Mucous cells have a thick secretion, the most common example is nasal mucous. Serous cells have a thin, almost watery secretion. Saliva is a good example of a serous secretion.
exocytosis
Our nostrils help us breathe air but have you ever wondered where does that air go? Well our air goes up our nostrils and then enters what we call a nasal cavity
The nasopahrynx is the cavity behind the nose.
ACTH secretion or release is elicited by hypothalmic CRH (Corticotropin-releasing hormone.)
mucous
Mucous cells have a thick secretion, the most common example is nasal mucous. Serous cells have a thin, almost watery secretion. Saliva is a good example of a serous secretion.
Resin
You call that enzyme as 'Lysozyme'.
Insulin is an endocrine hormone secreted by the pancreas. You could call it endocrine or pancreatic secretion.
Flem.
You would call it rhinorrhea. You might also say that you have nasal congestion or nasal drip. You might have a cold or allergies, by the way.
exocytosis
Our nostrils help us breathe air but have you ever wondered where does that air go? Well our air goes up our nostrils and then enters what we call a nasal cavity
The term lacrimation refers to the secretion of tears.
The Nasal Septum
No it does not hurt. It is not much different than using a saline or nasal spray. The sensation is about the same, it can have some slight burning, but nothing that one would call "hurt" or "pain".