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PTECH Physiology QUESTION #3196
Question 1
'Tidal Volume' (TV) is defined as the volume of air:
  • Breathed in and out during a normal breath✔️
  • Remaining in lungs after forced expiration
  • Breathed in during maximal effort
  • The total capacity of the lungs
Correct Answer Explanation
Normal tidal volume is approximately $500\text{ ml}$.