On inspection of a patient's ECG strip, you note no identifiable P waves;
rapid irregular undulations of the isoelectric line; and an irregular ventricular
rhythm. In addition, the precordial cardiac rate is greater than the peripheral
pulse rate. The most likely problem is:
A. 2nd degree (Wenckebach) heart block
B. ventricular fibrillation
C. atrial fibrillation
D. ventricular tachycardia ✔✔CORRECT ANSWER✔✔atrial fibrillation
The normal range for vital capacity in a young healthy male of average size
is:
A. 5000 to 6000 ml
,B. 2000 to 3000 ml
C. 3000 to 4000 ml
D. 4000 to 5000 ml ✔✔CORRECT ANSWER✔✔4000 to 5000 ml
Pulmonary function parameters that signify an obstructive disease process
include which of the following?
A. Increase Airway Resistance - YES
Decreased Lung Volumes - NO
Decreased Forced Expiratory Flows - YES
AIr Trapping - YES
B. Increase Airway Resistance - NO
Decreased Lung Volumes - YES
Decreased Forced Expiratory Flows - YES
AIr Trapping - YES
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