Anatomy of Respiratory System and Pharynx Lecture Quiz
20 Questions
3 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the main function of the paranasal sinuses?

  • Produce sound resonance
  • Conduct air
  • Humidify inhalated air
  • Lighten the weight of the skull (correct)

Which of the following is NOT a structure of the pharynx?

  • Nasopharynx
  • Epiglottis (correct)
  • Larygeopharynx
  • Oropharynx

What is the main function of the larynx?

  • Produces sound
  • Conducts air (correct)
  • Prevents food and drink from entering trachea
  • Humidify inhalated air

Which structure is NOT part of the wall of bronchioles?

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

About how many alveoli are present in each lung?

<p>150 million (C)</p> Signup and view all the answers

What is the function of the alveolus?

<p>To exchange gases between inhaled air and blood (A)</p> Signup and view all the answers

Which structures make up the respiratory membrane for gas exchange in the alveolus?

<p>Alveolar epithelium, capillary endothelial cells, and fused basement membrane (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 function of the pleural fluid?

<p>To reduce friction between the parietal and visceral surfaces during breathing (A)</p> Signup and view all the answers

Which structure lines the inner surface of the thoracic cavity?

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

What are the components of the respiratory membrane for gas exchange in the alveolus?

<p>Alveolar epithelium and endothelial cells (D)</p> Signup and view all the answers

What is the main function of the pleural fluid?

<p>To provide lubrication and reduce friction between the parietal and visceral surfaces (C)</p> Signup and view all the answers

How many lobes does the right lung have?

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

What is the composition of the pleural membranes associated with the lungs?

<p>Parietal pleura and visceral pleura (C)</p> Signup and view all the answers

Which structure lines the inner surface of the thoracic cavity?

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

What is the primary purpose of the anular ligaments in the wall of the trachea?

<p>To provide structural support to the tracheal cartilage (A)</p> Signup and view all the answers

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

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

In the bronchial tree, what is the role of the muscularis in the wall of bronchioles?

<p>Facilitate bronchoconstriction and bronchodilation (A)</p> Signup and view all the answers

Which structure in the larynx is responsible for preventing food and drink from entering the trachea?

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

What function does the laryngeopharynx serve in the respiratory system?

<p>Passage way for swallowed food and drink between oral cavity and esophagus (B)</p> Signup and view all the answers

More Like This

Use Quizgecko on...
Browser
Open
Browser
Browser