V3 bs 3 and 7

TODAY' S PLANNING

- Gas exchange (alveoli)

- Smoking and diseases

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Slide 1: Diapositive

BiologieMiddelbare schoolhavo, vwoLeerjaar 2

Cette leçon contient 21 diapositives, avec quiz interactif, diapositives de texte et 2 vidéos.

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TODAY' S PLANNING

- Gas exchange (alveoli)

- Smoking and diseases

Slide 1 - Diapositive

K.P.68

Slide 2 - Diapositive

Slide 3 - Diapositive

Slide 4 - Vidéo

moisture the alveolus

High oxygen concentration.

High carbon dioxide concentration.

one cell layer thick

cappilaries around the alveoli

oxygen goes into the red blood cells

oCarbon dioxide goes into the air

Red blood cell transport gasses

Slide 5 - Question de remorquage

BS 7 SMOKING - why is it bad?

Slide 6 - Diapositive

Quick summary:

RESPIRATION
VENTILATION
GAS EXCHANGE

Slide 7 - Diapositive

timer

15:00

Slide 8 - Diapositive

MAMMALS:

lungs (alveolar wall)
mucus
air
carried in the blood through the bloodvessels.
the lungs are made up of millions of tiny airsacs (alveoli)

Slide 9 - Diapositive

AMOEBA:

cell membrane
they live in water
water
through diffusion
folds in the cell membrane

Slide 10 - Diapositive

Slide 11 - Diapositive

WORMS:

the skin
the cover the skin with mucus
air (mostly)
through bloodvessels
through ridges in the skin

Slide 12 - Diapositive

Slide 13 - Diapositive

FISH:

in gills
with water
water
through bloodvessels
many gills overlapping on gill ridges

Slide 14 - Diapositive

Slide 15 - Diapositive

INSECT:

spiracles
water
air
through tubes called spiracles on the side of the body
the tubes go far into the body.

Slide 16 - Diapositive

Slide 17 - Diapositive

Slide 18 - Vidéo

www.blf.org.uk

Slide 19 - Lien

DISEASES:

ASTHMA
BRONCHITES
EMPHYSEMA
LUNG CANCER
DAMAGE FROM SMOKING/DRUGS

Slide 20 - Diapositive

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Complete worksheet bs 1 to 5

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Make exercise 28 and 30 (bs 7)