Salivary Glands (p. 313) Flashcards
What are the two distinct groups of salivary glands that secrete saliva?
Major Salivary Glands
Minor Salivary Glands!
How are salivary glands categorized?
Based on size, location, and the histochemical nature of what they secrete
What are the three major salivary glands?
- Parotid glands
- Submandibular glands
- Sublingual glands
What are the three classes of minor salivary glands?
- Labial and buccal glands
- Palatine glands
- Lingual glands
Major salivary glands can produce…
1-3 quarts of saliva per day
What are parotid glands?
Major salivary gland
Produce a serous (water) fluid that makes up 25% of the saliva in the mouth
Size and location of parotid glands
- Large glands
- Located inferior and anterior to the ears
- Between the skin and the masseter
What are the ducts of the parotid glands
Parotid glands secrete saliva into the stensons ducts
What are stensons ducts?
Canals that exit the buccinator muscles near the buccal of the first and second maxillary molars, by the occlusal surface
Describe the activation of the parotid gland
Stimulated by spicy foods and automatically by the parasympathetic nervous system
Describe the blood supply of the parotid gland
From branches of the external carotid artery and empties into the jugular vein
