L5 - MCQ
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Questions and Answers

Which muscles are responsible for increasing the volume of the rib cage via outward movement of the ribs?

  • Diaphragm
  • Abdominal muscles
  • Anterior abdominal wall
  • Thoracic muscles (correct)
  • During expiration, what happens to the abdominal contents and diaphragm?

  • They contract
  • They elevate (correct)
  • They push down
  • They remain unchanged
  • Which type of respiration is mainly observed in males?

  • Normal respiration
  • Thoracic respiration
  • Diaphragmatic respiration
  • Abdominal respiration (correct)
  • Which type of respiration is mainly observed in females?

    <p>Thoracic respiration</p> Signup and view all the answers

    What is the main function of the diaphragm during thoracic respiration?

    <p>To contract</p> Signup and view all the answers

    What is the volume of air in the lung at the end of expiration in normal individuals?

    <p>Equal to the tidal volume</p> Signup and view all the answers

    What technique can be used to measure the volume of air in the lungs during different phases of physiological functions?

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

    What is the additional air that can be forcibly inhaled after the inspiration of a normal tidal volume called?

    <p>Inspiratory Reserve Volume (IRV)</p> Signup and view all the answers

    What is the phase of inward air flow called?

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

    What is the phase of outward airflow called?

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

    Which volume represents the maximum amount of air that can fill the lungs?

    <p>Total Lung Capacity (TLC)</p> Signup and view all the answers

    What is the additional air that can be forcibly exhaled after the expiration of a normal tidal volume called?

    <p>Expiratory Reserve Volume (ERV)</p> Signup and view all the answers

    What is the volume of air still remaining in the lungs after the expiratory reserve volume is exhaled called?

    <p>Residual Volume (RV)</p> Signup and view all the answers

    What is the total amount of air that can be expired after fully inhaling called?

    <p>Vital Capacity (VC)</p> Signup and view all the answers

    What is the maximum amount of air that can be inspired called?

    <p>Inspiratory Capacity (IC)</p> Signup and view all the answers

    What is the amount of air remaining in the lungs after a normal expiration called?

    <p>Functional Residual Capacity (FRC)</p> Signup and view all the answers

    What is the term for respiration used during speech?

    <p>Phonic respiration</p> Signup and view all the answers

    What is the term for the process of production of voice by the vocal folds?

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

    What is the audible disturbance of a medium produced by a source called?

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

    What is the medium in which human sound waves propagate?

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

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