Final answer:
A nasogastric tube is a medical device used for various purposes, such as feeding and gastric decompression. The Salem sump is a type of nasogastric tube that is commonly used for gastric decompression.
Step-by-step explanation:
A nasogastric tube is a medical device that is inserted through the nose into the stomach. It is used for various purposes, such as feeding, decompression, and medication administration. Out of the options provided, the Salem sump is a type of nasogastric tube commonly used for gastric decompression.
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