AP Challenge Respiratory System

Which part of the respiratory system is responsible for the actual exchange of gases?

• Pharynx

• Alveoli

• Capillaries

• Trachea

What is the role of cilia in the respiratory system?

• To distribute air

• To protect respiratory surfaces

• To move mucus and trapped particles towards the pharynx

• To exchange gases

What is the primary role of the capillaries in the respiratory system?

• To serve as air distributors

• To facilitate the exchange of gases

• To produce respiratory mucus

• To warm the air

Which part of the upper respiratory tract is responsible for warming and humidifying the air we breathe?

• Nose

• Pharynx

• Larynx

• Epiglottis

What is the primary function of the epiglottis in the respiratory system?

• Filtering air

• Producing sound

• Preventing food from entering the airway

• Humidifying air

Which condition is characterized by inflammation of the nasal mucosa?

• Epistaxis

• Rhinitis

• Sore throat

• Middle ear infections

What is the windpipe more commonly referred to as?

• Bronchiole

• Alveolus

• Trachea

• Pleura

What keeps the framework of the trachea almost noncollapsible?

• Alveolar ducts

• Cartilage rings

• Pleural membranes

• Bronchial tubes

What is the first branch or division of the trachea leading to the lungs called?

• Bronchus

• Alveolus

• Larynx

• Pharynx

What is the narrow part of each lung, up under the collarbone, called?

• Apex

• Base

• Lobe

• Hilum