Question

External respiration vs internal respiration

Answer 1

external respiration is a type of respiration that happens in the outside of our body. for example - tracheal respiration.
internal respiration is a type of respiration that happens inside the body.for example -
human respiration

Answer 2

$<b><marquee>ANSWER</marquee>$

→External Respiration:

• It includes Respiration occuring in lungs.

• In this process CO2 from lung capillaries diffuse into the lungs.

• In this process O2 from lungs enters in the lung capillaries.

• The exchange of gases takes place between the blood and surrounding medium.

→Internal Respiration:

• It includes Respiration occuring in Tissues.

• In this process, CO2 from tissue enters into the blood.

• In this process, O2 from blood enters in the tissue cells.

• The exchange of gases takes place between the blood and tissues of the body.