Body Cavities Flashcards
What is the peritoneal cavity?
The cavity around some organs of the abdomen
What are the main roles of the peritoneal cavity
3
The peritoneum minimizes friction, resists infection and stores fat
It allows free movement of the abdominal viscera
In response to injury or infection (peritonitis), it exudes fluid and cells and tends to wall off or localize infection
What does the peritoneal cavity minimise?
Friction
What does the peritoneal cavity resist?
Infection
What does the peritoneal cavity store?
Fat
What does the peritoneal cavity allow the free movement of?
Abdominal viscera
What is infection of the peritoneal cavity known as?
Peritonitis
How does the peritoneal cavity resist infection?
It exudes fluid and cells and tends to wall off or localize infection
What exactly is peritonitis?
Inflammation of the peritoneum
What does the serous membrane allow to move in and out of the cavity?
Peritoneal fluid
What are ascites?
Abnormal accumulation of peritoneal fluid
What do ascites lead to?
3
Liver disease/cirrhosis (high portal pressure)
Renal disease/endocrine abnormality re fluids
Heart failure
What is the clinical characteristic of ascites?
Abdominal swelling
What is the clinical signs of ascites?
2
Heartburn/indigestion (poor appetite)
Back pain
