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Used in the following articles:

• Abducens nerve (CN VI) - “The abducens nerve is the sixth cranial nerve. It is the "Anticipation" in the infamous mnemonic. Nucleus and cisternal portionIt is the most media...”
• Oculomotor nerve (CN III) - “The oculomotor nerve is the third of the cranial nerves and arises from the midbrain.  It is responsible for some eye movements. Nuc...”
• Orbit - “The orbit, in the adult human, has a volume of approximately 30ml, of which the globe occupies 6.5ml. It has a roof, floor, medial and lateral wall...”
• Superior orbital fissure - “The superior orbital fissure is the communication between the cavernous sinus and the apex of the orbit. It is straddled by the tendinous ring whic...”
• Tendinous ring - “The tendinous ring is the common origin of the four rectus muscles (extra ocular muscles). The tendinous ring straddles the superior orbital fissur...”
• Trochlear nerve (CN IV) - “The trochlear nerve is the fourth cranial nerve. Nucleus and cisternal portionIt is the only cranial nerve to exit the brainstem posteriorly, imm...”