What type of research method did Ramachandran use?
In the 1990s Ramachandran used a ‘mirror box’ to ‘resurrect’ phantom limbs and thus to treat the pain that often accompanied them. The experimental success of his mirror therapy led Ramachandran to see mirrors as a useful model of brain function, a tendency that explains his attraction to work on ‘mirror neurons’.
What did Ramachandran discover about what is happening in the brain when someone loses a limb?
Ramachandran suspected that once an arm was amputated, the area in the brain mapped to that arm was deprived of sensory inputs it was used to receiving — and became hungry for new sensations.
What is Ramachandran’s theory?
In 1994, Ramachandran proved the theory by mapping the brain activity of a group of amputees. Using a magnetic scanner he showed that neuron activity was indeed migrating from the hand area to the face. It was a ground-breaking study. But he believed much more could be gleaned from studying phantom limbs.
What was the significance of Ramachandran’s report?
In 1994, Ramachandran published a paper in Nature that is now considered a landmark in the field of neuroplasticity. He described experiments that he had conducted with U.C.S.D.’s multimillion-dollar magnetoencephalography machine, which records the changing magnetic fields caused by brain activity.
What is the most powerful research method?
The most powerful research method is the experiment, in which an experimenter manipulates and controls the variables to determine cause and effect.
What is the most accurate research method?
2. True experimental research design: True experimental research relies on statistical analysis to prove or disprove a hypothesis, making it the most accurate form of research. Of the types of experimental design, only true design can establish a cause-effect relationship within a group.
What did VS Ramachandran do?
Ramachandran invented mirror therapy which is now used to treat amputees with phantom limb pain and also to help restore motor control in stroke victims with weakened limbs.
What are the secrets of the mind summary based on Dr Vilayanur Ramachandran?
Vilayanur Ramachandran, a world leader in brain science, explores four patients with unusual delusional symptoms and shows how their cases have implications for the way in which all humans understand their world. concludes with questions about whether human brains are hard-wired for certain types of thoughts.
What is Dr Ramachandran’s theory about why touching a man’s face would cause him to feel touch on his phantom hand?
It’s deprived of sensory input. It becomes hungry for new sensory input. So the sensory input from the face skin sprouts terminals or invades the territory corresponding to the missing hand. So when you now touch the face, the hand area of the brain is activated, not just the face area.
Why According to Dr Ramachandran does the mirror box help?
Their hypothesis was that every time the patient attempted to move the paralyzed limb, they received sensory feedback (through vision and proprioception) that the limb did not move. Ramachandran created the mirror box to relieve pain by helping an amputee imagine motor control over a missing limb.
What is the most reliable research study?
If you want to know how effective a treatment or diagnostic test is, randomized trials provide the most reliable answers. Because the effect of the treatment is often compared with “no treatment” (or a different treatment), they can also show what happens if you opt to not have the treatment or diagnostic test.
Which research method is superior?
For instance, in doing social researchers like in criminology and criminal justice, the quantitative method is considered superior compared to its counterpart.
Who is Vilayanur Ramachandran?
Vilayanur Subramanian Ramachandran (born 10 August 1951) is an Indian-American neuroscientist. Ramachandran is known for his wide-ranging experiments and theories in behavioral neurology, including the invention of the mirror box.
What is Ramachandran’s approach to Brain Research?
Neurologist V.S. Ramachandran looks deep into the brain’s most basic mechanisms. By working with those who have very specific mental disabilities caused by brain injury or stroke, he can map functions of the mind to physical structures of the brain. Want to hear more great ideas like this one?
What did Rishi Ramachandran do?
After early work on human vision, Ramachandran turned to work on wider aspects of neurology including phantom limbs and phantom pain. Ramachandran invented mirror therapy which is now used to treat amputees with phantom limb pain and also to help restore motor control in stroke victims with weakened limbs.
What is Ramachandran’s contribution to Meg?
In 1992, in collaboration with T.T. Yang, S. Gallen, and others at the Scripps Research Institute who were conducting MEG research, Ramachandran initiated a project to demonstrate that there had been measurable changes in the somatosensory cortex of a patient who had undergone an arm amputation.