BOWEL AND BLADDER ELIMINATION Flashcards
is the expulsion of feces from the rectum.
Defecation
• May be facilitated voluntarily by
contracting the abdominal muscles and by forceful expiration with glottis closed increase the abdominal pressure (Valsalva Maneuver).
• The fecal matter may take 24-48 hours to pass through the entire large intestine.
• Between 150-300 grams of feces is produced daily.
• The feces consists of 75% water & 25% of solid.
Normal color of stool.
yellow or golden brown ( due to the bile pigment derivative known as stercobilin or fecal urobilinogen)
Normal odor of stool.
aromatic upon defecation
Normal amount of stool.
depends on the bulk of the food intake. Approximately 150 300 grams /day
Normal consistency of stool.
Soft, formed
Normal shape of stool.
Cylindrical
Normal frequency of stool.
Variable, usually range 1 2 /day to 1 every 2 3 days.
Gray, pale or clay colored
stool due to absence of stercobilin caused by biliary obstruction.
Alcoholic stool
Passage of stool with bright red blood. It is due to lower gastrointestinal bleeding.
Hematochezia
Passage of black, tarry stool due to upper GI bleeding.
Melena
Greasy, bulky, foul smelling stool. It is due to presence of undigested fats like in hepatobiliary pancreatic disorders.
Steatorrhea
Refers to the passage of small, dry, hard stools or the passage of no stool for a period of time.
Constipation
The mass or collection of hardened, putty like feces in the folds of the rectum.
Fecal impaction
Refers to frequent evacuation of watery stools. It is associated with increased gastrointestinal motility, and a rapid passage of fecal contents through
the lower gastrointestinal tract.
Diarrhea
The presence of excessive gas
in the intestines. May be due to swallowed air, bacterial action in the large intestine and diffusion from blood.
Flatulence
The involuntary elimination of bowel contents; it is often associated with neurologic, mental, or emotional impairments.
Fecal incontinence
The major role of the this system is to maintain homeostasis by maintaining body fluid composition and volume.
Urinary system
are two bean shaped organs located at the level of the 12th thoracic and 3rd lumbar vertebra.
Kidneys
two small tubes about 25cm long. They transport urine from the renal pelvis to the urinary bladder.
Ureters