The lining is ciliated, highly vascular and rich in mucus gland.
Nasal secretions are secreted by goblet cells, nasal glands and transudate from plasma.
It contains sodium, potassium, calcium, albumin, enzymes like leucine,CYP450,Transaminase,etc.
The pH of nasal secretion is 5.5-6.5 in adults and 5.0-6.7 in infants.