| Subject | Date Asked | Expert |
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| intelligence | 10/29/2007 | Kai Schreiber |
Q: What factors influence people's intelligence? Between genetics and environment, which one affect ...
A: this deceptively simple question turns out to be quite complex when looked at closely, for a number ...
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| intelligence | 10/29/2007 | Nicholas Unger |
Q: What factors influence people's intelligence? Also between genetics and environment, which one do ...
A: Chris, I must say this is a fairly disputed question. If you asked 10 different people, you ...
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| Right brained , right handed... | 10/25/2007 | Nicholas Unger |
Q: How can someone be Very logical (left brained) and Left handed, (my boyfriend) and me right handed, ...
A: I actually happened to be a right handed/right brainer. I am pretty much a dreamer, but in the world ...
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| Mirrors | 10/20/2007 | Kai Schreiber |
Q: When I look in the mirror or the surface of clear water, I am inverted horizontally, but not ...
A: this is indeed a curious conundrum, and while not directly related to neuroscience, but rather the ...
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| neurons | 10/15/2007 | Nicholas Unger |
Q: Unger, I have read an article concerning Alzheimer and the mental life deterioration. Does that mean ...
A: The answer to your question of "Does the world of subjective experiences depend on the neuronal ...
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| Nor epinephrine | 10/12/2007 | Nicholas Unger |
Q: What would cause a person's norepinephrine be elavated? ANSWER: Dear Pamela, Elevated ...
A: From the Journal articles I have consulted concerning Wellbutrin (bupropion) should be able to ...
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| Nor epinephrine | 10/12/2007 | Nicholas Unger |
Q: What would cause a person's norepinephrine be elavated?
A: Elevated levels of Norepinephrine can be caused by a variety of things, and therefore several tests ...
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| brain needed for feelings? | 10/10/2007 | Nicholas Unger |
Q: do you think it is possible to be conscious or to experience unpleasantness and pleasure thanks to ...
A: Jack, Perhaps I can elaborate a different type of an example for you. While the spinal cord is ...
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| brain needed for feelings? | 10/8/2007 | Nicholas Unger |
Q: do you think it is possible to be conscious or to experience unpleasantness and pleasure thanks to ...
A: Jack, Firstly, I apologize, I believe I accidently rejected your question. Secondly, this is a ...
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| The Shape Of Spikes | 10/2/2007 | Nicholas Unger |
Q: This is admittedly a pretty uneducated question. I'm interested in learning about electrical ...
A: It is actually a really good question. I will give you a slightly watered down version as it can ...
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| How Much Brain Power Devoted to Vision? | 10/2/2007 | Kai Schreiber |
Q: I guess its best not to pigeon hole our capacity by throwing numbers around. A question on vision ...
A: you're about right there, the number usually given indeed is somewhere between a quarter and a third ...
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| cones & rods | 9/26/2007 | Kai Schreiber |
Q: could u detailly explain the theories of light and color vision.How the bleeching of pigments ...
A: the basic mechanism for this is that the change in shape of the photopigment protein molecule, which ...
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| Ultrasound for virtual reality? How does this work? | 9/25/2007 | Kai Schreiber |
Q: How does ultrasound do this? Quotes from http://en.wikipedia.org/wiki/Virtual_reality : �On ...
A: the technique would use the ability of ultrasound signals to change the firing pattern of neurons, ...
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| Brain imaging | 9/21/2007 | Kai Schreiber |
Q: I'd be grateful for any information about how much it costs to rent and/or buy the following: EEGs, ...
A: I am not involved in medical services, or use all of these systems regularly, so I can't give you a ...
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| Number of Neurons and Connections in Our Brain | 9/21/2007 | Kai Schreiber |
Q: Great to find an expert in neuroscience. At a recent workshop on the mind here in Sydney, the ...
A: well, with questions like that, one should always ask what the answer is based on. So, if somebody ...
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| dreams | 9/12/2007 | Kai Schreiber |
Q: when you dream you see things like people or place, does this mean that your eyes or some part of ...
A: this is a tricky question. First: because you have the feeling of seeing something in your dreams, ...
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| Neuron division | 9/12/2007 | Kai Schreiber |
Q: I would like to know the reason behind the unability of the neurons to divide like other cells in ...
A: you are referring to stem cells, the cells that can divide in an adult body, to produce any kind of ...
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| shuddering of hands | 9/3/2007 | Kai Schreiber |
Q: What causes the vibration of hands both in young people and old ones?Is it related to the nerves or ...
A: Both are true. Doctors call these vibrations tremors, and there are both muscular and neural reasons ...
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| Possible to monitor sympathetic nerve signals crossing the brain stem? | 7/13/2007 | Kai Schreiber |
Q: How many sympathetic nerve fibers are there carrying sensory information and motor commands through ...
A: in principle the answer to your question ought to be yes, but there is indeed a very large number of ...
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| intraoperative brain mapping discovery | 7/10/2007 | Kai Schreiber |
Q: This may be too far out, but long ago (mid 80's) I read about open-brain surgery for epilepsy some ...
