Anatomy and physiology of the eye: Video, Causes, & Meaning | Osmosis

Adeel Ur Rehman on Instagram: "CN III, IV & VI Palsy Explained + Eye Movements Decoded 👁️ Can you localize the lesion just by eye movements? This reel shows a real patient with 3rd, 4th & 6th cranial nerve palsy alongside simplified neuro-anatomy diagrams to make eye movement localization easy & clinical. 🔑 Quick Pearls: • CN III palsy → Ptosis, down & out eye ± dilated pupil • CN IV palsy → Vertical diplopia, worse on stairs • CN VI palsy → Failure of abduction • Saccades = Frontal lobe • Pur

Medico Plasma on Instagram: "A 45-year-old woman presents with acute onset vertigo, nausea, and imbalance for two days. Hearing is normal. Neurological examination shows no limb weakness or sensory loss. She is diagnosed with right vestibular neuritis. To assess vestibulo-ocular reflex function, the examiner performs the Head Impulse Test. The patient is asked to fix her gaze on the examiner’s nose while her head is rapidly rotated. When the head is abruptly turned toward the affected side, the