Gaseous exchange in human

Which gas enter the lung?

• Oxygen

• Carbon dioxide

Tiny air sacs for gaseous exchange . It looks like grape

• Alveolus

• Blood capillary

• Lung

• Trachea

Tags

NGSS.MS-LS1-2

Exhale gas is

• Oxygen

• Carbon dioxide

Oxygen diffuses from

• Trachea to lung

• Alveolus to blood capillary

• Blood capillary to alveolus

• Lung to trachea

Gaseous exchange is by process of

• respiration

• diffusion

Tags

NGSS.MS-LS2-3

Carbon dioxide diffuses from ________ to alveolus

• trachea

• lung

• blood capillary

• bronchus

Name A

• Trachea

• Lung

• Alveolus

• Blood capillary

Name B

• Trachea

• Lung

• Alveolus

• Blood capillary

Oxygen diffuses in from

• A to B

• B to A

Carbon dioxide diffuses in from

• A to B

• B to A

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3