Upper Respiratory Tract

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Questions and Answers

What is the primary function of the nasal mucosa?

  • To warm the air
  • To produce mucus
  • To moisturize and filter the air (correct)
  • To detect sound vibrations

How many pairs of paranasal sinuses are located in the bones surrounding the nasal cavity?

  • 4 (correct)
  • 5
  • 3
  • 2

Which region of the pharynx is located behind the mouth?

  • Epiglottis
  • Laryngopharynx
  • Nasopharynx
  • Oropharynx (correct)

What is the primary function of the conchae in the nasal cavity?

<p>To increase surface area for air to pass (C)</p> Signup and view all the answers

Which of the following is NOT a function of the paranasal sinuses?

<p>Regulating body temperature (A)</p> Signup and view all the answers

What is the name of the passage that connects the nasal cavity to the larynx?

<p>Pharynx (C)</p> Signup and view all the answers

What is the function of the epiglottis in the larynx?

<p>To prevent food from entering the trachea (C)</p> Signup and view all the answers

What is the purpose of the C-shaped hyaline cartilage in the trachea?

<p>To secure a constant opening of the trachea's lumen (B)</p> Signup and view all the answers

How many lobes does the right lung have?

<p>Three (A)</p> Signup and view all the answers

What is the line of epithelium that lines the trachea?

<p>Ciliated epithelium (A)</p> Signup and view all the answers

What is the name of the space between the vocal cords in the larynx?

<p>Glottis (C)</p> Signup and view all the answers

What is the location of the apex of the lung?

<p>Near the clavicle (A)</p> Signup and view all the answers

What is the primary function of the diaphragm during inhalation?

<p>To flatten out and increase the space for the lungs to expand (D)</p> Signup and view all the answers

What happens to the chest during inhalation due to the contraction of intercostal muscles?

<p>It increases in width (A)</p> Signup and view all the answers

What is the process of breathing that moves air into the lungs?

<p>Inhalation (B)</p> Signup and view all the answers

What is the dome-shaped muscle that separates the thoracic cavity from the abdominal cavity?

<p>Diaphragm (A)</p> Signup and view all the answers

What is the function of the respiratory system in terms of sound production?

<p>It enables the production of sound through the vocal cords (C)</p> Signup and view all the answers

What is the site of gas exchange in the respiratory system?

<p>Alveoli (C)</p> Signup and view all the answers

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