Questions tagged [sensation]
Questions about the ways that our bodies processes incoming visual, auditory, gustatory, somatosensory, proprioceptive, and pain (among others) information
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Can a person hear hours after dying?
A person close to me passed away recently in the hospital. About 2 and a half hours after clinical death*, the nurse told us that they could still hear** us and encouraged us to keep on talking to the ...
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What does it sound like, subjectively, when a shockwave bursts your eardrums?
A pressure pulse above 150 dB will burst the eardrums. I speculate that displacement of the membrane is far above normal range. I speculate that the initial displacement will get passed along to the ...
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What are the biological reasons for hearing loss?
I recently stumbled upon an interesting online hearing test on YouTube, and it got me thinking about the root causes of hearing loss. I'm curious about the main contributing factors behind the loss of ...
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Do humans see rates of change of colour
On a computer, we measure colour numerically, as three values, say red, green, blue. While our eyes include detectors for red, green and blue (although these aren't exactly the same as the light ...
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What are the effects of an overexposure to solitary confinement?
Solitary confinement has been shown to be bad for mental health.
I was wondering if really long solitary confinement, like this one are different to normal solitary confinement. In terms of effects ...
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Is There Any Evidence that People Prefer Just Intonation
In music, it's common to hear the refrain that people like harmonics (notes played at frequencies that are rational multiples of one another) the most out of different combinations of notes (at least ...
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Do people prefer simple colours?
To start off with, I am not a psychologist, nor do I know very much about it beyond behavioural economics.
A long time ago I decided to find my exact favourite colour. I knew it would be a yellow, so ...
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How do hair cells recognize frequencies?
I read that "a neuron can fire up to 1000 all-or-none impulses/sec" 1. But the hair cells in our ears are trimmed to recognize frequencies up to 20 kHz.
How can a hair cell detect a ...
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What is the "nails on a chalkboard" response?
Everyone is familiar with the squirmy, muscle-clenching response to hearing nails on a chalkboard. But I have known people to have this same response to other stimuli, such as:
Velvety fabrics
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Does the human eye have a muscle that if paralyzed would make us only see things that are in motion?
In "Kwantechizm", a relatively popular book written by a Polish physicist Andrzej Dragan, I read that chickens move their head so that they can see things that are not in motion, with the ...
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Does the brain have code? [duplicate]
I am not sure if the brain is totally analogous to a computer but it certainly behaves like one in some respects. It seems to take input information from the environment, process that signal, store ...
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Is thermoception part of the sense of touch in the 5 human senses or is it a 6th separate sense?
In an answer provided by DavidCian, it is mentioned that thermoception is separate to the 5 human bodily senses (sight, hearing, touch, smell and taste). Yet, I would have thought it would be part of ...
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Are centre-surround antagonism and lateral inhibition synonyms?
On Wikipedia, there is one page for centre-surround antagonism and one for lateral inhibition. They both concern the activity of a neuron being reduced by stimuli present not in the center of its ...
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How do the outer hair cells amplify the traveling wave?
Depending on the movement frequency, outer hair cells can stretch and contract, amplifying the amplitude of the traveling wave at the basilar membrane.
How can they do this exactly? what is the point ...
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Why do people express disgust when enjoying to certain music?
There's a word for this, stank face. Not sure what genres it is associated with, but I experience it mainly when I listen to and enjoy funk or rap. The "fatter" the beat and the groovier the ...
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