The Breathing System Flashcards Preview

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Flashcards in The Breathing System Deck (12):
1

Nose

The nose is for breathing in air.

2

Mouth

The mouth is for breathing out air.

3

Trachea

The air goes down the trachea before going into the lungs.

4

Rings of cartilage

Rings of cartilage hold the trachea up.

5

Ribcage

The ribcage protects your lungs and heart.

6

Intercostal muscle

The intercostal muscles make the ribs contract and expand.

7

Bronchus

The bronchus gets the air from the trachea into the lungs.

8

Bronchiole

The bronchioles take the air from the bronchus and into the alveoli.

9

Lung

The lung's main job is to help oxygen enter red blood cells, to be carried around the body.

10

Diaphragm

The diaphragm separates the lower and upper part of your body. When it contracts your lungs expand.

11

Heart

The heart pumps blood around your body.

12

Alveoli

The alveoli is where gas exchange happens.