The Gastrointestinal (GI) System Flashcards
the gastrointestinal system serves the following functions (4):
- INGESTION of food/water
- DIGESTION of ingested foods
- ABSOPTION of nutrients/water
- ELIMINATION of solid waste products
the major secretions of the gastrointestinal system include (6):
- saliva
- gastric juice
- intestinal juice
- pancreatic juice
- bile
- mucus
chronic simple constipation can often be relieved by (3) :
- water intake
- adding fiber to diet
- exercise
what does an Antisecretory agent do?
reduce the secretion of stomach acid (hydrochloric acid)
what are the 2 different antisecretory sub-classifications?
- proton pump inhibitors (PPI)
2. histamine (H2) receptor antagonists
what is a PPI and what does it do?
- proton pump inhibitor
- reduces stomach acid
what is a H2 antagonist and what does it do?
- histamine receptor antagonist
- block the action of histamine and reduce stomach acid production
what does an Antacid do?
- neutralizes stomach acid
- reduce pain of irritation and promote healing
what is something consumers should be aware of when taking Antacids?
- they interfere with the absorption of other drugs
what are the 2 forms of diarrhea? Explain them.
- Acute
- sudden onset, usually self-eliminating, caused by foods, medications, toxins etc… - Chronic
- caused by other underlying more disease states
- harder to treat
what are 3 vitamins that may be given to patients in the hospital?
- vitamin C
- vitamin B1
- multivites
Potassium Supplements are often given to patients.
- What is the generic name?
- List 3 Brand names.
- potassium chloride (KCl)
2. slow K, K-Dur, KCl elixir
What do PPIs generic names end in?
azole
What do H2 blockers generic names usually end in?
tidine
What are the drug classifications for the GI system? (5)
Antisecretory Antiemetic Antacid Antidiarrheal Cathartic & Laxative
