2
votes
1answer
49 views

Attention loss while studying alone

Description: Student quite enthusiastic and focused during class, but can't recreate the same enthusiasm and concentration when studying alone in home. Result: Poor performance due to lack of ...
2
votes
2answers
53 views

Can a hyperpolarized neuron fire action potentials?

Is there any chance that a neuron could fire when hyperpolarized? In that case, would the spike be different than usual?
2
votes
1answer
47 views

What prevents a neuron from activating an incoming synapse?

As is known, a neuron can have incoming and outgoing synapses. When a neuron fires, what does prevent that only outgoing synapses are activated?
2
votes
1answer
39 views

Mapping Sustained Attention on the brain (EEG)

I am doing a study to the effects of sustained attention on Situation Awareness, i.e. how well one perceives and understands the relevant information in their direct environment (in both space and ...
2
votes
1answer
67 views

Why are some people jealous of other people's success?

I have seen many time in my life where I encountered few peoples who hate those person who are going great with their life and achieving something. I mean why some people hate those person who are ...
2
votes
1answer
44 views

How can I recognize if a person is good subject for hypnosis?

Which behavior/personality traits should I look for?
2
votes
2answers
34 views

Is gambling hereditary?

I heard that gambling tendencies may be inherited from parents. I am not sure about that so I posted this question. Is that true? Has any researches been done on that?
2
votes
2answers
167 views

Which part of the brain is not working optimally if an individual is unable to understand scientific concepts and mathematics?

I have often observed that while I can understand concepts related to Finance and Literature very easily I find it extremely difficult to understand scientific topics related to Physics, Maths or ...
2
votes
2answers
32 views

Discovery of “Functions of Brain”

As far as I know, Physical Experimentation of Human Brain is not possible. So how does people come up with the idea that different parts of brain is associated with different specific functions? and ...
2
votes
3answers
84 views

How does one identify relevant variables when performing research on perception?

Suppose, hypothetically, that I wanted to do a blind taste test into preference for Coke or Pepsi. I organize hundreds of volunteers and find that a certain group prefers one and another group the ...
2
votes
1answer
193 views

Can adhd and ocd coexist? Is it in the same way mania and depression can coexist (in bipolar disorder)?

Is it really possible for someone to have both ADHD and OCD? I was thinking that ADHD is the opposite of OCD: 1 2 from 1: alexThePotato: With ADHD you may be forgetful, distracted, make ...
2
votes
2answers
106 views

How can reaction times be measured, and what affects it?

I was playing pinball the other day, and I wasn't doing very well - my reactions were far too slow it seemed. My question is - Firstly - how can someone's reactivity measured/determined? I imagine ...
2
votes
2answers
220 views

What's the difference between perseveration and hyperfocus?

Dr. Russell Barkley says hyperfocus goes with autism while perseveration goes with ADHD. I read that perseveration is the same as hyperfocus or that hyperfocus goes with ADHD. So what's the ...
2
votes
3answers
72 views

How to quickly estimate the person's level of stress with a mobile based relaxation app?

I'm writing a simple iPhone relaxation app and am thinking of a very quick test I can do to learn something about the user's level of stress, anxiety, etc. The objective is to measure how effective ...
2
votes
1answer
60 views

Methods for stimulating exact positions in the body

I am interested in knowing if there are state-of-the-art, non-invasive techniques that could be put on, and taken off from the user's body several times without compromising positioning accuracies. ...
2
votes
2answers
133 views

Can one alter their auditory perception?

I'm coming from the idea that the way we perceive sound is a reaction to a certain signal, sent to our brain by ears. Of course this feeling intensifies as volume of the sound increases and our ears ...
2
votes
2answers
152 views

what is the data structure used by the brain to store data?

as a computer science undergraduate i was thinking if there are any special data structures used by brain to save data . i am specially interested in the data structure of hash tables . if some data ...
2
votes
1answer
66 views

What is the name of a cognitive bias by which existing facts are tailored to fit a personal hypothesis?

