𝟎𝟐. 𝐒𝐚𝐥𝐢𝐯𝐚𝐫𝐲 𝐠𝐥𝐚𝐧𝐝𝐬 (𝐈) (𝐏𝐚𝐫𝐨𝐭𝐢𝐝 𝐠𝐥𝐚𝐧𝐝) 💦💧 (الغدد اللعابية " 1️⃣ " الغدة النكفية)

"𝗧𝗵𝗶𝘀 𝘃𝗶𝗱𝗲𝗼 𝗲𝘅𝗽𝗹𝗮𝗶𝗻𝘀 𝘁𝗵𝗲 𝘀𝗶𝘁𝗲, 𝗽𝗮𝗿𝘁𝘀, 𝗿𝗲𝗹𝗮𝘁𝗶𝗼𝗻𝘀, 𝗻𝗲𝗿𝘃𝗲 𝘀𝘂𝗽𝗽𝗹𝘆, 𝗯𝗹𝗼𝗼𝗱 𝘀𝘂𝗽𝗽𝗹𝘆, 𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲𝘀 𝗶𝗻𝘀𝗶𝗱𝗲 𝘁𝗵𝗲 𝗽𝗮𝗿𝗼𝘁𝗶𝗱 𝗴𝗹𝗮𝗻𝗱, 𝗮𝗻𝗱 𝗶𝘁𝘀 𝗮𝗽𝗽𝗹𝗶𝗲𝗱 𝗮𝗻𝗮𝘁𝗼𝗺𝘆 (𝗶𝗻𝗰𝗹𝘂𝗱𝗶𝗻𝗴 𝗠𝗖𝗤, 𝗽𝗿𝗮𝗰𝘁𝗶𝗰𝗮𝗹, 𝗮𝗻𝗱 𝗶𝗻𝘁𝗲𝗿𝗮𝗰𝘁𝗶𝘃𝗲 𝗾𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀)." 𝐂𝐡𝐚𝐩𝐭𝐞𝐫𝐬 (𝐭𝐢𝐦𝐞𝐬𝐭𝐚𝐦𝐩𝐬)💡الفصول (الطوابع الزمنية) 00:00 - Intro (مقدمة) 00:23 - Content (المحتوى) 02:00 - 𝗣𝗮𝗿𝗼𝘁𝗶𝗱 𝗴𝗹𝗮𝗻𝗱 02:12 - Site 03:22 - Parts 04:26 - Boundaries 05:53 - Shape 06:50 - Capsule 10:34 - Surfaces 11:41 - Relations 15:50 - Structures inside the parotid gland 26:18 - Nerve supply 32:58 - Parotid duct 36:11 - Surface anatomy of parotid duct 🦷 38:55 - Applied anatomy (parotitis & Frey's syndrome) 41:33 - MCQ ❓❓❓ 43:33 - Basic principles of parasympathetic ganglia of the head and neck 46:54 - Otic ganglion 50:15 - Cranial nuclei for parasympathetic secretion 53:20 - Practical questions 54:45 - Interactive questions 𝐀𝐩𝐩𝐥𝐢𝐞𝐝 𝐚𝐧𝐚𝐭𝐨𝐦𝐲: 🧰🚑 1. 𝑺𝒘𝒆𝒍𝒍𝒊𝒏𝒈 𝒐𝒇 𝒕𝒉𝒆 𝒑𝒂𝒓𝒐𝒕𝒊𝒅 𝒈𝒍𝒂𝒏𝒅 🤔 ✅If the parotid gland swells, it becomes painful because it is enclosed in a closed space between the split layers of the investing deep cervical fascia of the neck. 2. 𝑭𝒓𝒆𝒚’𝒔 𝒔𝒚𝒏𝒅𝒓𝒐𝒎𝒆 👉❌👈 ✅ After injuries in the parotid region (cut wounds), during healing, a CROSS-LINKAGE ❌ between the auriculotemporal and great auricular nerves may occur. ✅ This leads to 𝒔𝒌𝒊𝒏 𝒓𝒆𝒅𝒏𝒆𝒔𝒔 𝒂𝒏𝒅 𝒔𝒘𝒆𝒂𝒕𝒊𝒏𝒈 𝒊𝒏 𝒕𝒉𝒆 𝒔𝒌𝒊𝒏 𝒐𝒗𝒆𝒓 𝒕𝒉𝒆 𝒑𝒂𝒓𝒐𝒕𝒊𝒅 𝒓𝒆𝒈𝒊𝒐𝒏 when there is a stimulus for salivation (such as seeing food). 𝑹𝒆𝒗𝒊𝒔𝒆 𝑭𝒓𝒆𝒚’𝒔 𝒔𝒚𝒏𝒅𝒓𝒐𝒎𝒆 𝒕𝒉𝒓𝒐𝒖𝒈𝒉 𝒕𝒉𝒆 𝒏𝒆𝒔𝒕 𝒍𝒊𝒏𝒌: 🟠🟡🔵🟣✅    • 𝐖𝐡𝐚𝐭 𝐢𝐬 𝐅𝐫𝐞𝐲’𝐬 𝐬𝐲𝐧𝐝𝐫𝐨𝐦𝐞?   𝐌𝐂𝐐: 💪💯 1. How many pairs of major salivary glands does the human body have? A. 1 B. 2 C. 3 D. 4 2. Which of the following is the anterior boundary of the parotid gland? A. Zygomatic arch B. Angle of the mandible C. Masseter muscle D. Sternomastoid 3. The stylomandibular ligament separates which two glands? A. Parotid and submandibular B. Parotid and sublingual C. Sublingual and submandibular D. Parotid and lacrimal 4. Sensory innervation of the parotid capsule is derived from which of the following nerves? A. Lesser occipital B. Third occipital C. Great auricular D. Auriculotemporal 5. What is the