15 Questions
Which muscle is responsible for closing the eyelids?
Orbicularis oris
What is the main function of the levator palpebrae superioris muscle?
Elevation and retraction of the upper eyelid
Which cranial nerve is primarily responsible for the movement of muscles involved in mastication?
Trigeminal nerve (V)
The temporomandibular joint (TMJ) is formed by the articulation of which two bones?
Mandible and temporal bone
Which vessel supplies the majority of blood to the scalp?
External carotid artery
Which ligament connects the spine of the sphenoid to the ramus of the mandible?
TMJ-sphenomandibular ligament
What type of joint is the temporomandibular joint?
Gliding joint
What movement dislocates the temporomandibular joint?
Anterior movement of the head of the mandible
Which ligament helps prevent posterior dislocation of the mandible?
TMJ-lateral ligament
What arteries branch from the brachiocephalic artery for supply to the head and neck?
Common carotid artery
Which muscle is responsible for closing the jaw by elevating the mandible?
Temporalis
Which muscle acts to protrude the mandible and depress the chin?
Lateral pterygoid
Which muscle is responsible for elevating the mandible during mastication?
Masseter
What is the main function of the temporomandibular joint (TMJ)?
Combined hinge and planar movements during mastication
Which cranial nerve is responsible for innervating the muscles of mastication?
Trigeminal nerve (V)
Test your knowledge on the anatomy of the temporomandibular joint (TMJ) including structures like the mandibular fossa, articular disc, condylar process, and more.
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