Exam 3: Peritoneum Flashcards
Peritoneum
Smooth membrane that lines abdominal cavity
2 types of peritoneum
Parietal and visceral
Parietal peritoneum
Lines abdominal walls
Visceral peritoneum
Covers abdominal organs
Peritoneal cavity
Potential space between parietal and visceral peritoneum
Peritoneal cavity in male
Completely closed sac
What connects parietal to visceral peritoneum
Mesentery
In female, peritoneal cavity communicates w/ exterior through
Uterine tubes
Test for patency of uterine tubes
Dye in uterus, should enter uterine tubes and then peritoneal cavity; if not, obstruction
Functions of peritoneum
Minimize friction
Resist infection
Fat storage
Retroperitoneal organs
Posterior to peritoneum
Duodenum and pancreas are mostly
Retroperitoneal
Innervation of peritoneum
Phrenic Intercostal Subcostal Iliohypogastric Ilioinguinal
Phrenic nerve refers pain to
Shoulder, causes hiccups in peritonitis
Peritoneum that is very sensitive to pain
Parietal
Peritoneum that is insensitive to pain
Visceral
Omenta mean
Apron
Omentum
Broad, apronlike reflection of peritoneum
2 omenta within abdominal cavity
Greater and lesser
Greater omentum connects to
Greater curvature of stomach
Greater omentum reflects posteriorly to attach to
Transverse colon and transverse mesocolon
3 parts of greater omentum
Gastrophrenic lig
Gastrosplenic lig
Gastrocolic lig
Gastrophrenic connects
Greater curvature and diaphragm
Gastrosplenic lig connects
Greater curvature and spleen
Gastrocolic lig connects
Greater curvature and transverse colon
Greater omentum is ____ and adheres to ____
Very mobile; areas of inflammation
Greater omentum adhering to areas of inflammation restricts
Spread of infection
Greater omentum often referred to as
Abdominal policeman
Lesser omentum extends from _____ to ______
Porta hepatis to lesser curvature of stomach
2 parts of lesser omentum
Hepatogastric lig
Hepatoduodenal lig
Hepatogastric lig connects
Liver and lesser curvature
Hepatoduodenal lig connects
Liver and duodenum
“General” definition of mesentery
Any double layer of peritoneum which connects portion of intestine to body wall
“Mesentery proper”
Double layer of peritoneum connects jejunum and ileum to body wall