Respiratory System Quiz

What is the primary function of the respiratory system?

• To produce vocal sounds

• To filter blood

• To bring oxygen into the body and expel carbon dioxide

• To digest food

What process involves the exchange of gases between the atmosphere and body cells?

• Digestion

• Internal respiration

• Cellular respiration

• External respiration

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-5

What structures in the nasal cavity help to trap dust and pathogens?

• Olfactory receptors

• Nasal conchae

• Goblet cells

• Cilia

What is the role of the nasal conchae?

• To produce mucus

• To separate the nasal cavity into passageways

• To provide openings for air

• To contain olfactory receptors

What is the function of the air-filled spaces in the maxillary, frontal, ethmoid, and sphenoid bones of the skull?

• Increase the weight of the skull

• Open into the oral cavity

• Reduce weight of the skull

• Decrease resonance of voice

Which part of the pharynx is superior to the soft palate and serves as an air passage?

• Oropharynx

• Laryngopharynx

• Nasopharynx

• Trachea

What is the largest cartilage in the larynx, also known as Adam's apple?

• Cricoid

• Epiglottic

• Thyroid

• Arytenoid

What is the function of the false vocal cords?

• Produce vocal sounds

• Do not produce vocal sounds

• Regulate air passage

• Open into the esophagus

What does the trachea split into?

• Nasopharynx and oropharynx

• Left and right primary bronchi

• Larynx and esophagus

• Upper and lower vocal cords

What is the function of the 20 C-shaped rings of hyaline cartilage in the trachea?

• To prevent collapse of the trachea

• To aid in gas exchange

• To increase surface area

• To filter air