Respiratory System Overview
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Questions and Answers

What is the main function of the nose in the respiratory system?

  • To drain tear glands
  • To produce sound
  • To connect the pharynx to the larynx
  • To filter and moisten incoming air (correct)
  • Which part of the pharynx is located at the junction of the oral cavity?

  • Tonsils
  • Nasopharynx
  • Oropharynx (correct)
  • Laryngopharynx
  • What is the primary function of the larynx?

  • To connect the pharynx to the trachea (correct)
  • To filter air
  • To drain tear glands
  • To produce sound
  • What structures within the larynx are responsible for producing sound?

    <p>Vocal cords</p> Signup and view all the answers

    Which of the following factors affects the pitch of an individual's voice?

    <p>The length and elasticity of the vocal cords</p> Signup and view all the answers

    Which part of the upper respiratory tract filters, warms, and moistens incoming air?

    <p>Nose</p> Signup and view all the answers

    What is the main function of the Adam's apple (laryngeal prominence)?

    <p>It helps to produce sound by vibrating the vocal cords.</p> Signup and view all the answers

    Which part of the respiratory system is responsible for filtering, warming, and humidifying the air before it reaches the lungs?

    <p>The nose and nasal cavity</p> Signup and view all the answers

    What is the primary function of the pharynx?

    <p>To facilitate the movement of food and air</p> Signup and view all the answers

    Which structure in the larynx is responsible for producing sound?

    <p>The vocal cords</p> Signup and view all the answers

    What is the primary function of the mucus and cilia lining the trachea?

    <p>To keep the lungs clean by trapping and removing dirt and debris</p> Signup and view all the answers

    What is the main purpose of the diaphragm during breathing?

    <p>To move air in and out of the lungs</p> Signup and view all the answers

    What is the main function of the respiratory center in the medulla oblongata?

    <p>To control the movement of the diaphragm and intercostal muscles</p> Signup and view all the answers

    What is the primary factor that stimulates the respiratory center to initiate inspiration?

    <p>Increasing levels of carbon dioxide and hydrogen ions in the blood</p> Signup and view all the answers

    What is the primary function of the diaphragm during inspiration?

    <p>To contract and pull the rib cage upward and outward</p> Signup and view all the answers

    What is the main difference between tidal volume and vital capacity?

    <p>Tidal volume is the air that is exchanged during normal breathing, while vital capacity is the total air capacity of the lungs</p> Signup and view all the answers

    What is the primary function of the larynx?

    <p>To produce sound for speech and vocalization</p> Signup and view all the answers

    What is the main role of the vocal cords in sound production?

    <p>They vibrate to generate sound waves that are then shaped into speech</p> Signup and view all the answers

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