It is true regarding normal microbial flora present on skin and mucous membrane that
It is present in stomach soon after food. It establishes on body during labour and not after neonatal period. Lower respiratory tract ie below trachea is sterile.
It cannot be eradicated by antimicrobial agents
It is absent in the stomach due to acidic pH
It establishes in the body only after the neonatal period
The flora in the small bronchi is similar to that of the trachea
All India exam