The 28-year-old man, who has been paralysed for more than a decade after a spinal-cord injury, had electrodes from the prosthetic hand inserted into his sensory and motor cortexes. This allowed him to both control the hand with thought and sense when the fingers of the hand were touched individually.
Dinitrogen monoxide is its IUPAC name and its common name is laughing gas. Its chemical name is nitrous oxide itself.
Sodium bicarbonate is the generic name for a drug that is most commonly used to calm upset stomach caused by irritation from acid reflux. It's available in tablet form and is also sold in combination with omeprazole (Prilosec) as the over-the-counter (OTC) drug Zegerid for acid reflux.