An LPR is required to present an I-551 (Green Card) for reentry into the U.S. If you are not a U.S. citizen or a U.S. LPR, you will need a passport and/or the appropriate documentation based on the status you are seeking in the U.S. for any type of cruise, closed loop or not.
The Picard Maneuver is a battle tactic invented by Starfleet Captain Jean-Luc Picard. In 2355, Picard was in command of the USS Stargazer when it was attacked by an unknown alien vessel, later determined to be of Ferengi origin.
Heimlich maneuver. n. An emergency technique used to eject an object, such as food, from the trachea of a choking person. The technique employs a firm upward thrust just below the rib cage to force air from the lungs up through the trachea, thus dislodging the obstruction. technique for removing a foreign body, such as a food bolus, from the throat, trachea, or pharynx of a choking victim, where it is preventing air flow to and from the lungs. Synonym: abdominal thrust maneuver. The Heimlich maneuver should not be performed unless complete airway obstruction is present.