In nasogastric (NG) intubation, a tube is placed through your nose into your stomach. Your healthcare provider can use an NG tube to feed you and give you medicine. They can also apply suction to an NG tube to remove stomach contents.
Crayfish, also called crawfish or crawdad, any of numerous crustaceans (order Decapoda, phylum Arthropoda) constituting the families Astacidae (Northern Hemisphere), Parastacidae, and Austroastracidae (Southern Hemisphere). They are closely related to the lobster.
Crawfish, sometimes called crayfish, are similar to lobsters but much smaller. As they make their home in the mud of freshwater bayous, they are often referred to as mud bugs..Crawfish are most commonly found in Louisiana, and they are eaten there as a part of southern cuisine, or Cajun cooking.rawfish are tender and usually boiled but they need to be cleaned first, which is referred to as purging. Purging helps rid the crayfish of impurities in their intestinal tract, such as mud and grass, to make them more palatable. Ad.