Respiratory System Quiz Yr 8 Revision AI

Which of the following is not an organ of the respiratory system?

• lungs

• liver

• trachea

• heart

What is the primary organ responsible for gas exchange in the respiratory system?

• lungs

• heart

• liver

• stomach

What is the mechanism of breathing called?

• exhalation

• inhalation

• respiration

• ventilation

Which of the following is not a function of the respiratory system?

• Production of red blood cells

• Filtering of air

• Gas exchange

• Production of hormones

What is the process by which oxygen enters the bloodstream and carbon dioxide is removed?

• photosynthesis

• excretion

• digestion

• respiration

Which of the following is not a part of the respiratory system?

• Diaphragm

• Brain

• Lungs

• Heart

What is the function of the diaphragm in the respiratory system?

• The diaphragm produces mucus to lubricate the respiratory system.

• The diaphragm helps in the digestion process in the respiratory system.

• The diaphragm is responsible for filtering the air in the respiratory system.

• The function of the diaphragm in the respiratory system is to help with breathing by contracting and relaxing to expand and contract the lungs.

Where does gas exchange occur in the lungs?

• trachea

• alveoli

• esophagus

• bronchi

What is the purpose of the mucus in the respiratory system?

• To regulate body temperature.

• To provide oxygen to the body.

• To trap and remove foreign particles from the air we breathe.

• To produce sound during speech.

What is the role of the cilia in the respiratory system?

• The cilia in the respiratory system filter the air entering the lungs.

• The cilia in the respiratory system move mucus and foreign particles out of the airways.

• The cilia in the respiratory system help in the production of mucus.

• The cilia in the respiratory system aid in the absorption of oxygen.