Parts of the Respiratory System

What is the part of the nervous system that is known as the "unconscious control center" located in the brain and responsible for vital functions such as breathing?

• Somatic Nervous System

• Autonomic Nervous System

• Central Nervous Sytem

• Peripheral Nervous System

Respiration is the process of exchange of _______ and ______.

• blood; air

• blood; oxygen

• oxygen; other gases

• oxygen; carbon dioxide

Which of the following is NOT a function of respiration?

• for breathing process

• exchange gases between blood and lungs

• oxidation of food by living cells

• involves in receiving information about the environment and generating responses to that information

It is also known as the windpipe which carries air from the throat into the lungs.

• trachea

• pharynx

• bronchi

• larynx

It is a small flip cartilage tissue that covers the trachea to prevent any solid object to pass in the lungs.

• larynx

• epiglottis

• pharynx

• nasal cavity

It serves as passage of both air and food.

• pharynx

• larynx

• epiglottis

• nasal cavity

What is the main function of the respiratory system?

• excretion of carbon dioxide

• gaseous exchange

• oxygenation of blood

• secretion of hormones

These are tiny sacs of lung tissue specialized for the movement of gases between air and blood.

• alveoli

• bronchi

• bronchioles

• coarse hairs

It is the passage that directs air into the lungs.

• bronchi

• bronchioles

• alveoli

• trachea

What can you infer about the function of the ribcage?

• It connects the trachea to the lungs.

• It delivers oxygen from the lungs to the bloodstream.

• it protects the lungs.

• It helps the lungs pump oxygen.