side receives oxygen poor blood 

and pushes it to the lungs

The left side receives oxygen rich blood 

and pushes it to the body 

Valves prevent backflow

p. 110-113

CIRCULATORY SYSTEM:

• LOOKS LIKE A FIGURE 8
• IS CONNECTED WITH RESPIRATION AND GAS EXCHANGE.

p. 110-113

Pay attention!!

Left is right and right is left!!

p. 110-113

answers:

1. pulmonary artery
2. vena cava
3. right atrium
4. tricuspid valve
5. right ventricle
6. pulmonary valve
7. aorta
8. pulmonary vein
9. left atrium
10. aortic valve
11. mitral valve (bicuspid)
12. left ventricle
13. apex
14. septum

p. 110-113

HW for next time:

• Complete the exercise of Topic 3.2 (p.114-121)
• Read Topic 3.3 (p. 122-125)
• Study the glossary of Topic 3.3 on Studygo.
• LABJOURNAL: prepare for the experiment: chicken heart

p. 114-121