10 votes
Accepted

What is the smallest touch sensation that a human can feel?

Short answer The detection threshold of static indentation stimuli on the palm of the hand is approximately 10 to 40 micrometers, dependent on the exact location under investigation. Background The ...
AliceD's user avatar
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8 votes
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Would the human body react faster to touch or sight

A "touch" or "haptic" sensation will be much faster due to several reasons: Haptic feedback can be processed without the presence of any higher-order cognitive processing, therefore meaning that the ...
Ebbinghaus's user avatar
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3 votes
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What does C. Elegans sense when touched?

In short, you are correct. You touch the skin, and that compresses mechanoreceptors, which then generate a cascading neuronal response. As far as the actual neurons, it really depends on the type of ...
julianstanley's user avatar
3 votes
Accepted

Why do we only initially feel the bending of a hair?

Short answer Touch receptors become unresponsive after continuous stimulation, a process called neural adaptation. Background There are various touch receptors in the skin (Fig. 1). One of them is ...
AliceD's user avatar
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1 vote

How do afferent mechanoreceptors work on the finger pads?

Short answer Tactile grating stimuli with a higher line density (number of lines per surface area) and applied with an equal force result in a lower amount of pressure per unit of skin area under the ...
AliceD's user avatar
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