Humans have three paired major salivary glands (parotid, submandibular, and sublingual), as well as hundreds of minor salivary glands. Salivary glands can be classified as serous, mucous or seromucous ...

The tela submucosa bronchiorum consists of a layer of loose connective tissue between the epithelium and the ring of cartilage and dense connective tissue at the periphery. Contained in the submucosa ...

glands with a merocrine (exocytotic) type of secretion. The secretory product is either serous (a protein product secreted in vesicles) or mucous (a large sulfated glycoprotein). Be sure that you can ...

M1 Parasympathetic ganglia, exocrine glands, mucous glands Cholinergic neurotransmission 0.11 14.6 M2 Postganglionic cholinergic nerves, airway (smooth muscle) Negative feedback to reduce ...

What is meibomian gland dysfunction (MGD)? The normal tears of the eye are made up of three layers – an oily (lipid) layer, a watery (aqueous) layer, and a sticky (mucous) layer. MGD is when the ...

Tears are made up of three layers: a mucous, watery, and oily layer, each of which comes together from separate glands. When the gland that produces the oily layer doesn't function properly ...