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2answers
44 views

what causes an action potential to propagate exactly and why should it propagate?

Hello I am taking a neurophysiology course and learned about the action potential and that it propagates in one direction from axon hillock down along the axon. I understand that action potential is ...
1
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0answers
23 views

Is it known in human psychology that when you comment on something negatively but objectively, people may associate the negativity with YOU?

I just heard that when you criticize something objectively and even when other people agree that it is true, the people that heard your criticism may actually associate this negativity with YOU. What ...
2
votes
1answer
23 views

What is receptor tonic activation?

From Long-term administration of the dopamine D3/2 receptor agonist pramipexole increases dopamine and serotonin neurotransmission in the male rat forebrain: The sensitivity of postsynaptic D2 ...
4
votes
1answer
477 views

Clinical pathology of schlemielism

In the 1964 book, Games People Play, by psychiatrist Eric Berne, the author describes a psychopathic phenomena he calls the schlemiel, after the Jewish folk stereotype. According to Berne, the ...
1
vote
1answer
53 views

Could a failure of condensed inner speech be linked to slowed cognition?

Could a failure of "condensed inner speech" be linked to slowed cognition? It is a type of inner voice, and as conceptualized by Fernyhough it involves the capacity to think in terms of pure ...
0
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0answers
26 views

accurately predicting behavior from initial brain state

so according to mainstream view brains are completely deterministic given initial conditions and knowing all the external input, and free will doesn't exist. so has there been attempts to predict ...
1
vote
1answer
82 views

Can we change a particular addiction into another addiction?

My current knowledge about dopamine and serotonin came from a series of articles and web pages, a few videos also. As per my knowledge and readings I know that addiction is about reward, a person’s ...
1
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0answers
39 views

Before taming fire, what did early humans do in dark? [closed]

Obviously, they can't go to sleep immediately after sunset right?
4
votes
1answer
43 views

Strange synchronized brain pulses on EEG using OpenBCI Cyton board

I recently received an Open BCI headset, and have been experimenting with it. One interesting is my brain gives off very regular pulses. My wife tested the headset too, and she also had these pulses....
1
vote
1answer
189 views

Why do some people undergo sudden savant syndrome?

According to https://blogs.scientificamerican.com/observations/brain-gain-a-person-can-instantly-blossom-into-a-savant-and-no-one-knows-why/, sometimes somebody suddenly becomes a savant. I don't know ...
0
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0answers
20 views

Is our brain that sensitive for some that when we take an impossible and difficult undertaking we can have a break down?

I will first give the members here an example then ask a generic question. I was always a jolly teenager. At age 15 and 16 when I was in grades 9 and 10, I decided I will be in the top twenty ...
4
votes
1answer
2k views

How do congenitally deaf and mute people think?

If a person is born deaf and dumb, how can they think? In "what language" do these people think? Do they develop their own inner language? Unfortunately I have not found an answer, and I actually ...
0
votes
1answer
34 views

What is the psychological explanation for the phenomena that a person sees the solution to a problem as “simple” once it has been found?

Is there in psychology an explanation and/or term that describes the phenomena that exists where people perceive a solution to a problem as “simple” after the solution has been found? I have noticed ...
5
votes
2answers
199 views

Using CBT for a justified fear?

I am a speech language pathologist. I have a 19 year old patient who grew up with a number of different speech impediments (not a stutter). He was bullied a lot, and because of this he is very ...
0
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0answers
6 views

Working with neuroimages and visualize them as JPG, PNG, GIF and so on

I am very new in this area, i am trying to visualize a good dataset of neuroimages to work with. I am stuck to visualize the images and save OpenNeuro files, it is totally saved in JSON format and ...
0
votes
3answers
83 views

Which psychological word describes this situation best?

A few years ago, I’ve heard that people have to be in the center if they want to truly enjoy something. For example, when someone really want to enjoy a concert, he or she needs to go to the center of ...
2
votes
1answer
491 views

Does a non-knowledge based, or knowledge corrected IQ test exist, and what are its results per race?

