Saliva Flashcards
Why is saliva hypotonic?
Salivary duct cells reabosorbs Na+ & Cl- in exhcnage for K+ & HCO3-
saliva is hyposmolar because reabosrption of water by striated duct cell is less than reabosorption of Na+
What nerve innervates the salivary gland of palate?
CN7
Which salivary glands are only mucous secreting?
Palatine salivary gland in the submucosa
How would the parotid differ from sublingual?
Parotid is serous and more eosinophlic
Serous demilunes are found in?
Sublingual gland
What type of cell make up the demilunes of mucous of sublingual glands?
Serous cells
What is not derived from neural crest?
Salivary glands & enamel
What is the epithlium of striated duct of salivary ducts?
Simple columnar epithelium
What parotid salivary glands resemble pancreatic ductal cells?
Serous gland & intercalated cuts
Which salivary duct cells is more like proximal convoluted tubule in the kidney ?
Striated duct cell
What is in the paroitid gland?
FEAR:
facial nerve, External carotid Artery, Auriculotemporal N, retromandibular N
Parotid gland duct (Stenson’s duct) pierces the buccinator muscle & is located near?
Maxillary 1st molar
All of the primary ions are in saliva except?
Calcium
