Respiratory System Quiz

What is the main function of the respiratory system?

• The main function of the respiratory system is to regulate body temperature.

• The main function of the respiratory system is to facilitate the exchange of oxygen and carbon dioxide in the body.

• The main function of the respiratory system is to produce hormones.

• The main function of the respiratory system is to digest food.

Which organs make up the respiratory system?

• The organs that make up the respiratory system are the nose, pharynx, larynx, trachea, bronchi, and lungs.

• The kidneys and bladder

• The heart and liver

• The stomach and intestines

What is the purpose of the nasal cavity in the respiratory system?

• The purpose of the nasal cavity in the respiratory system is to warm, moisten, and filter the air as it enters the body.

• To add moisture to the air as it enters the body

• To cool and dry the air as it enters the body

• To remove oxygen from the air as it enters the body

What is the trachea commonly known as?

• Windpipe

• Oxygen passage

• Breathing pipe

• Airway tube

What are the tiny air sacs in the lungs called?

• Alveoli

• Trachea

• Bronchioles

• Pulmonary veins

What is the process of inhaling and exhaling called?

• The process of inhaling and exhaling is called perspiration.

• The process of inhaling and exhaling is called transpiration.

• The process of inhaling and exhaling is called respiration.

• The process of inhaling and exhaling is called inspiration.

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

• The diaphragm helps in digestion

• The diaphragm has no role in the respiratory system

• The diaphragm is responsible for blood circulation

• The diaphragm plays a crucial role in the respiratory system by contracting and relaxing to control the volume of the thoracic cavity, which helps in the process of breathing.

What is the name of the process by which oxygen is transported from the lungs to the body's cells?

• Digestion

• Circulation

• Respiration

• Photosynthesis

What is the waste product that is expelled during exhalation?

• Water vapor

• The waste product expelled during exhalation is carbon dioxide.

• Nitrogen

• Oxygen

What is the term for the exchange of oxygen and carbon dioxide in the lungs?

• Sweating

• The term for the exchange of oxygen and carbon dioxide in the lungs is 'respiration.'

• Digestion

• Circulation