secretomotor root of the otic ganglion? A. Lingual B. Chorda tympani C. Greater palatine D. Lesser petrosal 6. Which muscle is pierced by the parotid duct? A. Masseter B. Buccinator C. Temporalis D. Orbicularis oris 7. Which fascia forms the capsule of the parotid gland? A. Superficial fascia B. Buccopharyngeal fascia C. Temporal fascia D. Deep cervical fascia 8. Which cranial nerve provides secretomotor fibers to the parotid gland? A. Facial nerve (CN VII) B. Glossopharyngeal nerve (CN IX) C. Trigeminal nerve (CN V) D. Vagus nerve (CN X) 9. Which nerve carries the parasympathetic fibers to the parotid gland? A. Facial nerve B. Greater auricular nerve C. Lingual nerve D. Auriculotemporal nerve 10. Which structure is most at risk of injury during parotid gland surgery? A. External carotid artery B. Retromandibular vein C. Facial nerve D. Auriculotemporal nerve 11. Which tooth is opposite the oral opening of the parotid duct? A. Upper 1st molar B. Upper 2nd molar C. Lower 1st molar D. Upper canine 12. Which of the following is NOT a boundary of the parotid bed? A. Sternocleidomastoid B. Posterior belly of digastric C. Zygomatic arch D. Trapezius muscle 13. Which lymph nodes first receive lymph from the parotid gland? A. Submental B. Submandibular C. Superficial cervical D. Parotid (preauricular) 14. Which nerve causes referred ear pain during parotid gland inflammation? A. Greater auricular nerve B. Facial nerve C. Glossopharyngeal nerve D. Auriculotemporal nerve 15. A huge tumor in the medulla oblongata causes damage to the glossopharyngeal nerve nuclei. The secretion of which of the following glands will be affected? A. Submandibular B. Sublingual C. Parotid D. Lacrimal 𝐀𝐧𝐬𝐰𝐞𝐫𝐬 𝐭𝐨 𝐌𝐂𝐐𝐬: 👇😀 𝟭. 𝗖 𝟮. 𝗖 𝟯. 𝗔 𝟰. 𝗖 𝟱. 𝗗 𝟲. 𝗕 𝟳. 𝗗 𝟴. 𝗕 𝟵. 𝗗 𝟭𝟬. 𝗖 𝟭𝟭. 𝗕 𝟭𝟮. 𝗗 𝟭𝟯. 𝗗 𝟭𝟰. 𝗗 𝟭𝟱. 𝗖 😂💞 🤣 𝓦𝓪𝓲𝓽𝓲𝓷𝓰 𝓕𝓸𝓻 𝓨𝓸𝓾𝓻 𝓐𝓷𝓼𝔀𝓮𝓻 😂💞 🤣 𝐅𝐨𝐫 𝐜𝐨𝐧𝐭𝐚𝐜𝐭: 📢 📌𝐄𝐦𝐚𝐢𝐥: [email protected] 📌𝐅𝐚𝐜𝐞𝐛𝐨𝐨𝐤 𝐩𝐞𝐫𝐬𝐨𝐧𝐚𝐥 𝐚𝐜𝐜𝐨𝐮𝐧𝐭:   / drayman.khanfour   📌𝐅𝐚𝐜𝐞𝐛𝐨𝐨𝐤 𝐠𝐫𝐨𝐮𝐩:   / 314015989895733   📌𝐓𝐞𝐥𝐞𝐠𝐫𝐚𝐦 𝐜𝐡𝐚𝐧𝐧𝐞𝐥: https://t.me/+k-LcyYc-0WsyNDg0 📌𝐓𝐞𝐥𝐞𝐠𝐫𝐚𝐦 𝐠𝐫𝐨𝐮𝐩: https://t.me/+S-dZx8Sf-LBiOWE0 📌𝐈𝐧𝐬𝐭𝐚𝐠𝐫𝐚𝐦:   / dr_aymn   📌𝐘𝐨𝐮𝐓𝐮𝐛𝐞 𝐜𝐡𝐚𝐧𝐧𝐞𝐥 𝐰𝐞𝐛𝐬𝐢𝐭𝐞 𝐥𝐢𝐧𝐤:    / @dr.ayman_khanfour   📞𝐌𝐨𝐛𝐢𝐥𝐞 (𝐚𝐧𝐝 𝐖𝐡𝐚𝐭𝐬𝐀𝐩𝐩): +20 1223815866 𝐇𝐚𝐬𝐡𝐭𝐚𝐠: 🔍 #parotid_gland #parotid_duct #otic_ganglion