The nurse is instructing a client in preparation for a colonoscopy. The nurse should explain that the client:
1. will need to be NPO for 8-12 hours prior to the exam.
2. will be given a soap-suds water enema shortly before the exam.
3. is permitted to drink clear liquids up until the time of the exam.
4. should eat a low-residue meal the evening before the exam.
Answer: 1
1. Fasting is required prior to the exam.
2. An oral bowel cleansing preparation is done the evening before the exam, and a tap water enema may be given 3-4 hours prior to the exam; soap-suds enemas are too irritating to the bowel.
3. Only clear liquids are allowed for 24 hours prior to the exam.
4. Only clear liquids are allowed for 24 hours prior to the exam.
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