Respiratory system

In which part of the respiratory system, gaseous exchange takes place?

• Alveoli

• Pharynx

• Larynx

• Trachea

Which of the following functions by filtering and keeping the mucus and dirt away from our lungs?

• Bronchioles

• alveoli

• cilia

• all of the above are correct

The exchange of gases between the external environment and the lungs is known as ________.

• Respiration

• External respiration

• Cellular respiration

• None of the above

Which one of the following is correct regarding larynx?

• It houses the vocal cords

• It prevents the invading pathogens into the trachea

• It is an organ made of cartilage and connects the pharynx to the trachea

• All of the above.

Name the structure C shown in the diagram

• Intercostal muscle

• pleural membrane

• trachea

• diaphragm

The ______________ seals the airway when eating.

Which of the following keeps alveoli free from dust particles by phagocytosis?

• Squamous (Type 1) alveolar cells

• Great (Type II) alveolar cells

• Alveolar macrophages

• Lysozymes

Which of the following is the function of the trachea?

• Gaseous Exchange

• Filters the air we breathe

• Exhales the air from the body

• All of the above

Which of these statements is true about internal respiration?

• Production of ATP

• Exchange of gases between the bloodstream and tissue cells

• Exchange of gases between alveoli and the bloodstream

• Breathing between the atmosphere and the alveoli

The windpipe is also called the

• Larynx

• Lungs

• Trachea

• Oesophagus