Overview Salivary Gland Saliva saliva is produced by salivary glands and secreted into mouth functions of saliva login to view 3 more bullets Salivary Secretion Salivary glands parotid glands login to view 1 more bullet submandibular glands login to view 2 more bullets sublingual glands login to view 2 more bullets Formation of saliva acinar cells produce initial saliva composed of water, ions, enzymes, and mucus login to view 1 more bullet initial saliva passes from acinus to duct ductal cells modify initial saliva to produce final saliva by altering various electrolyte concentrations login to view 5 more bullets Salivary enzymes acinar cells secrete enzymes that include alpha-amylase, lingual lipase, and kallikrein login to view 5 more bullets acinar cells secrete immunoglobulin A (IgA) Flow rate and salivary composition ionic composition of saliva changes as salivary flow rate changes at highest flow rates, final saliva most closely resembles (most isotonic) plasma and initial saliva produced by acinar cells login to view 1 more bullet at lowest flow rates, final saliva is most dissimilar (most hypotonic) to plasma and initial saliva produced by acinar cells login to view 1 more bullet Regulatory Mechanisms Regulation of salivary secretion salivary secretion is stimulated by both sympathetic and parasympathetic nervous systems login to view 11 more bullets