Parotid Gland Revealed: Duct, Structures, And Their Importance

Parotid Gland Revealed: Duct, Structures, And Their Importance

Question 1. Beginning, course, termination & relations of parotid duct
Answer:

Parotid Duct:

• It is thick walled & about 5 cm long

Parotid Duct Beginning:

• It emerges from the middle of the anterior border of the gland

Parotid Duct Course:

• It runs forwards & slightly downwards on the masseter
• At its anterior border, it turns medially & pierces
  1. Buccal pad of fat
  2. Buccopharyngeal fascia
  3. Buccinator
     • Next it runs forwards for a short distance between the buccinator & the oral mucosa
     • Finally turns medially

Parotid Duct Termination:

• It opens into the vestibule opposite the crown of the maxillary second molar tooth

Question 2. Describe structures passing through parotid gland
Answer:

Structures passing through parotid gland: