GI Lab Flashcards
What things should you avoid 1-2 days before Guiac testing
Red meats and things that would make test turn +
What does Guiac Testing test for
Occult blood
What color does a positive Guiac test turn
Blue
What should you confirm with females before Guiac testing
That they are not mensturating
What should stool specimens not be contaminated with
Urine
C&S or ova and parasites Solid stool: Liquid stool: Container: To lab:
Solid stool: 1 inch of solid stool
Liquid stool: 15-30 ml
Container: should be sterile
To lab: immediately, needs to be warm
What do enemas stimulate
Peristalsis using high volume or irritating solution
Enemas are the installation of liquid into the ______and ________
Rectum and sigmoid colon
What type of enema would you not give somebody with CHF
Tap water. They would gain fluid
Characteristics of tap water enema
High volume hypotonic; water leaves bowel and enters interstitial space; risk of fluid overload
Normal saline enema characteristics
High volume; isotonic; no fluid exchange
Characteristics of soap suds enema
Intestinal irritant added to either tap water or normal saline
Characteristics of a fleet enema
Low volume; irritating hypertonic solution; pulls fluid into bowel, causing distention; not for dehydrated patients
How is a oil retention enema different
Client instructed to retain as long as possible- at least 30 min up to 2 hours
What does the oil retention enema do
Lubricates rectum & colon; feces absorb oil & soften
What would be done before a big surgery to make sure no stool in bowel
“Enemas until clear”
Give cleansing enema until only clear fluid expelled, no more than 3
What do you use to lubricate for a enema
Water soluble lubricant
How far do you insert for an enema
3-4 inches . You have to get past sphincter for liquids to stay in
What is procedure for Fleets & Pre-packaged enemas
Squeeze container until empty
Procedure for giving a volume enema
- Warm solution to 100-105 degrees F
- prime tubing
- bag held MAX of 24 inches above hips
- NEVER on an IV pole
- instill slowly