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Respiratory System: Upper and Lower Tracts

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Respiratory System: Upper and Lower Tracts

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Questions and Answers

What forms the nasal septum?

The perpendicular plate of the ethmoid bone, the vomer, and the maxilla

The perpendicular plate of the ethmoid bone, the vomer, and the septal cartilage (correct)

The palatine process, the perpendicular plate of the ethmoid bone, and the septal cartilage

The nasal bone, the frontal bone, and the cribriform plate of the ethmoid bone

Which part of the pharynx is located directly posterior to the nasal cavity and superior to the soft palate?

Oropharynx

Trachea

Laryngopharynx

Nasopharynx (correct)

What is the function of the tracheal cartilages?

To provide flexibility to the tracheal wall

To separate the trachea from the esophagus

To reinforce and provide rigidity to the tracheal wall (correct)

To facilitate the passage of food and air

Which of the following is NOT a function of the respiratory system?

Regulates blood sugar levels Signup and view all the answers

What is the name of the tubes that connect the nasopharynx to the middle ear?

Eustachian tubes Signup and view all the answers

What is the main function of the nasal cavity?

To filter inspired air Signup and view all the answers

Which part of the pharynx permits the passage of both food and air?

Laryngopharynx Signup and view all the answers

Which part of the respiratory system is responsible for containing receptors for smell?

Nose Signup and view all the answers

How many pairs of sinuses are there in the nasal cavity?

4 Signup and view all the answers

What is the function of the nasal septum?

To divide the nasal cavity into two compartments Signup and view all the answers

What is the term for the passage through which air enters the nasopharynx?

Choanae Signup and view all the answers

What is the structure that forms the lateral margin of the nostril?

Ala Signup and view all the answers