Yawning and its physiological significance - PMC
In this study, 23 adult chimpanzees were observed for contagious yawning while viewing the videos of yawning and control movements of the mouth of ingroup (same species) or outgroup …
The thermoregulatory theory of yawning: what we know from …
Here we review the comparative research supporting this model of yawning among homeotherms, while highlighting a recent report showing how the expression of contagious yawning in …
Yawning and airway physiology: a scoping review and novel …
Yawning is a stereotypical complex muscular movement and is commonly executed by most vertebrates. In seconds, the entire airway is fully dilated and surrounding muscles are …
Mirror neuron activity during contagious yawning--an fMRI study
Our study objective was to test the hypothesis that the human mirror neuron system (MNS) is activated by visually perceived yawning. We used functional magnetic resonance imaging to …
Interspecific Contagious Yawning in Humans - PMC - National …
2022年7月27日 · Contagious yawning has been observed in humans and a growing number of social vertebrates. While the majority of studies on yawn contagion have documented this …
The Surprising Science of Yawning - The New Yorker
2014年4月14日 · Johanna de Vries, a professor of obstetrics at Vrije University Amsterdam, has discovered that the human fetus yawns during its first trimester in the womb. And, unless we …
Yawning and airway physiology: a scoping review and novel
2022年2月5日 · To date, yawning has been rarely studied, and as of yet there is no consensus on its main function. To investigate a mechanical airway function for yawning, a literature search …
Abstract: We conducted two experiments that implicate yawning as a thermoregulatory mechanism. The first experiment demonstrates that different patterns of breathing influence …
People that score high on psychopathic traits are less likely to yawn …
2021年12月10日 · Here, we aimed to replicate and extend upon research suggesting a negative relationship between psychopathic traits and yawn contagion in community samples.
Brain size and neuron numbers drive differences in yawn ... - Nature
2021年5月6日 · The aim of this study was to examine how absolute brain mass and neuron numbers drive differences in yawn duration across mammals and birds, yet models that do not …
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