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Introduction to Head and Neck Anatomy

1. Introduction to Head and Neck Anatomy. Sanjaya Adikari Department of Anatomy. 2. Boundaries of the head & neck. Spinous process of C 7. Acromian. 3. Bones. Skull vault. Facial skeleton. Cervical Vertebrae. Skull base. 4. Spinal cord. Foramen magnum. Brain and the spinal cord.

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Introduction to Head and Neck Anatomy

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  1. 1 Introduction to Head and Neck Anatomy Sanjaya Adikari Department of Anatomy

  2. 2 Boundaries of the head & neck Spinous process of C7 Acromian

  3. 3 Bones Skull vault Facial skeleton Cervical Vertebrae Skull base

  4. 4 Spinal cord Foramen magnum Brain and the spinal cord

  5. 5 Nervous sytem Somatic Autonomic CNS PNS CNS PNS

  6. Main divisions of the brain 6 1 1 2 3 3 3 4 4 4 6 6 5 5 5 = forebrain (cerebrum) 2 + = midbrain = hindbrain midbrain = brainstem pons medulla

  7. 7 Cranial nerves

  8. 8 Studying cranial nerves • Should know • Position of nucleus • Course within brain stem • Emerging point from brain stem • Point of exit from the cranial cavity • Extracranial course • Distribution

  9. 9

  10. 10 Spinal Nerves

  11. 11 Eye Ear Nose Tongue Body Mind Afferent (sensory) Somatic Visceral Efferent (motor) Voluntary Involuntary/Autonomic Contract OR Secrete

  12. 12 Frontalis Orbicularis oculi Levator labii muscles & levator anguli oris Zygomaticus minor & major Buccinator Orbicularis oris Depressor anguli oris Muscles of facial expression

  13. 13 Muscles of mastication Temporalis Masseter Lateral pterygoid Medial pterygoid

  14. 14 Parotid region

  15. 15 Temporal fossa

  16. 16 Infratemporal Fossa

  17. 17 Suboccipital region

  18. 18 Pterygopalatine Fossa

  19. 19 Triangles of the neck

  20. 20

  21. 21 Compartments of the neck

  22. 22 Lymph nodes in the head & neck

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