Practice NRE Medical Step I questions with answers and explanations.
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Brachial plexus is a network of spinal nerve roots C5 to T1 that supplies the upper limb.
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Coronary sinus is the main venous channel that drains most of the myocardium into the right atrium.
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Ureterovesical junction is a normal narrowing where the ureter enters the urinary bladder and a common site of stone impaction.
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Dysplasia is disordered epithelial growth with cytological atypia that may precede malignancy.
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Metaplasia is a reversible replacement of one mature cell type by another better suited to stress.
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Virchow triad is endothelial injury, abnormal blood flow and hypercoagulability as major contributors to thrombosis.
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Anaplasia is loss of differentiation and cellular organisation in a malignant neoplasm.
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Amyloidosis is extracellular deposition of misfolded protein in a beta-pleated sheet configuration.
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Apoptosis is programmed cell death with cell shrinkage and minimal inflammation.
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Otitis externa is inflammation of the external auditory canal, often painful with tragal movement.
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Conductive hearing loss is hearing impairment caused by failure of sound transmission through the external or middle ear.
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Sensorineural hearing loss is hearing impairment caused by cochlear or auditory nerve dysfunction.
