// Encyclopedia. Search. Definition of: hybrid computer (1) See hybrid laptop. (2) A digital computer that accepts analog signals, converts them to digital and processes them in digital form. Hybrid computers are used in process control and robotics. See hybrid control system.
Morphine actually has a short half life of 1.5 to 7 hours, except for patients who are renally impaired. (who can feel the drug effects longer than usual). Effects of narcosis and analgesia (loss of sense of pain and not loosing consciousness) can last longer for older patients.
What's happening inside the body is the heroin is turning into morphine. Morphine has a chemical structure similar to endorphins -- the chemicals your brain makes when you feel stressed out or are in pain. Endorphins inhibit your neurons from firing, so they halt pain and create a good feeling.