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Definition of Peristalsis:
Rhythmic contractions that move the intestinal contents through the bowel.
Intestines are concerned primarily with the absorption of dietary nutrients and water
Bowel function is controlled by what 3 basic ways?
Parasymphathetic nervous system ***acetylcholine increases intestinal motility
What are the 3 main categories of drugs used to treat diarrhea?
- Narcotic derivatives
What is the #1 side effect of ALL narcotics?
When would you use and opiate; (ex:opium tincture) to treat diarrhea?
When nothing else has worked. It is a very concentrated drug
When are laxatives and cathartics mainly used?
- 1) To relieve constipation
- 2) Cleanse the bowel (pre-op)
- 3) Prevent straining (post-op)
What is the difference from laxatives and cathartics, and which is Rx or otc?
Laxatives- mild stimulus; OTC
Cathartics- more intense action; Rx
How often can a bulk laxative be taken?
Can be taken everyday
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