However, that particular doctor, the family physician, represents only one of the countless areas in which medical professionals work. In fact, there is a specific type of doctor for almost every major system located in the human body. Listed below are just thirty of the dozens of examples:
A knockout (abbreviated to KO or K.O.) is a fight-ending, winning criterion in several full-contact combat sports, such as boxing, kickboxing, muay thai, mixed martial arts, karate, some forms of taekwondo and other sports involving striking.
adj. also knock-out (nÅkâ²outâ²) 1. Capable of knocking someone out: a knockout punch; knockout drops put in a drink. 2. Strikingly attractive or impressive. 3. Genetics Having a specific single gene inactivated or removed by genetic manipulation: knockout mice used in an experiment.