Brain Definition and 740 Threads

  1. B

    Brain Projection: Where Does the Mind Visualize?

    I was just wondering where or if the brain projects mental pictures. I see them in front of my forehead. Is there where everyone sees them or is it different for everyone?
  2. R

    How does eyes encodes information to be sent to brain?

    Is there anyone who knows on how's the information being transferred from eyes to brain? I'm not asking about how a single optical nerve works here, but how does these nerves arranged so that they can convey a 'live video' from eyes to brain. Is it a matrix of optic nerves with a single nerve...
  3. Kerrie

    Medical Brain games don't boost your brain power.

    Apologies if this is a duplicate thread, I searched and could not find a topic on this news article posted. http://www.usatoday.com/news/health/2010-04-21-braingames21_ST_N.htm" Guess all that Sudoku I play didn't do a darn thing for me.
  4. M

    My First Post: conciousness, the brain, gravity, the universe. Connections?

    I have registered to this forum specifically to ask people more intelligent than me what is wrong with a number of theories, relationships and ideas I've arrived at. I unfortunately never entered tertiary schooling so I find myself asking these questions but not knowing whom to ask. Feel free to...
  5. N

    Medical Can MSG Overdose Cause Brain Trauma?

    Is it possible to suffer brain trauma from overdosing MSG?
  6. S

    (Right) brain sides and tutoring Math/Science (specifically Chemistry)

    Hello! I have been tutoring a friend of mine in high school Chemistry. This person goes to a public school in America, and the class seems to be stereotypically bad. Unfortunately, my friend is just barely not failing the class despite putting in the work that an "A" student would put into it...
  7. H

    Cal 3 problem that is eating my brain - particle along a spiral path

    Homework Statement A particle is moving down a spiral path parameterized by: x = cos(au), y = sin(au), z = -u, where 0 \leq u \leq b (a,b real, >0). Starting from rest, the particle moves down the spiral under the influence of gravity and free from friction. Let g be the positive...
  8. S

    Can Hypercapnea in the Brain Cause Health Problems?

    Hello guys, when blood vessels going to brain are constricted, there is less blood flow and less 02 and CO2 entering the blood vessels in the brain. How does this create hypercapnea (too much CO2), is all the 02 that comes in extracted and turned to carbon dioxide which causes this. Also this...
  9. B

    Viral or non viral gene therapy, in brain

    Im not sure if anybody here can answer this, but, this is my question What negative health effects etc can occur from viral gene therapy being used on a human brain (to add one or more extra copies of a gene) what are the odds of those negative effects occurring in the person from viral...
  10. B

    Medical EEG Dataset for Brain Condition Classification

    can you provide me eeg dataset for classifying epileptic brain and normal brain
  11. K

    Medical Memory limited to the technique used? or to the 'space' left in the brain.?

    Hi I originally posted this at yahoo ans but I guess I may get ans. from professionals here. source yahoo ans:http://answers.yahoo.com/question/index;_ylt=Ap2AfVLWOotPnuPOPzw6GfYazKIX;_ylv=3?qid=20100207115304AA4Du5m
  12. C

    Understanding the Basics of Algebraic Equations: Is 2x(x) = 3x or 2x(x) = 2x^2?

    I know this is a dumb question but dumb questions are easier to fix than dumb mistakes so here goes. Is 2x(x)= 3x or 2x(x) = 2x^2
  13. M

    Medical Will highmagnetic field pull out nano magnetite particles from the brain?

    Nano magnetite particles are found in the brain. They are associated with schizophrenia, parkinson's disease, aging and etc. Imagine that we are able to make a huge NMR machine and place a live human being in the bore to cause levitation. The diamagnetic particles will orient against the...
  14. U

    Effects of drawing on the brain

    Hi all, I am curious about the effect of long term drawing/sketching/painting on the brain. Is there any serious work being done on this topic? Would be good if someone direct me to some journal articles on this. Thanks
  15. N

    The Spinning Siren - a perceptual brain teaser

    The trick is to see this lady spinning in each direction: clockwise or counterclockwise. Most will see it orienting in one direction only. It's difficult to switch it in our minds. For many the task will be impossible. http://mindbluff.com/clockwise.htm
  16. Z

    Music Does Classical Music Enhance Brain Function?

    Now I'm sure many of you have heard that it's easier to perform certain tasks when listening to music and etc. I was always a bit unsure about this because I'm someone who doesn't listen to music often and I prefer silence for when I study or read. What do you guys think about music and its...
  17. W

    Term Paper: Is the brain immunologically privileged?

