Inhaling And Exahling Book 2 Yr9

Question 1

Inhaling -diaphragm

Answer 1

Contracts and flattens

Question 2

Inhaling -intercostal muscles

Answer 2

Contract

Question 3

Inhaling -rib cage

Answer 3

Goes up and out

Question 4

Inhaling -chest cavity

Answer 4

1.Space increases

Question 5

Inhaling -lungs and chest cavity

Answer 5

Air pressure decreases

Question 6

Inhaling -lungs

Answer 6

Air pressure is lower than atmospheric pressure
Air pressure is drawn into lungs from higher pressure outside to lower pressure inside

Question 7

Exhaling -diaphragm

Answer 7

Relaxes and domes up

Question 8

Exhaling -intercostal muscle

Answer 8

Relax

Question 9

Exhaling -ribs

Answer 9

Moves down and in

Question 10

Exhaling -chest cavity

Answer 10

Volume in chest cavity decreases

Question 11

Exhaling -chest cavity and lungs

Answer 11

Air pressure increase

Question 12

Exhaling -lungs

Answer 12

Air pressure is higher than atmospheric pressure
It is forced out of the lungs from higher pressure inside to lower pressure outside

Question 13

Inhale

Answer 13

When we inhale the diaphragm moves down and the rib cage moves up and out

Question 14

Exhale

Answer 14

When we exhale, the diaphragm moves up, and the rib cage moves down in