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Psychological Properties Of Ya
Beginning of essay
Studies on the physical and wning
The act of yawning has been observed in all vertebrates, and occurs in humans as early as minutes after birth, so it must have some definitive physiological purpose. Until recently, most scientists believed yawning was a respiratory function, triggered by a surplu ....
Middle of essay
....they were. Each subject was alone in a room for the course of all three trials. In addition, a control group of 20 students were tested for skin conductance and heart rate while intentionally performing different physical aspects of yawning, such as opening the mouth wide and taking deep breaths. All results were analyzed using a Friedman ANOVA test.
The results of the experiment partailly concur with the authors’ prediction. In the experimental group, it was found that skin conductanc.... |
| Number of words: 2211 |
Approximate pages: 9 |
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