Medical Definition of PERIODONTICS. : a branch of dentistry that deals with diseases of the supporting and investing structures of the teeth including the gums, cementum, periodontal ligaments, and alveolar boneâcalled also periodontia, periodontology. a branch of dentistry that deals with diseases of the supporting and investing structures of the teeth including the gums, cementum, periodontal membranes, and alveolar bone. â periÂ·odonÂ·tist \-Ëdaen-ËdÃ¤n\ tist. noun
Psychiatric nursing or mental health nursing is the specialty of nursing that cares for people of all ages with mental illness or mental distress, such as schizophrenia, bipolar disorder, psychosis, depression or dementia.
Psychiatrists are medical doctors who specialize in the assessment and treatment of mental health disorders. Nurse-Practitioners. Nurse practitioners are registered nurses with advanced training in the assessment and treatment of medical and/or mental health disorders.