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Questions tagged [psychology]

The scientific study of behaviour and of the mind.

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Are there any social-behavioural differences between the biological sexes in humans “proven” to have an evolutionary basis?

Long story short: women are from Venus and men are from Mars. But how much of the differences arose from evolution and how much of it comes from Venusian and Martian cultural differences? Jokes ...
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Why do simulations of dichromatic color vision portray medium wavelengths as yellow rather than green?

Please take the time to read & answer this at your own convenient pace. Is this even the right way to put this? Do you think this post better belongs in the Physics or Philosophy forums? This ...
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Once neurotransmitters bind to its receptors, how does the post synaptic neuron “know” when to start a new action potential?

My textbook seems to gloss over this subject. Once the post-synaptic receptors are activated, do they cause particular ion channels to open, letting positive charge into the cell and inching the ...
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1answer
49 views

What is the motivation behind fluorinated pharmaceuticals?

From what little research I've done, it appears that a significant portion of modern psychoactive drugs are fluorinated in one way or another (for example, Buproprion, Fluvoxamine, or any number of ...
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What's the evolutionary reason behind feeling 'sorrow'?

As it's established that life's design is a product of evolution, what advantage does emotions like sadness play in the life of an individual/species ?
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Why does doing more physical labour reduce the prevalence of disorders like OCD?

This just an observation without any study backing it. But people who do more physical labour as opposed to sitting at the couch really do have less rates of OCD. Why this association of physical work ...
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73 views

Do brain consume more energy when stressed or Anxious

When a person is anxious or stressed or suffering from chronic depression, it is observed that the person is usually tired. Is there there a connection between fatigue and racing thoughts/obsessions. ...
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1answer
87 views

Is cruelty a human instinct? [closed]

I had started studying human behaviour and human instincts a few months ago, earlier the question was raised after seeing human behaviour with animals (his prey). Animals hunt their prey for eating, ...
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1answer
402 views

Why do living things go belly up as they die? [closed]

I have seen birds, lizards, frogs, fish, etc in various places on their back dead. May be insecticides cause them to flip over but I do not believe every upside down creature died by poison as stated ...
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Are there any parasites that alter human behavior in a self destructive way?

There seems to be quite a few examples of parasites taking over the behavior of insects in a way that leads to the death of the host. A couple of examples include: Spinochordodes tellinii: A ...
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Does the brain always enter alpha/beta waves upon brief awakenings during the night?

If you realize you are awake briefly before falling back asleep, have you necessarily exited REM sleep or another stage? That is, is the experience of waking briefly (tossing and turning, etc.) always ...
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Modern Classification of Introspective Psychopharmacological Drug Profiles?

In the effort to better relate neuronal mechanisms to states of mind, it makes sense to have - in addition to pharmacological classifications of drugs and imaging/physiology classifications of their ...
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1answer
47 views

What advantage do dogs have in clearly disclosing whether they are afraid or unafraid in a conflict?

Dogs are known to clearly show whether they are afraid or unafraid with the posture of their tails during a conflict. How and why is this beneficial? My limited understanding makes me feel that, in ...
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Is arachnophobia connected to lower immunity against spider toxins?

Are arachnophobics more subceptible to toxical effects coming from spider toxins?
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1answer
90 views

Does the brain store information and personality traits in different areas?

I'm aware that muscle memory, language etc can remain largely intact after brain injury that impairs other forms of memory, suggesting that different kinds of memory are stored in different places in ...
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1answer
74 views

At what point do scientists consider something sentient vs random and/or genetic? [closed]

When I was thinking about sentience from a scientific point of view, I was confused about the bio-electric mental difference between a paramecium, dog, human, and supercomputer. At what point does ...
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3D Object Modelling in the Brain

Could somebody point out the neuroscience literature dedicated to the modelling of 3D objects in the human mind? I'm interested in the brain regions, and particularly the details of the circuitry, ...
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1answer
34 views

Can cognitive enhancement from exercise be replicated/replaced through prolonged standing?

Can cognitive enhancement from exercise be replicated/replaced through prolonged standing? Like, will BDNF be released from prolonged standing. I would prefer to use a standing desk than exercise (...
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38 views

Effects on body without fitting routine to external time (non 24 hour Circadian clock) [closed]

Often I find myself trying to fit my daily routines to factors such as those of the external time, e.g. to light levels outside, and those that others around me live by. However this often seems ...
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Placebo effect and why they work [closed]

I'm just wondering how the placebo effect works on people. If a patient is given fake drugs , how does that make him better? So what if they feel more "assured", how would that help the body immunity (...
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174 views

Empty room, Room full with stuffs & Auditory adaptation to reflection of sounds

Background When a room is full with stuffs like furniture, electronic utilities, books etc. it's hard to hear reflections of sounds made by us (talking, playing an instrument, sound from falling ...
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1answer
8k views

Why do bad smells make us vomit?

According to my understanding, vomiting happens when the body wants to get rid of something that we have ingested or put in our mouths to get it out of the body. So why is it that when something ...
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4answers
7k views

Is monogamy a human innate behaviour?

As the question states, got curious and I was wondering if monogamy is an innate human behaviour or is it because of how we built society (religion, traditions, etc.)? Let's say we go back in time, ...
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50 views

Why do I feel my schoolbag to be heavier after meals? [closed]

I am not sure this is related to psychology or not. My friend casually commented to me that he feels his bag to be heavier after his meal. So I started observing my perception of weight of school bag ...
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1answer
195 views

Why do people feel shame when exposed nakedly?

