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Drusen, from the German word for node or geode (singular, "Druse"), are tiny yellow or white accumulations of extracellular material that build up between Bruch's membrane and the retinal pigment epithelium of the eye. The presence of a few small ("hard") drusen is normal with advancing age, and most people over 40 have some hard drusen. [1]
In children, optic disc drusen are usually buried and undetectable by fundoscopy except for a mild or moderate elevation of the optic disc. With age, the overlying axons become atrophied and the drusen become exposed and more visible. They may become apparent with an ophthalmoscope and some visual field loss at the end of adolescence. [7]
David P. Weikart (August 26, 1931 – December 9, 2003) was an American psychologist and founder of the HighScope Curriculum, an early childhood education program. Weikart was born on August 26, 1931, in Youngstown, Ohio. His parents were Hubert and Catherine Weikart. One of four children, he had an older sister and two younger brothers.
Geographic atrophy (GA), also known as atrophic age-related macular degeneration (AMD) or advanced dry AMD, is an advanced form of age-related macular degeneration that can result in the progressive and irreversible loss of retinal tissue (photoreceptors, retinal pigment epithelium, choriocapillaris) which can lead to a loss of visual function over time.
The incidence and quality of physical activity education in early childhood education have a strong positive effect on the cognitive, social and physical development of young children. [12] Early childhood is a stage of rapid growth, development and learning and each child makes progress at different speeds and rates. [ 13 ]
Spoilers ahead! We've warned you. We mean it. Read no further until you really want some clues or you've completely given up and want the answers ASAP. Get ready for all of today's NYT ...
Early childhood education (ECE), also known as nursery education, is a branch of education theory that relates to the teaching of children (formally and informally) from birth up to the age of eight. [1]
That can happen for a few reasons, including a fear of pain or discomfort from pooping, a lack of awareness of needing to poop, a way of taking control, not wanting to stop playing to go to the ...