A: unfortunately the experiment you describe does not ring any bell. There have been numerous ...
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| perception | 7/9/2007 | Kai Schreiber |
Q: My question deals with the nature of perception. What causes these feelings to arise from all the ...
A: you raise an interesting and important question, and it will maybe please you to learn that you are ...
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| plants vs animals | 6/28/2007 | Kai Schreiber |
Q: Schreiber, I know that it may sound like a rebarbative or weird question, but I was ...
A: it's not a weird question at all, even though I have to tell you that I personally do not believe in ...
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| Ref: consciousness | 6/26/2007 | Kai Schreiber |
Q: Good Afternoon Kai Schreiber, I am a little inquisitve about consciousness and have the following ...
A: there are many possible answers to your first question. On a very fundamental level, the very fact ...
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| Ref: consciousness | 6/26/2007 | Kai Schreiber |
Q: Good Afternoon Kai Schreiber, I am a little inquisitve about consciousness and have the following ...
A: those are very general questions, and as such do not have a specific answer. I will try my best, ...
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| vegetative state | 6/18/2007 | Kai Schreiber |
Q: When people talk about vegetative state, does that mean that the person who is in such state does ...
A: the short answer to that is that yes, the oft quoted vegetative state refers to the lack of ...
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| about consciousness | 6/5/2007 | Kai Schreiber |
Q: I was wondering...do you think it is possible to be aware of things like pain or the surrounding ...
A: an interesting question, from two perspectives. One possible answer is that something that does not ...
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| age 4 involuntary pupil dialation | 6/4/2007 | Kai Schreiber |
Q: My son, age 4, has been experiencing pupil dilation with and without light stimulation in both eyes. ...
A: pupil dilation is not normally under voluntary control, and can happen for a variety of reasons. The ...
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| Is it possible to make a silicon-based brain? | 5/5/2007 | Kai Schreiber |
Q: Will it ever be possible to make a purely-electronic brain that is exactly like a human brain except ...
A: This goes back to the problem I was trying to adress. What you describe would be a structure that ...
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| neuroscience | 5/3/2007 | Kai Schreiber |
Q: what is the mechanism or the reflex to pain stimuli. Is it volunrary or involuntary? thanks, very ...
A: I'm not sure what kind of diagram you are looking for. In general, reflexes are responses to stimuli ...
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| neuroscience | 5/1/2007 | Kai Schreiber |
Q: what is the mechanism or the reflex to pain stimuli. Is it volunrary or involuntary? thanks, very ...
A: As with many or-questions in science and life, the answer is: both. Pain is a signal to the organism ...
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| Nucleus Accumbens & Dopamine | 4/28/2007 | Kai Schreiber |
Q: I am an author currently working on a science-fiction short story. The story is about a helmet that ...
A: the answer is yes and no. Yes, it is possible to excite neural sturctures using magnetic pulses, and ...
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| Is it possible to make a silicon-based brain? | 4/18/2007 | Kai Schreiber |
Q: Will it ever be possible to make a purely-electronic brain that is exactly like a human brain except ...
A: the quick answer is that there are no known principles that would prevent a silicon based structure ...
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| physiology of pain | 4/4/2007 | Kai Schreiber |
Q: I would like to know, is there any specific zone in the brain that is responsible for the perception ...
A: in humans, pain perception is modulated through two distinct signaling systems, known by their main ...
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| psychology | 4/1/2007 | Kai Schreiber |
Q: what is neuropsychology? what is neuropsychiatry? please explane completly.
A: let's forget about the neuro-part for a moment. What is the difference between Psychology and ...
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| images/sec | 3/22/2007 | Kai Schreiber |
Q: how many images/sec eye?
A: this is not an easy question to answer, as our eyes don't work by sending individual images, but ...
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| are two eyes neccessary | 3/22/2007 | Kai Schreiber |
Q: are two eyes neccessary for us to see the surriundung?
A: absolutely not. If you close one eye, you will find that your field of view gets smaller - you can ...
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| food psychology | 3/19/2007 | Kai Schreiber |
Q: Why is it that when someone tastes delicious food, they show their pleasure by shaking their head ...
A: this is a little hard to answer for me, because I am not sure I agree that this is common or ...
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| thought image | 3/2/2007 | Kai Schreiber |
Q: I recently watched a documentary entitled "Brainman" on television. This fellow (Brainman) said he ...
A: this is a really hard question to answer, for two reasons. One is that, fundamentally, we probably ...
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| Possible bioengineering implications in Neurology... | 2/27/2007 | Kai Schreiber |
Q: I'm sixteen and an aspiring Cell Physicist, currently still completing high school, and among the ...
A: making important discoveries in science is a product of a delicate balance. One needs to know enough ...
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| a question concerning bio-psychology | 2/17/2007 | Kai Schreiber |
Q: Schreiber I am now studying biological psychology in university. I want to ask you some questions ...
A: let me reassure you first that you do not need to worry about the subject in your thought experiment ...
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