Digestion

  1. What are the four muscles of mastication?
    • Masseter
    • Temporalis
    • Lateral pterygoid muscle
    • Medial pterygoid muscle

    Nerve supply to all: V3 (Mandibular branch of trigeminal nerve)
  2. Masseter muscle
    Origin, insertion, nerve supply, and function
    • Origin: Lower border of zygomatic arch
    • Insertion: Lateral surface of angle of mandible
    • Function: Close Mandible
    • Nerve Supply: V3 - mandibular branch of trigeminal nerve
  3. Temporalis
    Origin, insertion, nerve supply, and function
    • Origin: Temporal lines of parietal bones
    • Insertion: Coronoid process of mandible
    • Function: Close mandible
    • Nerve supply: V3 - mandibular branch of trigenminal nerve
  4. Lateral pterygoid muscle
    Origin, insertion, nerve supply, and function
Author
sjhy90
ID
117183
Card Set
Digestion
Description
Digestive system
Updated