What is the name of a cognitive bias where a person takes all of their knowledge of a particular subject (at a point in time) and arranges it in a hypothesis or world model that makes sense to that ...
2
votes
2answers
933 views

Is it better to say “Don't forget” or “Remember” in written encouragement?

This is more of a subtlety and goes beyond general English Language & Usage and is more about the cognitive process surrounding the use of language. It seems like I heard once that, while it is ...
2
votes
1answer
459 views

Why can't people solve a riddle if you tell them irrelevant information?

Suppose you tell a riddle to your friend, e.g. a situation puzzle: A man walks into a bar, and asks the bartender for a drink of water. The bartender pulls out a gun, points it at the man, and ...
2
votes
2answers
105 views

Difference between anxiety and stress?

I am learning about stress and anxiety recently. I understood what stress is, but I couldn't get exactly what anxiety is. I know there are six types of anxiety disorders, and I understood them. But ...
2
votes
1answer
78 views

Getting analysis of changes in MY brain upon cannabis consumption [closed]

I want to know if/how my brain differs from other brains. I'm also interested in knowing exactly how my brain changes when I smoke marijuana, as it is claimed that it affects individuals differently. ...
2
votes
1answer
44 views

What theory discusses modes of “Being” vs. that of “Happening”?

Is there a theory (Perhaps Freudian) concerning that of "Being" and that of "Happening"? I vaguely recall learning about it many years ago in H.S. Psych, but of course any search for either of these ...
2
votes
1answer
379 views

Are there studies on international differences on sexualization?

With sexualization, I mean the reaction that one has when seeing the desired sexual object. I guess that in some countries, their cultures may have softer reactions, while in others, a stronger ...
2
votes
2answers
187 views

What are the DSM requirements for 'Paranoid Personality Disorder'?

What are the requirements for Paranoid Personality Disorder as specified by the current revision of the Diagnostic Statistical Manual?
2
votes
1answer
1k views

What are the cognitive effects of increasing testosterone levels in men?

I've recently became interested in the effects if testosterone on the cognitive function in men, but cannot find much hard scientific evidence on the subject. What are the cognitive effects of ...
2
votes
3answers
94 views

What is the appropriate action when using poorly worded scales from previous literature?

I work with questionnaire data and am fairly sensitive to good practice in questionnaire construction. Usually I generate my own, but when I draw on existing literature to use reliably reproduced ...
2
votes
1answer
126 views

CBT (or something similar): can it be used without a therapist?

Can one apply CBT without a therapist?Or is there something similar that can be used without anyone's help? Is there any danger in using it without anyone's help?
2
votes
2answers
55 views

Is there evidence that “people in Eastern societies are more in touch with their communities while Western societies value uniqueness more”?

In a lecture, a prof claimed that in Western societies, people tend to value independence and uniqueness, whereas Eastern cultures tend to value helping each other and living harmoniously. In a ...
2
votes
1answer
98 views

How to achieve homeostasis and cognitive closure, while living with more infinite unanswered questions and concrete explanations?

In this question we learn, curiosity (and scientific research in general) is a cycle that arises when one connects dots when analyzing new answers, which most of the time leads to more unanswered ...
2
votes
1answer
155 views

Coping with Asperger's in the workplace

People with Asperger's Syndrome (AS) are often highly intelligent and are capable to complete their studies and do well in jobs where they can operate solo. Adding a person with AS to a team can cause ...
2
votes
1answer
84 views

To what extent does the awarness of the presence of others affect brain function and cognitive state?

This scope pertains to non-life threatening interactions and the awareness of the presence of a single or multiple individuals - (not direct conversation, not group mentality) just the presence. To ...
2
votes
2answers
237 views

Where can I find a longitudinal study with a binary response?

I've spent the last couple of months trying to find real data (not simulated) of a longitudinal study, but I can't seem to find one. Any topic and time frame is fine, but the dependent variable must ...
2
votes
1answer
75 views

Is the energy of an action potential divided among multiple axon terminals?

