Aura (symptom)

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Aura (symptom)

Aura (== Template:IPA ==

The Template:IPA (International Phonetic Alphabet) is a system of phonetic notation based primarily on the Latin alphabet. It was devised by the International Phonetic Association in the late 19th century as a standardized representation of the sounds of spoken language.

Pronunciation

The pronunciation of the term "IPA" is /aɪ piː eɪ/ in English.

Etymology

The term "IPA" is an acronym for the International Phonetic Alphabet. The International Phonetic Association, founded in 1886, created the IPA to provide a single, universal system for the transcription of spoken language.

Related Terms

  • Phonetic notation: A system used to visually represent the sounds of speech. The IPA is one type of phonetic notation.
  • Phonetics: The study of the physical sounds of human speech. It is concerned with the physical properties of speech sounds (phonemes), and the processes of their physiological production, auditory reception, and neurophysiological perception.
  • Phonology: The study of the way sounds function within a particular language or languages. While phonetics concerns the physical production, acoustic transmission and perception of the sounds of speech, phonology describes the way sounds function within a particular language or languages.
  • Transcription (linguistics): The systematic representation of spoken language in written form. The source of the words transcribe and transcription, the term means "to write across" in Latin, and it's the process of converting spoken language into written form. In linguistics, this is often done using the IPA.

External links

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Languages: - East Asian 中文, 日本, 한국어, South Asian हिन्दी, Urdu, বাংলা, తెలుగు, தமிழ், ಕನ್ನಡ,
Southeast Asian Indonesian, Vietnamese, Thai, မြန်မာဘာသာ, European español, Deutsch, français, русский, português do Brasil, Italian, polski) is a term used in medicine to describe a symptom often experienced before the onset of certain disorders, most commonly migraines and epilepsy. The term is derived from the Greek word "αὔρα" meaning "breeze" or "air", reflecting the fleeting nature of these symptoms.

Definition

An aura is a perceptual disturbance experienced by some individuals with migraines or seizures before either the headache or seizure begins. It often manifests as the perception of strange lights, bright spots, or wavy lines in the visual field. Other symptoms can include auditory or tactile hallucinations, vertigo, and tingling sensations in the body.

Types of Auras

There are several types of auras, including:

  • Visual aura: This is the most common type of aura. It includes symptoms like seeing flashing lights, zigzag lines, or blind spots in your field of vision.
  • Sensory aura: This type of aura produces feelings or sensations that aren't real, such as tingling, numbness, or a feeling of pins and needles.
  • Auditory aura: This type of aura involves hearing sounds that aren't real, such as music, a ringing noise, or a series of clicks.
  • Motor aura: This type of aura causes a temporary paralysis or weakness in one part of the body.

Related Terms

  • Migraine: A type of headache characterized by severe pain on one or both sides of the head, nausea, and sometimes disturbed vision.
  • Epilepsy: A neurological disorder marked by sudden recurrent episodes of sensory disturbance, loss of consciousness, or convulsions, associated with abnormal electrical activity in the brain.
  • Seizure: A sudden, uncontrolled electrical disturbance in the brain. It can cause changes in behavior, movements or feelings, and levels of consciousness.

See Also

External links

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