Optic disk medical term
WebJan 11, 2024 · The optic disc, sometimes called the optic nerve head, is a round section at the back of the eye. It is where the retina and optic nerve connect. The optic disc is also where the retina’s main artery and vein enter the eye. Optic disc anatomy. WebThe optic disc or optic nerve head is the point of exit for ganglion cell axons leaving the eye. Because there are no rods or cones overlying the optic disc, it corresponds to a small blind spot in each eye. The ganglion cell axons form the optic nerve after they leave the eye.
Optic disk medical term
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WebOptic disk. The _____ lies between the outer ear and the middle ear. Tympanic membrane. The _______ separates the middle ear from the inner ear. Oval window. The auditory … Weboptic disk. the structure that maintains the shape of the eye and protects the delicate inner layers of tissue. ... The medical term for this condition is. barotrauma. describes an accumulation of earwax that forms a solid mass by adhering to the walls of the external auditory canal. impacted cerumen. T/F Monaural testing involves one ear.
WebOct 14, 2015 · Morning glory disc anomaly: Clinical features. In 1970 Kindler described an unusual congenital disc anomaly as “morning glory syndrome” because of its resemblance to the morning glory flower. 1 It is characterized by an enlarged, funnel-shaped excavation that incorporates the optic disc. The disc itself is enlarged, and orange or pink in ... WebThe optic disc is elevated and its surface is covered by cotton wool spots (damaged axons) and flame hemorrhages (damaged vessels). Four I's: increased intracranial pressure (papilledema), infarction, inflammation, …
WebThat may happen because of: A head injury. A brain or spinal cord tumor. Inflammation of the brain or any of its coverings, such as meningitis. Extremely high blood pressure. Bleeding in the brain ... Webop·tic disc [TA] an oval area of the ocular fundus devoid of light receptors where the axons of the retinal ganglion cell converge to form the optic nerve head; Synonym (s): discus …
WebSep 20, 2024 · The brain swelling that causes papilledema triggers other symptoms that distinguish it from other eye conditions, including: feeling nauseous. throwing up. having abnormal headaches. hearing ...
WebNov 18, 2011 · Optic disc pallor, indicating optic atrophy, is more a finding than a diagnosis. When identified, an explanation or underlying cause must be sought. The term pallor should never be used cavalierly. That is, never … birthday party ideas washington dcbirthday party ideas syracuse nyWebDec 5, 2024 · The optic disc is an elevation on the medial aspect of the retina where the sensory fibers and retinal vessels pass through the eyeball. The nerve fibers are conveyed via the optic nerve (CN II) and they travel … dan rothenberg comedianWebThe optic disc or optic nerve head is the point of exit for ganglion cell axons leaving the eye. Because there are no rods or cones overlying the optic disc, it corresponds to a small … birthday party ideas tauntonWeb( pap'il-ĕ-dē'mă) Edema of the optic disc, due to increased intracranial pressure. Synonym (s): choked disc, papilloedema. Medical Dictionary for the Health Professions and Nursing © Farlex 2012 papilloedema A non-inflammatory oedema of the optic nerve head produced by raised intracranial pressure, and due most commonly to a cerebral tumour. birthday party information sheet docWebAbout 3.5 mm nasally from the fovea is the optic papilla (optic disk), where nerve fibers from the retina make their exit and form the optic nerve. This region is devoid of rods and cones and is insensitive to light; hence it is named the blind spot. birthday party ideas virginia beachWebMar 8, 2024 · Unlike the drusen associated with AMD, optic nerve drusen (also known as optic disc drusen) are not related to aging, may be inherited, and typically appear in children. Optic nerve drusen usually do not affect vision, but some patients with these drusen may lose peripheral (side) vision. Drusen Symptoms dan rothermel