xx

1. Trigeminal nerve
5th cranial nerve
By
Dr. Walaa M. Sayed
Lecturer of Anatomy & Embryology
Kasr Al-Ainy Faculty of Medicine
Cairo University

2. Trigeminal nerve
5th cranial nerve
- Type: mixed (mainly sensory & motor)
- Origin: Deep nuclei
- Superficial attachment
- Branches

3. Origin and
attachment

4. Trigeminal
nerve

5. •

6. 1- Ophthalmic (sensory)
2- Maxillary (sensory)
3- Mandibular (mixed)
Branches of the trigeminal
nerve

8. Maxillary nerve
- Type: Purely sensory
- Origin: from trigeminal ganglion
- Course
- Relations
- Termination
- Branches

9. Course of Maxillary nerve
The course of maxillary nerve is divided into 4 parts
in the following regions:
1- Cranial cavity (middle cranial fossa)
2- Pterygo-palatine fossa
3- Floor of the orbit (infra-orbital nerve)
4- Face (termination of infra-orbital nerve)

10. Maxillary nerve
Origin & course
of maxillary
nerve

11. Branches of
maxillary nerve

12. Branches of maxillary nerve

15. Mandibular nerve
- Type: mixed (sensory & motor)
- Origin
- Course
- Relations
- Termination
- Branches

17. Relations &
termination of
mandibular nerve

18. Branches of mandibular nerve

19. Branches of main trunk and anterior
division of mandibular nerve

21. Branches of posterior division of mandibular nerve
(3 sensory, 1 motor)

23. Inferior alveolar
nerve

25. Auriculo-
temporal nerve

27. Lingual nerve
Lingual Nerve
Anterior 2/3 of tongue
Sublingual
gland

29. Lingual nerve

30. Lingual nerve

32. Branches of
mandibular
nerve