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In geometry, a prism is a polyhedron comprising an n-sided polygon base, a second base which is a translated copy (rigidly moved without rotation) of the first, and n other faces, necessarily all parallelograms, joining corresponding sides of the two bases.
Chronic progressive external ophthalmoplegia (CPEO) is a type of eye disorder characterized by slowly progressive inability to move the eyes and eyebrows. [1] It is often the only feature of mitochondrial disease, in which case the term CPEO may be given as the diagnosis.
In this equation, the base (B) and the extremely strong base (the conjugate base OH −) compete for the proton. [6] As a result, bases that react with water have relatively small equilibrium constant values. [6] The base is weaker when it has a lower equilibrium constant value. [3]
The Four Prism Dioptre Reflex Test (also known as the 4 PRT, or 4 Prism Dioptre Base-out Test) is an objective, non-dissociative test used to prove the alignment of both eyes (i.e. the presence of binocular single vision) by assessing motor fusion. [1]
The White House, official residence of the president of the United States, in July 2008. The president of the United States is the head of state and head of government of the United States, [1] indirectly elected to a four-year term via the Electoral College. [2]
Esotropia (from Greek eso 'inward' and trope 'a turning' [1]) is a form of strabismus in which one or both eyes turn inward. The condition can be constantly present, or occur intermittently, and can give the affected individual a "cross-eyed" appearance. [2]
Al Udeid Air Base (Arabic: قاعدة العديد الجوية) is one of two military bases southwest of Doha, Qatar, also known as Abu Nakhlah Airport (مطار أبو نخلة). It houses the Qatar Emiri Air Force , United States Air Force , Royal Air Force , and other foreign forces.
German tanks of the Neubaufahrzeug type in Oslo in April 1940. Germany invaded both Norway and Denmark on 9 April 1940. [1] Norway was very important to Germany for two reasons: firstly as a base for naval units to harass Allied shipping in the North Atlantic and Arctic Oceans, and secondly to secure shipments of iron ore coming in from Sweden through the port of Narvik. [2]