If you google IQ gap race and open the google images, you will see many diagrams showing the differences. I went on some IQ test pages, and I noticed that the test includes mathematical ...
6
votes
1answer
880 views

Are scintillating scotomas really caused by cortical spreading depression? If so, how is this known to be true?

I have just read about a visual effect called a scintillating scotoma. Many variations occur, but scintillating scotoma usually begins as a spot of flickering light near or in the center of the ...
1
vote
1answer
35 views

Term for remembering the location/position of text on a page as part of the memory recall process?

Is there a name for the phenomenon of remembering the position on a page or location in a book as part of the process of recalling a memory? For example, knowing that something was on the left side ...
2
votes
1answer
55 views

Mechanism for deleting old memories

Do we have any mechanism for deleting neuronal connections? That is, if I learn a better version for doing something, I assume the brain will create a new neuronal connection, and we will use this ...
4
votes
2answers
52 views

Inability to associate a face with a name

I know there is a medical condition called "Prosopagnosia" that is described as: a cognitive disorder of face perception in which the ability to recognize familiar faces, including one's own face (...
-1
votes
1answer
80 views

Is there any evidence in neuroscience that suggests visual thoughts (possibly others) or some aspects of the mind occupy higher dimensions? [closed]

We think anything as real if we can perceive it through our senses. But I think generally speaking, anything is real if it occupies space (ie familiar 3D world/space)& have a 2 way to & fro ...
8
votes
1answer
351 views

Frissons on demand

Have you ever listened to music and it gives you "chills?" This response is called a "frisson," a french word meaning "to shiver." When I want to access certain emotional and inspirationally charged ...
3
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0answers
50 views

Is there a scientific consensus on the cause of IQ gap by race? [duplicate]

On average, there is a 15 IQ points gap between whites and blacks. Is there a scientific consensus on whether this gap is explained by nature/genetics, nurture/environment, or both? This NYT article ...
1
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2answers
70 views

What can reduce the cognitive abilities in a common workplace? [closed]

There are many types of work that mainly create benefit by thinking, often called desk jobs. The output is based on the cognitive abilities of the person. It typically happens in an environment we ...
1
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0answers
13 views

Finding percentile ranks for questionnaires and psychometric tests

I am using a Levenson's Self-Report Psychopathy Scale to divide participants into two groups (high v low scores). I have selected participants based on them scoring in the top or bottom 25% of ...
11
votes
1answer
1k views

How does intelligence or general cognitive ability vary with level of CO₂?

The cognitive ability of humans is varies with the concentration of CO₂ in breathing air. But how does it vary? A very high concentration causes sleepiness, and sleepiness is a state of reduced ...
-3
votes
1answer
43 views

Unzipping .nii.gz in python

I am using the nibabel package to load an image with 7 parcellations in it. It is a .nii.gz file and when I try to load it with nibable.load('image_file') I get the following error: ...
0
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0answers
51 views

What's a clear explanation of “Shared environment”?

I often come across the term "Shared environment" (as opposed to "Non-shared environment"). I think I understand non-shared environment, but shared environment is very confusing to me. Can someone ...
1
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0answers
10 views

Is there a subfield of psychometrics focused not on test questions but “high-resolution” “behavioral” data?

I'm new here but I thought y'all would be the best place to ask. Is there some research sub-community that studies how to measure psychological constructs and processes when you have high-resolution ...
0
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0answers
14 views

Is there anything we can salvage and recycle from Learning Styles theory?

We know that the theory of Learning Styles has been debunked by cognitive research for some time now. Nevertheless, if we thought about learning styles not as some sort of sense-specialised teaching ...
0
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0answers
11 views

Is there a high-quality, academic reference material analyzing the culture of specific peoples?

If I wanted to get a very detailed, nitty-gritty analysis of a culture, say, Turkish, or Swedish, with a discussion of how people in this culture think and act, is there a reference material ...
1
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4answers
12k views

Are there any movies or series involving someone with ADHD?

