Before giving a speech, Arlyn starts to get sweaty palms, and he can feel that his heart is beating faster than normal. Arlyn notices this, thinks about the fact that his speech is coming up, and decides that he must be anxious about his speech.
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Arlyn starts to get sweaty palms and feels his heart beating faster than normal. Show more…
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Claire wakes up to her alarm sounding. It is time to get ready for school. She stands up out of bed, stretches and walks to the bathroom to take a shower. Before getting in, she checks the water temperature. After her shower, as she is getting dressed she begins to salivate at the smell of the breakfast her roommate has made for the both of them. List the divisions of the nervous system that are involved in each of these actions.
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Sweaty palms seems to be a reaction to stress, anxiety, etc. For our forest-inhabiting primate ancestors sweaty palms could cause unwanted side-effects such as slipping off tree branches under stressful conditions, like when being chased by a predator. Why did palm sweating became a reaction to fear, worry, anxiety etc in the course of human evolution? What is the benefit of sweaty palms?
Dave K.
Sweaty palms seem to be a reaction to stress, anxiety, etc. For our forest-inhabiting primate ancestors, sweaty palms could cause unwanted side effects such as slipping off tree branches under stressful conditions, like when being chased by a predator. Why did palm sweating become a reaction to fear, worry, anxiety, etc. in the course of human evolution? What is the benefit of sweaty palms?
Joseph S.
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