Author: Dr. Anjali Mishra

TOPIC: EMBRYOLOGY – Concise Notes 📌 INTRODUCTION 🔺Embryology is the study of prenatal development – from fertilization to birth. 🔺Divided into: General Embryology – early development (fertilization to trilaminar germ disc) Systemic Embryology – development of organ systems Head & Neck Embryology – especially important for dental students (pharyngeal arches, face, palate, teeth)

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TOPIC: VENOUS AND LYMPHATIC SUPPLY OF HEAD & NECK 🔍 VENOUS DRAINAGE OF HEAD & NECK 1. Overview 🔹Veins are valveless, interconnected, and accompany arteries. 🔹Classified into: Superficial veins (e.g., facial, retromandibular) Deep veins (e.g., internal jugular vein) 2. Major Veins A. External Jugular Vein (EJV): 🔹Formed by: Posterior auricular vein + Retromandibular vein (posterior […]

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TOPIC: MUSCLES OF HEAD AND NECK – Concise Notes 📌 INTRODUCTION 🔹The muscles of the head and neck perform crucial roles: facial expression, mastication, speech, swallowing, and neck movements. 🔹Classified based on location and function. 🔍 MUSCLES OF FACIAL EXPRESSION Supplied by Facial Nerve (CN VII) Located in subcutaneous tissue – insert into skin, not […]

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TOPIC: TRIANGLES OF THE NECK – Concise Notes 📌 INTRODUCTION 🔺The neck is divided into triangles for anatomical understanding and surgical reference. 🔺Two main triangles: Anterior triangle Posterior triangle 1. POSTERIOR TRIANGLE ➡️ Boundaries Anterior: Posterior border of sternocleidomastoid (SCM) Posterior: Anterior border of trapezius

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TRIGEMINAL & FACIAL NERVE – Concise Lecture Notes TOPIC: TRIGEMINAL & FACIAL NERVE I. TRIGEMINAL NERVE (CN V) 👉 Type: Mixed nerve (Motor + Sensory) 👉 Largest cranial nerve; Principal sensory nerve of face 1. ORIGIN Four nuclei in the pons: 1 Motor nucleus (pons) 3 Sensory nuclei (mesencephalic, main sensory, spinal) 2. DIVISIONS 👉 […]

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