During spontaneous inspiration alveolar pressure (PA) is about: ...

[saliriagwu]

During spontaneous inspiration alveolar pressure (PA) is about: ________________.
 
  a. 1 cm H2O
  b. +1 cm H2O
  c. 0 cm H2O
  d. 5 cm H2O

Question 2

The body's mechanism for conducting air in and out of the lungs is known as which of the fol-lowing?
 
  a. External respiration
  b. Internal respiration
  c. Spontaneous ventilation
  d. Mechanical ventilation

[Briannahope]

Answer to Question 1

ANS: A
1 cm H2O is the lowest alveolar pressure will become during normal spontaneous ventilation. During the exhalation of a normal spontaneous breath the alveolar pressure will become 1 cm H2O.

Answer to Question 2

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[saliriagwu]

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[zacnyjessica]

Gracias!