Poi Sensei's Eye Dojo

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Anatomy & Physiology

Poi Sensei

Eyelid anatomy: a clinically oriented guide. A line drawing of a sagittal section of the upper eyelid, with the orbital septum highlighted

Anatomy & Physiology

Eyelid Anatomy: A Clinically Oriented Guide

May 3, 2026 Poi Sensei

Anatomy of the orbit: bones, fissures and what passes through. A line drawing of the right bony orbit from the front, with the superior orbital fissure highlighted

Anatomy & Physiology

Anatomy of the Orbit

July 21, 2025 Poi Sensei

Lacrimal drainage system: puncta, canaliculi, lacrimal sac and nasolacrimal duct. A line drawing of the right eye with the tear drainage path highlighted

Anatomy & Physiology

Anatomy of the Lacrimal Drainage System

July 17, 2025 Poi Sensei

The 10 layers of the retina, explained with an OCT diagram. Line drawings of retinal neurons beside the matching OCT bands, with the ellipsoid zone highlighted

Anatomy & Physiology

The 10 Layers of the Retina, Explained with an OCT Diagram

April 22, 2025 Poi Sensei

Embryology of the eye: which germ layer makes each structure. A line drawing of the optic cup, lens vesicle and surface ectoderm, with neural crest cells around them

Anatomy & Physiology

Embryological Origins of Eye Structures, and How to Remember Them

April 11, 2025 Poi Sensei