Question

1. Which of the following is the function of the respiratory system?
a. absorption of nutrients c. gas exchange
b. transport of oxygen
d. skeletal support​

Answer 1

gas exchange is a correct answer

Answer 2

The main function of respiratory system is Gas exchange .

Hence option(c) is correct.

Functions of respiratory system include

• Gas exchange - oxygen and carbon dioxide

• Breathing - movement of air

• sound production

• Olfactory assistance - sense of smell.

• protection from dust and microbes entering body through mucus production, cilia and coughing.

•The function of respiratory system is to supply blood with oxygen in order for blood to deliver oxygen to all parts of the body. The respiratory system does this with through breathing. When we breathe, we inhale oxygen and exhale carbon dioxide.