This video carries the complete knowledge id you are looking for detail study of salivary glands It includes salivary composition, its releasing mechanism and its relation with cranial nerves. Timeline: 0:00 introduction 1:29 salivary glands and types 4:27 salivary glands (parotid, submandibular, and sublingual) 10:48 mechanism of salivation 19:54 stimulus for salivation 21:20 relation of cranial nerves & salivation 25:11 composition of saliva 36:07 alteration in saliva by sypathatic and para sympthatic Nervous system. 41:06 functions of saliva