cone-shaped cornea
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Stroma of cornea — Vertical section of human cornea from near the margin. (Waldeyer.) Magnified. 1. Epithelium. 2. Anterior elastic lamina. 3. substantia propria. 4. Posterior elastic lamina. 5. Endothelium of the anterior chamber … Wikipedia
Keratoconus — Cone shaped cornea with the apex of the cone being forward. Also called conical cornea. * * * A conical protrusion of the cornea caused by thinning of the stroma; usually bilateral. SEE ALSO: Fleischer ring, Munson sign. SYN: conical cornea.… … Medical dictionary
Munson's sign — is a V shaped indentation observed in the lower eyelid when the patient s gaze is directed downwards. The medical sign is characteristic of advanced cases of keratoconus and is caused by the cone shaped cornea pressing down into the eyelid.[1] It … Wikipedia
keratoconus — noun abnormal cone shaped protrusion of the cornea of the eye; can be treated by epikeratophakia • Hypernyms: ↑astigmatism, ↑astigmia * * * ¦kerəd.ō¦kōnəs noun ( es) Etymology: New Latin, from … Useful english dictionary
syndrome — The aggregate of symptoms and signs associated with any morbid process, and constituting together the picture of the disease. SEE ALSO: disease. [G. s., a running together, tumultuous concourse; (in med.) a concurrence of symptoms, fr. syn,… … Medical dictionary
human cardiovascular system — ▪ anatomy Introduction organ system that conveys blood through vessels to and from all parts of the body, carrying nutrients and oxygen to tissues and removing carbon dioxide and other wastes. It is a closed tubular system in which the… … Universalium
Pepper spray — This article is about the chemical compound. For agent used in riot control, see Pepper spray projectile. This article forms part of the series Chemical agents Lethal agents Blood agents Cyanogen chloride (CK) … Wikipedia
eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… … Universalium
Keratoconus — Classification and external resources The conical cornea that is characteristic of keratoconus ICD 10 H … Wikipedia
photoreception — photoreceptive, adj. /foh toh ri sep sheuhn/, n. the physiological perception of light. [1905 10; PHOTO + RECEPTION] * * * Biological responses to stimulation by light, most often referring to the mechanism of vision. In one celled organisms such … Universalium
nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… … Universalium