    Term Paper: "Is the brain immunologically privileged?" I have to write a term paper for my neuroscience class and the theme is "Is the brain immunologically privileged?". According to my professor I have a pretty nice introduction that explains the anatomical aspects of the brain that makes it...
  18. P

    Brain teaser, reminds The lady or the tiger

    Brain teaser, reminds "The lady or the tiger" I would appreciate if you evaluate my recently opened brain teaser site http://rooms.jmpup.com" Well, the puzzles are all build around logics and the set theory, all remind "Lady or tiger" by Raymond M.Smullyan, and all are generated on the fly...
  19. M

    How do you switch your brain off?

    Hello, I am having a little problem at the moment. I am working in a library, have been here for 5 hours now and I am losing focus, for example I read a paragraph 3 or 4 times and did not digest any of the information at all. So I think I need a break. The challenge is, if I get up I will...
  20. Loren Booda

    Medical Improving the brain through chemistry

    Are there any pharmaceuticals which improve normal brain functioning over the long term?
  21. I

    Free Will, Soul & Determinism/Probabilism: Debate Consequences

    I started this thread for the discussion of the consequences of our knowledge of physical determinism/probabilism on consciousness. What are your viewpoints regarding what I think are two possible scenarios: a. Consciousness can be solely attributed to the physical brain (it is a physical...
  22. A

    This is a really hard brain teaser, guys.

    Okay, here goes. The first one to figure it out will receive an HTML code in their email address (please give me yours when you answer) that is a virtual pet.:smile: Good luck! *** A man is coming from Switzerland on a train after his successful eye surgery. His eyesight was still poor, so if...
  23. M

    Can the Brain Take In New Information when Asleep?

    Hello everyone. I have become very interested in how the brain works recently. I know that in sleep, your brain is basically going through all of the information that it has obtained, and sorts through it (decides what is/is not important, and strengthens/weakens those connections). But...
  24. Pythagorean

    Medical Exploring Brain Theories: Gestaltism, Structuralism & Isomorphism

    Is there a consensus on the current theory of the brain that can be agreed on by neurologists and psychologists alike? Perhaps even philosophers (real ones that acknowledge physical sciences). The philosopher I like a lot is Daniel Dennett. He rejects the...
  25. Q_Goest

    Medical Saving Your Brain: How Learning Keeps Neurons Alive

    Not sure if this is the best spot for this, but thought it might be of interest to some folks here. Free seminar open to the public. Where: Lehigh University, Bethlehem, PA Date: Thursday, September 24, 2009 Time: 4:10 PM Loc: Iacocca Hall, B-023; Mountaintop Campus Host...
  26. J

    Does the brain pick up on electronic signals?

    The other day, I was sitting down watching TV, then I turned the TV off, and the DTV, and I noticed a sort of ringing high frequency humming in my brain. But the strange part was that when I turned my head 90 degrees, it stopped or got really quiet. Turned my had back to normal position sound...
  27. S

    Medical What is the role of the neocortex in human intelligence and movement?

    I've been trying to find some very specific information about the workings of the Human Brain. I've tried going through Wikipedia reading about each part, but many of the terms are confusing (I'm obviously not an expert) and they aren't organized in any way which is helpful to me. I've...
  28. Simfish

    Where to find a chart of animal brain and body masses?

    I've tried googling and using google scholar, but to no avail? I'm especially interested about avian (bird) brain masses. Thanks!
  29. P

    Really easy distance/time problem I'm having a brain freeze on

    Homework Statement Driving to a nearby city, a motorist estimates his travel time, considering that he can maintain a constant velocity of 90km/h. Surprised by an unexpected rain shower, he decides to reduce his velocity to 60km/h until it stops raining 15 minutes later, at which time he...
  30. C

    The amazing abilities of the normal (non paranormal) brain

    http://www.centreforthemind.com/publications/IntegerArithmetic.cfm So, if you can do something that does not violate the laws of physics, but it is something that other (highly qualified, highly experienced) people cannot even remotely replicate, it is still not proof of paranormal abilities.
  31. S

    Medical The Blue Brain Project: Investigating Neural Networks

    I ran across this interesting article. http://news.bbc.co.uk/2/hi/technology/8164060.stm EDIT: I think the tech writer got something wrong when he wrote 1 laptop=1 neuron in terms of Hz at least. I really don't what was meant by that. A 10,000 neuron network might work for a snail. If...
  32. P

    Comp Sci Math Brain Teaser Question and attempted solution with Java - .

    Homework Statement The question is thus: e = even digit o = odd digit eo x ee ----- eoe +eoe ----- oooe Which is just the expanded multiplication of the numbers eo and ee, with eoe and eoe being the partial products and oooe being the product. The question is to find...
  33. jinksys

    A very simple U-sub is wrecking my brain

    Homework Statement Integral Sqrt[16-x^2]*x dx from 0 to 2. Homework Equations The Attempt at a Solution First thing I do is a u-sub, so u=16-x^2 du=-2xdx I also my bounds change to upper=12 lower=16. After I integrate and swap out my U, I get -1/3*(16-x^2)^(3/2)...
  34. J

    What is the correlation between handedness and brain dominance?