Why do people feel shame? Meaning the kind of shame specifically related to exposing 'private parts'. Where does it come from (i.e. social factors due to upbringing, inherent in our genes etc.)? ...
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38 views

How to define biological schizophrenia? [closed]

I am thinking the biological factors of biological schizophrenia: a model about the assumption that schizophrenia is caused by biological factors. I am thinking general genetic classes where the ...
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1answer
55 views

Why do scary situations make our skin crawl? Why do we have goosebumps in such situations?

I do not see why should scary situations make our skin "crawl". In scary situations, we supply less blood to our skin (which makes it paler), so shouldn't its activities reduce? Goosebumps should take ...
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2answers
657 views

Why does our face get red during anger?

My attempt: This site says that it is due to flight or fight mechanism, which results in more amount of blood being passed to face causing red face. But isn't it wasteful for our body to send more ...
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3answers
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Why do humans suffer anxiety when they view “Trypophobia trigger images”?

When you type Trypophobia Trigger Images in google, you see a variety of images with irregular lumps and bumps among some more gory images. Many people report that these images induce phobia like ...
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0answers
263 views

High frequency tone/ringing in movies/music and its effects [closed]

I was watching a horror movie and I noticed during a scene that there was a high pitched noise playing in the background. It had been playing for a while before I noticed it and when I took notice it ...
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1answer
139 views

Why pain caused by blunt objects vanish after some time and return at the event of touching?

Background When any bone/muscle of body is hit badly by a blunt object, it hurts pretty bad of course for some time. But, after some time the pain goes off completely or to some extent. Then, if we ...
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4answers
881 views

Is every decision we make already “pre-programmed” because of DNA? [closed]

DNA has information about our cells and how every cell should act. Since I am made entirely of cells, including things that make my mind, aren't decisions coded for by DNA by proxy of our cells. ...
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1answer
1k views

Why are animals afraid of the vet?

I can understand why people are afraid of the doctor, because they have mental concepts of health and medicine. But why should an animal be any more afraid of the vet than the post office or any ...
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Is there any functional difference between Occipital lobe ( in mammals) and Optic lobe (vertebrates other than mammals)?

Visual processing centre in mammals and lower-vertebrates, are known to be different. In mammals, such as human, it is the Occipital Lobe of 2 hemispheres of cerebral cortex; which is a part of ...
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1answer
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Which of the response is faster? voice or hand action?

After taking certain stimuli and making the the decision to do certain action, which one response (output) (out of 2 possible output-ways, voice and hand-movement) would act faster? For example lets ...
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Do other young mammals turn their backs to their parent when upset?

I have noticed that upset toddlers turn their back to someone who wronged them and huff. Most adults don't do this, so I don't know how this could be a learned behaviour. Do other animals express this ...
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Links between Genetics and Personality Types

This topic was visited briefly in the thread, Genetic Effects on Personality, but I was surprised not to find more on it. (Is there a taboo I don't know about? What's the ethical stance on this ...
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2answers
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Do animals get Post Traumatic Stress Disorder after escaping from a life threatening situation out in the wild?

Can animals come down with PTSD in the wild by themselves? For example, would a gazelle that nearly pulls away from a cheetah at the last second and heard the cheetah's jaws clamping down at air right ...
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2answers
3k views

Why is it advised that infants are fed mother's milk?

I have heard that mother's milk is preferred over other baby foods, because it contains immunoglobulins (secretory IgA), and other essential nutrients. But why is mother's milk so special? Any ...
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154 views

I get regularly get déjà vu - but I know it's not a memory recall - I always think it's from a dream [closed]

My apologies if this is not the right forum for a neuroscientific/psychological question, especially not one coming from personal experience. Please close/move as appropriate :) Doubtless we're all ...
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1answer
436 views

What causes anorexia nervorsa?

I've heard of anorexia nervosa being a severe loss of appetite. I'm wondering what causes such disease in humans?
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1answer
288 views

Why do children prefer sweeter foods?

As we get older, we tend to lose our sweet tooth and become more tolerant to bitter foods, like vegetables. However, I never understood how this works. Why is it that children prefer sweeter foods, ...
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1answer
356 views

Development and function of spindle neurons

In his book How to Create a Mind author Ray Kurzweil makes some claims about spindle neurons that he provides no source for. Concretely he states that spindle cells: Are Involved in handling emotion ...
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1answer
868 views

Why do we like music?

Music is, of course, just a sequence of sounds. Sounds are vibrations in the air, which our ears detect. So why do we find certain sequences of sounds to be appealing? What makes us want to hear these ...
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1answer
4k views

Why does black and yellow indicate danger?

It is a well-known fact that combination of black and yellow indicates danger or poisonousness. In western society it seems obvious this comes from bees and wasps, but it seems like many tropical ...
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105 views

In what way is ADHD genetic? [closed]

According to Psychcentral depression, bipolar disorder, ADHD, schizophrenia and autism are traceable to the same inherited genetic variations According to AsapSCIENCE, depression could be genetic due ...
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1answer
119 views

How does being afraid or nervous affect mental performance?

It's known that when somebody is not relaxed (nervous,worried....) , they can't concentrate , what exactly in being nervous is the problem?
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1answer
210 views

Is the golden ratio of anatomic measurements universally beneficial for sexual reproduction? [closed]

It is often claimed, in popular media, that the golden ratio (Fibonacci series) in for example some face measurements is aesthetically (and hence reproductively) attractive with respect to the humans. ...
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Does anxiety about weight or eating cause people to become overweight?

A while ago I saw this TED talk about the futility of dieting. The speaker suggests that a body maintains a homeostatic weight point and returns to that weight after dieting has stopped: Turns out ...
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146 views

How do we share pain?

When somebody else tells me about his or her itching or pain in some specific body part, I sometimes begin to feel similar feelings. I can think of about three explanations: I feel pain all over my ...