Respiratory System Questions

Which of the following is NOT part of the upper respiratory system?

• Nose

• Pharynx

• Larynx

• Trachea

The lower respiratory system includes which of the following?

• Nose

• Pharynx

• Lungs

• External nares

The primary function of the conducting zone is to:

• Exchange gases

• Conduct air to the lungs

• Filter blood

• Transport nutrients

The main site of gas exchange in the respiratory system is the:

• Conducting zone

• Trachea

• Respiratory zone

• Bronchi

The external nose is the portion that is:

• Inside the nasal cavity

• Behind the pharynx

• Visible on the face

• Part of the trachea

Which of the following is NOT found in the nasal cavity?

• A) Olfactory receptors

• B) Cilia

• C) Alveoli

• D) Nasal conchae

The primary function of the nasal conchae is to:

• Subdivide the nasal cavity

• Cool the air before it reaches the lungs

• Direct air away from the lungs

• Remove oxygen from the air

What type of epithelium lines the nasal cavity?

• Simple squamous

• Nonkeratinized stratified squamous

• Ciliated pseudostratified columnar

• Cuboidal

The pharynx is a common opening for which two systems?

• A) Digestive and circulatory

• B) Respiratory and circulatory

• C) Digestive and respiratory

• D) Nervous and muscular

The nasopharynx contains which of the following?

• Lingual tonsils

• Pharyngeal tonsils

• Thyroid cartilage

• Epiglottis