1. Without oxygen, Irreversible brain damage occurs within:
A. 30 seconds
B. 5 minutes
C. 15 minutes
D. 30 minutes
2. Which is the appropriate method to open airway in an unconscious patient with suspected neck injury:
A. … more »
1. Mechanism of action of Methenamine:
A. Inhibits the replication of bacterial DNA
B. Decomposes in to amonia and fomaldehyde and denatures bacterial protein
C. Decreases bladder muscle spasms
D. Relaxes smooth muscles… more »