Which of the following was one of the first positive-pressure ventilators developed?
a. MA-1
b. Bird Mark 7
c. Dräger Pulmotor
d. Engstrom
ANS: C
Early positive-pressure ventilators included the Dräger Pulmotor (1911), the Spiropulsator (1934), the Bennett TV-2P (1948), the Morch Piston Ventilator (1952), and the Bird Mark 7 (1958).
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