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Questions and Answers
What is one theory about why yawning occurs?
What is one theory about why yawning occurs?
One theory is that yawning helps keep the brain awake during boring or passive activities.
What is thought to happen to the carotid artery when we yawn?
What is thought to happen to the carotid artery when we yawn?
The movement of the muscles in the face and neck stimulate the carotid artery.
What is similar between the effects of yawning and the effects of caffeine?
What is similar between the effects of yawning and the effects of caffeine?
Both yawning and caffeine increase the electrical conductance of the skin.
In what types of activities are people more likely to yawn?
In what types of activities are people more likely to yawn?
Why do researchers think yawning may be contagious?
Why do researchers think yawning may be contagious?
What happens to brain fluid when we yawn?
What happens to brain fluid when we yawn?
Match the following brain states with the activities during which they are more likely to occur:
Match the following brain states with the activities during which they are more likely to occur:
Match the following physiological responses with their effects:
Match the following physiological responses with their effects:
Match the following yawn-related phenomena with their descriptions:
Match the following yawn-related phenomena with their descriptions:
Match the following activities with their likelihood of inducing yawning:
Match the following activities with their likelihood of inducing yawning:
Match the following effects of yawning with their descriptions:
Match the following effects of yawning with their descriptions:
Match the following phenomena with their explanations:
Match the following phenomena with their explanations:
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