Respiratory System Quiz

What are the main organs of the respiratory system?

• Stomach and intestines

• Lungs and trachea

• Heart and liver

• Kidneys and bladder

Describe the function of the diaphragm in the respiratory system.

• It is responsible for producing hormones in the endocrine system

• It regulates the flow of blood in the circulatory system

• It contracts and flattens out to increase the volume of the chest cavity during inhalation.

• It helps in the digestion of food in the stomach

Explain the role of the trachea in the respiratory system.

• It helps in digestion of food.

• It produces hormones for the body.

• It stores oxygen in the body.

• It allows air to pass into the lungs.

How does the respiratory system help maintain the body's pH balance?

• Regulating the levels of nitrogen in the blood

• Regulating the levels of carbon dioxide in the blood

• Producing more oxygen in the lungs

• Filtering out excess water from the blood

What is the process of gas exchange in the lungs?

• Circulation

• Digestion

• Photosynthesis

• Respiration

Explain the role of alveoli in the gas exchange process.

• Alveoli are responsible for producing mucus in the respiratory system.

• Alveoli regulate the body temperature.

• Alveoli facilitate the exchange of oxygen and carbon dioxide in the lungs.

• Alveoli help in digestion of food in the stomach.

How does the respiratory system work with the circulatory system to transport oxygen throughout the body?

• Oxygen is transported by the circulatory system through the blood vessels.

• Oxygen is transported by the skeletal system through the bones.

• Oxygen is transported by the digestive system through the stomach.

• Oxygen is transported by the nervous system through electrical signals.

Describe the relationship between the respiratory system and the excretory system.

• The respiratory system eliminates waste products, while the excretory system helps in the exchange of gases.

• The respiratory system has no relationship with the excretory system.

• The respiratory system helps in the exchange of gases, while the excretory system eliminates waste products from the body.

• The respiratory system helps in digestion, while the excretory system helps in breathing.