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An embolism is the lodging of an embolus, a blockage-causing piece of material, inside a blood vessel. [1] The embolus may be a blood clot (), a fat globule (fat embolism), a bubble of air or other gas (gas embolism), amniotic fluid (amniotic fluid embolism), or foreign material.
Scott's great snake, a cartoon map illustrating the Union blockade of the Confederacy during the American Civil War, known as the Anaconda Plan, illustrated by J.B. Elliott C47s unloading at Tempelhof Airport in Berlin, part of the airlift of supplies which broke the Soviet Union's 1948 land blockade of West Berlin
In linguistics, blocking is the morphological phenomenon in which a possible form for a word cannot surface because it is "blocked" by another form whose features are the most appropriate to the surface form's environment. [1] More basically, it may also be construed as the "non-occurrence of one form due to the simple existence of another." [2]
Greek εἰλεός (eileós), to shut in, intestinal obstruction ileocecal valve: infra-below Latin īnfrā, below infrahyoid muscles: inter-between, among Latin inter: interarticular ligament: intra-within Latin intrā: intramural: ipsi-same Latin ipsi-ipsilateral: irid(o)-of or pertaining to the iris: Latin īrīs, rainbow; from Greek ...
Thought blocking is a neuropsychological symptom expressing a sudden and involuntary silence within a speech, and eventually an abrupt switch to another topic. [1] Persons undergoing thought blocking may utter incomprehensible speech; they may also repeat words involuntarily or make up new words.
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Airway obstruction is a blockage of respiration in the airway that hinders the free flow of air. Airway obstructions can occur either in the upper airway (UPA) or lower airway (LOA). The upper airway consists of the nose, throat, and larynx. The lower airway comprises the trachea, bronchi, and bronchioles. [1]
Since blockage of the artery is gradual, the onset of symptomatic thrombotic strokes is slower. Thrombotic stroke can be divided into two categories — large vessel disease or small vessel disease. The former affects vessels such as the internal carotids, vertebral and the circle of Willis. The latter can affect smaller vessels, such as the ...