    I was always curious on this one. What part of brain do we use for solving physics problems?
  35. R

    C/C++ Learning c++ text makes my brain die

    I've been working on learning c++ pre-emptive to going to college. I've found that I've come to learn it really well off of youtube videos. Unfortunatly there is no youtube series spanning the variety of fields in c++ that i need to learn. I read too fast and find myself reading right into...
  36. R

    How Many People Were at the Party with Unique Acquaintances?

    this is how I was told At a party, each person knows exactly 22 others. For any pair of people (X & Y) who knew one another, there was no other person at the party that they both knew. For any pair of people, X and Y, who did not know one another, there were exactly 6 other people that...
  37. drizzle

    Brain vs. heart: Personality traits and organ transplants

    this may not be the right forum, but I guessed so, reading the thread posted by Rex S titled as “Can there be Artificial Consciousness and Emotion? ” reminds me of an article I read last year, it was about heart transplant, I was thinking of it a couple of weeks ago, and thought I would’ve post...
  38. C

    Brain Constant: Is There a Trade-Off Between Logic and Memory?

    Brain constant , is it? hey guys i have an question which may make you people thinkme stupid but let's try sayinf i always think that the logic(creativity also) and memory cannot be increased simultaneously.That is the saying ,if memory activity increases , than the logic capability of brain...
  39. G

    Understanding Relativity: Explaining Inertial Mass and the Speed of Light

    Hi physics geniuses! I've been awake all night (grr!) trying to figure out some stuff we talked about in our calculus-based physics class today about Relativity. I hope you guys can make this all clear to me, because maybe then I can get some sleep! OK, so our professor told us this week...
  40. D

    Medical Brain Anatomy - What is the neocortex?

    Is the neocortex a layer of the cerebral cortex? Also is the neocortex restricted to the cerebrum or does it extend into the cerebellum too? I read a few different websites and they didn't give consistent explanations. One site said the neocortex and the cerebral cortex are the same thing...
  41. P

    How Can You Solve the Classic Fox, Duck, and Corn River Crossing Puzzle?

    We all know and love these guys. But they seem so trivial after you solve one. Even if you've solved it ages ago, that formula is still inherent in you somehow and you can bring it up (like bike riding). So when I saw: I automatically went and searched for that file in my brain. Post your...
  42. C

    Why do we have ventricles in the brain?

    Ventricles in the brain... why? I am watching a TTC video on the brain and it mentioned that the brain has (as far as I've seen so far) 5 different ventricles (cavities) inside it. I was wondering about why the brain would have spaces in it considering how complex it is, why should it give...
  43. Ivan Seeking

    Can Science Explain Spiritual Experiences?

    A five-part NPR series about the science of spirituality: http://www.npr.org/news/specials/2009/brain/ Note that any specific and controversial scientific claim discussed requires a published paper or an appropriate scientific reference. Otherwise it must be treated as anecdotal evidence.
  44. S

    Utilitarianism caused by brain damage

    http://www.nature.com/nature/journal/v446/n7138/abs/nature05631.html Very interesting article. I'm not proud of being an utilitarian anymore.
  45. J

    Medical Maximizing Brain Capacity: The Role of Cerebral Cortex Folds

    Why does the cerebral cortex require a large surface area (demonstrated by the large number of folds and creases in it)? Surely the brain simply requires as big a volume as possible, to fit in more cells, as there is nothing outside the brain it needs to interact with.
  46. 3

    Medical Mind / brain / thought ehnanceing pills

    there was some thing on the news not long ago and i would like to find out what has happened in this field folks are takeing med that tho made for some other condition are enhanceing their abbility to thing better and be more on "their game" then normal and that the military has also been...
  47. K

    Hypothetical Brain Teaser about Relative motion and the finite speed of light

    The essay question I have chosen for my assignment is the following: " If you are traveling in a car at the speed of light and you turn on your headlamps, will the light emitted illuminate the path in front of you?" I am not concerned with the car or its occupants in any...
  48. drizzle

    Find Out How Old Your Brain Is | Instantaneous Memory Test

    hey there, try this [game] and find out how old is your brain [instantaneous memory, precisely] http://flashfabrica.com/f_learning/brain/e_brain.html" Read the instructions first before you start, it is described underneath the game I’ve tried it and it appears that my brain age is...
  49. zoobyshoe

    Neurologists Find the Sarcasm Lobe of the Brain (No Joke)

    http://www.nytimes.com/2008/06/03/health/research/03sarc.html?_r=1
  50. F

    Medical Brain that causes a person to suffer from dyslexia?

    What is wrong in the brain that causes a person to suffer from dyslexica?
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