KMK Anatomy Flashcards
What are the 3 major anatomical features of the lesser wing of the sphenoid bone?
Origin of Superior Oblique
Origin of Superior Levator
Optic Canal
What divides the lacrimal gland into its orbital and palpebral portions?
Levator aponeurosis
What is the cause of dacryocystitis? (general; for children, for adults)
Nasolacrimal duct obstruction;
Kids: Blockage at Valve of Hasner
Adults: Involutional stenosis, Maxillary sinusitis
What are the most common causes of dacryoadenitis?
Sarcoidosis, Staph infection, Mono
What retinal layers contain retinal vasculature?
NFL and INL
What cells are involved in the synapses of the OPL?
Photoreceptor, Horizontal cell, Bipolar cell
What cells are involved in the synapses of the IPL?
Bipolar cell, Amacrine cell, Ganglion cell
What is the anatomically thinnest area of the retina? What layers of the retina are found there?
Foveola (0.13 mm thick, 0.35 mm diameter); 6 layers: RPE, photoreceptors, ELM, ONL, Henle’s, ILM
What is the anatomically thickest area of the retina? What layers of the retina are found there?
Parafoveal region; all 10 retinal layers
The parafoveal region contains the greatest concentration of what retinal cells?
Bipolar cells, ganglion cells
What cranial nerve is involved in neurotrophic keratitis? How would that patient present?
V1; corneal ulcer without pain
What are the 3 areas of the eye that contain goblet cells?
palpebral conjunctiva, temporal bulbar conjunctiva, inferonasal fornices
What two corneal layers end at the corneosclereal limbus?
Bowman’s and Descemet’s
What glaucoma drugs function by decreasing aqueous production?
CAIs, Beta blockers
think CB for aqueous production
What major structure(s) are composed of Type I collagen?
Bowman’s, bone, stroma, sclera
