Final answer:
Brain-computer interface (BCI) technology is allowing paralyzed individuals to control external devices like wheelchairs, prosthetic limbs, and computers simply with their thoughts, offering a promising future for medical rehabilitation.
Step-by-step explanation:
Yes, injured people may one day be able to control wheelchairs, prosthetic limbs, or their own paralyzed limbs through the power of thought by using brain-computer interface (BCI) technology. BCI technology captures and decodes neural signals from the brain, allowing the user to control devices with thought. Some BCI systems use EEG recordings from electrodes on the skull, while others involve implanted electrodes in the motor cortex, which can record action potentials from neurons directly.
Recent advancements have enabled people with paralysis to control cursors on computers, effectively communicate, and even operate robotic limbs. In an impressive demonstration, a paralyzed woman used a brain-controlled robotic arm to drink coffee, highlighting the technology's potential to restore independence. As understanding of the nervous system and robotics continues to advance, the integration of BCI with the human body shows promising strides in medical rehabilitation.