Bog-standard is a well-known informal term, which originated in Britain; it means something ordinary or basic, but often in a dismissive or derogatory way.
corpsman. An enlisted person in the US Armed Forces who works as a member of the medical team. During duty in the armed forces he or she receives training and experience in one or more health-related fields. In wartime, a corpsman may be assigned as the only medically trained person to a field unit or a small ship.
Navy Corpsman Job Description; Combat Jobs in the Air Force; Print this article; Offshore Combat.