Dr. Jackson is a life long resident of McNairy County. A graduate of McNairy Central High School, Dr. Jackson taught at Adamsville High School before he was named Principal in 1999. Dr. Jackson leads our schools as the Supervisor of Instruction.
antagonistic muscle - (physiology) a muscle that opposes the action of another; the biceps and triceps are antagonistic muscles. muscle, musculus-one of the contractile organs of the body. agonist-a muscle that contracts while another relaxes; when bending the elbow the biceps are the agonist.
Answer by Kns891. Confidence votes 39. An antagonist is a person or force who is opposed to, struggles against, or competes with another; opponent; adversary. A person who is opposed to, struggles against, or competes with another.An adversary of the hero.nswer by Kns891. Confidence votes 39. An antagonist is a person or force who is opposed to, struggles against, or competes with another; opponent; adversary. A person who is opposed to, struggles against, or competes with another.