Development (1) Antagonists (1) Identification (1) Senses and sensation (1) Sense (Philosophy) (1) Rattus (1) Rats (1) Pain (1) Neuromuscular spindles (1) Myalgia (1) Medical sciences (1) Mechanics (1) Mechanical movements (1) Mastication (1) Injections (1) Hydrogen-ion concentration (1) Goal (Psychology) (1) Glutamic acid (1) Emotions (Philosophy) (1) Emotions (1) Dentistry (1) Comprehension (1) Bread (1) Beltways (1) Animals (1) Allergy (1) Identification (1) Administration (1) Muscles (1) Ursa Minor (1)