Aside from How I Met Your Mother, The Simpsons or Finding Nemo, if that counts, are there any movies or series involving someone explicitly stated or highly believed to have ADHD? I can't seem to find ...
2
votes
1answer
238 views

Does the brain's reward system also work when the reward comes before the experience?

Here's how I understand how the brain rewarding system works, as described by behaviorism: When I eat a chocolate after learning, there's a chance that I'll connect the learning with the pleasurable ...
7
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0answers
837 views

Fetish development through classical conditioning?

In an older, now deleted answer to another question, it's been said that classical conditioning is a posited mechanism for fetish development. A bit more googling found a popsci article claiming ...
0
votes
0answers
24 views

Is Contagious Yawning a Result of Brain Electromagnetic Waves Transmission?

Do there is a possible electromagnetic wave transmission between two individuals' brains that may cause contagious yawning?
1
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0answers
102 views

How much ashwagandha to relieve depression?

I've read this article, where is the herb ashwagandha which could treat depression. Particularly: In one controlled 60-day study in 64 stressed adults, those ...
1
vote
0answers
23 views

Triggering false sense of stimulus

When I pinch my right upper inner thigh I get a tingling sensation on my right upper forearm (on the inner side (near the place my forearm is touching the desk as I type)). I have had similar ...
0
votes
1answer
24 views

Is the length and intensity of feelings and emotions limited?

So, I know hormones in the brain being released are more or less responsible for the emotions we feel. From a physical point of view, the amount of hormones available and the production rate of the ...
1
vote
1answer
34 views

Seeking a standard term for the “Where's Waldo?” effect

Here is a commonly observed effect: Some things are very hard to find because they're embedded in surroundings where they don't stand out, but after you've found one, it's easy to find it again—and it'...
3
votes
3answers
86 views

How do you call the cognitive bias of not seeing self as the common denominator?

Imagine an Italian person is living in London. A poll on the street asks them to estimate the total number of Italians in London. This person then gives a highly incorrect, overblown guess. It's ...
23
votes
2answers
11k views

Is it possible to think in a second language?

Those who have learned a second language are guaranteed to consciously think of words and their corresponding meaning in your native language or vice versa. This is common with more "complex" ...
2
votes
1answer
34 views

Brain capillary density

Is there any data available on the density of capillaries in the brain? Also, I have seen images like this (from Chapter 2 of The Cerebral Circulation, by Cipolla MJ.): This illustrates to some ...
1
vote
0answers
32 views

Reason for experiencing electric current flowing through body during sleep from top to bottom [closed]

I know about sleep paralysis and there is several information about it, available over literature. Sleep paralysis is a temporary inability to move or speak that occurs when you're waking up or ...
1
vote
1answer
26 views

Clues for genetic basis in Autism Spectrum Disorders

In Principles of Neural Science 5th edition, Chapter 3, It Is said that Autism Is a genetic disorder but which genes are involved Is not clear, how do we know there Is a genetic basis and Is not a ...
10
votes
2answers
421 views

How can a narcissist be given negative feedback without triggering aggressive behavior?

I've interacted with several individuals over the years that had narcissistic personality disorder. In particular, I find I have difficulty navigating their nebulous relationship with truth and find ...
1
vote
1answer
14 views

What does it mean by “the resulting behavior doesn't produce the consequence”?

A lecture slide says: classical conditioning causes a stimulus to signal a positive or negative consequence; the resulting behavior doesn't produce the consequence. What does it mean by the ...
6
votes
1answer
2k views

How many genders are there?

As I understand it gender is a self-assigned identity and is correlated but not wholly determined by sex. Sex is presumably determined by the sex chromosomes present in the DNA of the cells of the ...
1
vote
1answer
22 views

What motivates someone to key a Tesla [closed]

Background Over the last few months there have been multiple reports of random strangers keying Teslas. I am interested in understanding the mental state of of the person carry out the act? I have ...
-1
votes
1answer
29 views

How to learn how humans behave? [closed]

I have decided to study psychology as a hobby. I want it to understand better people that I am interacting with. Specifically, I want to know: Why humans talk / behave in certain ways? How they think ...

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