Cavernous Sinus Contents | Easy Mnemonic скачать в хорошем качестве

Cavernous Sinus Contents | Easy Mnemonic

The cavernous sinus is a venous sinus found on each side of the sella turcica, a bony base of the skull. It is a vital space for venous drainage and circulation in the brain, housing various structures. The following are the contents of the cavernous sinus:1. Internal carotid artery: The cavernous segment of the internal carotid artery passes through the cavernous sinus, giving rise to multiple branches within the sinus. These branches supply blood to different structures in the region, including the brain and orbit. 2. Cranial nerves: Several cranial nerves pass through or near the cavernous sinus. These include: Cranial nerve III (oculomotor nerve): It supplies most of the extraocular muscles responsible for eye movement, excluding two. Cranial nerve IV (trochlear nerve): It innervates the superior oblique muscle of the eye. Cranial nerve V1 (ophthalmic division of the trigeminal nerve): It carries sensory information from the forehead, upper eyelid, and front part of the scalp. Cranial nerve V2 (maxillary division of the trigeminal nerve): It carries sensory information from the lower eyelid, upper lip, cheek, and side of the nose. Cranial nerve VI (abducens nerve): It controls the lateral rectus muscle, responsible for outward eye movement. 3. Venous structures: The cavernous sinus receives blood from various veins, including the superior and inferior ophthalmic veins, superficial middle cerebral vein, sphenoparietal sinus, and emissary veins. These veins aid in draining blood from the surrounding structures of the cavernous sinus. 4. Connective tissue and supporting structures: The cavernous sinus contains fibrous connective tissue, adipose tissue, and elastic fibers, providing support to the structures within the sinus and maintaining its shape and integrity. The intricate arrangement of these structures in the cavernous sinus emphasizes its significance in the neurovascular anatomy of the head. It also plays a crucial role in the pathophysiology of disorders like cavernous sinus syndrome or cavernous sinus thrombosis. ✔️To get access to member-only videos join my channel membership here:    / @drteethacademy   ✔️Get free dental books, notes, and more dental videos by participating in a short survey. Click here: https://forms.gle/PncVVXVBxz6CKBcV6 👌🏻 MUST WATCH VIDEOS: 👉🏻How to be a top scorer in dentistry: TIPS    • How to be a top scorer in dentistry : TIPS...   👉🏻Tips to study effectively | MASTER your subject    • Tips to study effectively | MASTER your su...   👉🏻Is it too Late To Start Studying? EXAM STRATEGY    • Is it too Late To Start Studying? EXAM STR...   👉🏻How to Write Good Answers in Exam? DENTAL EXAMS    • How to Write Good Answers in Exam? DENTAL ...   👉🏻How to Manage your Time in Exams?    • How to Manage your Time in Exams?   🆅🅸🆂🅸🆃 🆄🆂 🅷🅴🆁🅴 : 📌WEBSITE: https://drteethacademy.com 📌FACEBOOK PAGE:   / drteethacademy   📌FACEBOOK GROUP:   / drteeth   📌INSTAGRAM:   / doc_teeth   📌EMAIL: [email protected] #drteeth #cavernoussinus #anatomyvideos