Question

14. -16. Matching Section: Match up the 3 branches of the Trigeminal Neve up with their cutaneous branches.

14. Mandibular               A. Lacrimal, Supra-Orbital, Supratrochlear, Infratrochlear, and External Nasal Nerves

15. Ophthalmic                B. Infra-Orbital, Zygomaticotemporal, Zygomaticofacial Nerves

16. Maxillary                    C. Auriculotemporal, Buccal, and Mental Nerves

17.-19. Matching Section: Match up which cranial nerve innervates which Extrinsic Eye Muscles.

17. Abducens                   A. Superior Rectus Inferior Rectus, Medial Rectus, and Inferior Oblique

18. Oculomotor               B. Superior Oblique

19. Trochlear                    C. Lateral Rectus

20. Which of the following muscles of mastication acting on the mandible at the Temporomandibular Joint (TMJ) does NOT elevate the mandible?

     A. Masseter

     B. Medial Pterygoid

     C. Temporalis

     D. Lateral Pterygoid

     E. Zygomaticus

Answer 1

14) mandibular Nerve

Answer: C. Auriculotemporal, Buccal, and Mental Nerves

15) Ophthalmic

Answer:  A. Lacrimal, Supra-Orbital, Supratrochlear, Infratrochlear, and External Nasal Nerve

16) Maxillary

Answer:  B. Infra-Orbital, Zygomaticotemporal, Zygomaticofacial Nerves

17) Abducen

Answer:C. Lateral Rectus

18) Oculomotor

Answer: A. Superior Rectus Inferior Rectus, Medial Rectus, and Inferior Oblique

19) Trochlear

Answer: B. Superior Oblique

20) C. Zygomaticus

Explanation: Jaw elevators: the masseter, temporalis, medial pterygoid and superior belly of the lateral pterygoid.

Jaw depressors; the anterior digastrics, geniohyoid, mylohyoid and inferior belly of the lateral pterygoid.