My understanding is that the bulk of an axon is myelinated, greatly adding to the efficiency of transmitting action potentials. However, the axon terminals are not myelinated. I'm wondering if the ...
2
votes
2answers
499 views

Encoding of abstract concepts in memory

When you read a book and you want to remember it you can encode the information into mental pictures with associations. This is a technique for remembering the content. The problem is when you ...
2
votes
1answer
59 views

How does the brain structure 3D visual data?

Adobe Illustrator has taken over five minutes (and counting) to render a vector 2D image rotated 18° in 3D on my computer. And yet, I and nearly anyone else can easily visualize the subject rotated ...
2
votes
1answer
39 views

what is the “trial-averaged neural response function”?

i'am currently reading " theoretical neuroscience by dayan abbott" and it says " If we ignore the brief duration of an action potential (about 1 ms), an action potential sequence can be ...
2
votes
1answer
35 views

How to efficiently use a statistical consultant?

I a fairly solid grasp of Statistics and have taught statistics to both undergraduate and graduate Psychology students. There are, however, sizable gaps in my knowledge and I have attempted to employ ...
2
votes
1answer
44 views

How long does a spiking signal last?

It is surprisingly hard to find information about the timing of neurons, in particular how long an action potential can contribute to the summation of a neuron. Is it on the order of milliseconds or ...
2
votes
1answer
51 views

Evidence for gender-based math ability differences?

What evidence and counter-evidence is there for mathematical ability for being correlated with gender? If there is a difference, how significant is it (mean vs. variance) and when does it start to ...
2
votes
1answer
21 views

Are inhibitory synapses the cause of not doing something?

Imagine you are driving your car, in front of you, you see a wall. What prevents us from driving against the wall? Is this accomplished by the brain having inhibitory synapses established here?
2
votes
1answer
49 views

What advantages does a neuron with multiple dendrites have?

What advantages does a neuron with multiple dendrites have, as opposed to one with fewer dendrites?
2
votes
1answer
31 views

How large is a neurotransmitter? Max and min sizes?

What size(s) are neurotransmitters? What is their size relative to the synaptic cleft? Relatively speaking, can we tell how far they must travel to cross the gap? Twice their own length? More? I ...
2
votes
1answer
31 views

Where can I find good references about the neuronal connections in various areas in the cortex?

As an example, I would like to know which Brodmann areas innervate the layer IV of area 10 in the brain. To which degree are these connections known? What are good books or other kinds of resources ...
2
votes
2answers
2k views

What's the difference between stereotypes, prejudice and discrimination?

I'm especially interested in the difference between the first two. Some people have said prejudice is when a stereotype about a group is applied to an individual, but a lot of places (even within ...
2
votes
1answer
66 views

What's the opposite of major depressive disorder?

Bipolar disorder, BD, involves manic episodes and depressive episodes. If someone has a depressive episode, that person may have major depressive disorder, MDD or BD. If someone has a manic episode, ...
2
votes
1answer
136 views

How many possible states does a brain have?

Suppose I have a box, inside of which is a light which can be either on or off: it has exactly two states. Suppose I wanted to take some "snapshot" of the state of this device, and store all the ...
2
votes
1answer
65 views

Are there innate differences between men's and women's behavior?

A stereotypical man is aggressive and competing. A stereotypical woman isn't aggressive and tends to cooperate rather than compete. A stereotypical boy have toys like cars and plastic soldiers. A ...
2
votes
2answers
186 views

How fast can the brain react in order for someone to pull a trigger?

Just out of curiosity, regardingly highly unlikely situations of ever needing to disarm someone - using neuroscience to make informed self defence decisions: How fast can the brain recieve a visual ...
2
votes
2answers
56 views

Is there such a thing as word synonyms?

I'm an English teacher and participate in the English Language forum. The question of word synonyms is very frequent. People ask if words can be substituted in sentences and still retain meaning, ...

15 30 50 per page