1. The mnbody’s mnmechanism mnfor mnconducting mnair mnin mnand mnout
mnof mnthe mnlungs mnis mnknown mnas mnwhich mnof mnthe mnfollowing?
a. External mnrespiration
b. Internal mnrespiration
c. Spontaneous mnventilation
d. Mechanical m n ventilation
2. Which mnof mnthe mnfollowing mnare mninvolved mnin mnexternal mnrespiration?
a. Red mn blood mncells mn and mnbody
mncells
b. Scalenes mnand mntrapezius
muscles
c. Alveoli mnand mnpulmonary
capillaries
d. External mnoblique mnand
transverse m n abdominal
m n muscles
4. During mn spontaneous mn inspiration mn alveolar mn pressure mn (PA) mn is m n about:
.
a. - mn1 mncm mnH2O
b. + mn1 mncm mnH2O
c. 0 mncm mnH2O
d. 5 mncm mnH2O
a. Transairway mnpressure mn(PTA mn)
b. Transthoracic mnpressure mn(PTT)
c. Transrespiratory mnpressure
mn (PTR)
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