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A yawn is a reflex in vertebrate animals characterized by a long inspiratory phase with gradual mouth gaping, followed by a brief climax (or acme) with muscle stretching, and a rapid expiratory phase with muscle relaxation, which typically lasts a few seconds.
Yawning is an innate and reflexive behavior characterized by an ajar mouth accompanied by a deep inhalation and stretching of muscles around the throat, explains Epstein.
-'Many animal species, including birds and fish, experience yawning' Be changed to 'Almost all vertebrate animals, including mammals, birds, reptiles, amphibians, and even fish, experience yawning.' -'A yawn is a reflex consisting of the simultaneous inhalation of air and the stretching of the eardrums, followed by an exhalation of breath.'
It is termed faucalized because of the stretching of the fauces and visible narrowing of the faucial pillars in the back of the oral cavity. During faucalized voice, the sides of pharynx expand outward and the larynx descends and tilts forward. The term "yawny voice" is appropriate to compare this voice quality to the physiological act of yawning.
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Studies have shown that one move frequently made by pups may actually be a sign of empathy.
Yawning and stretching. In a state of omniscience, Contented with his own lot. Raised Hand Lohan (Chinese: 探手羅漢; pinyin: Tànshǒu Luóhàn) 11. Rahula (Sanskrit: Rāhula) (Chinese: 羅怙羅尊者; pinyin: Luóhùluó Zūnzhě) Pondering and meditating, Understanding it all. Above this world and free from conventions,
Biologists led by a professor from SUNY Oneonta are saying that there may be a connection between intelligence and the length of yawning.