Abdomen and Peritoneal Cavity Flashcards
What is the function of the abdomen?
flexible container for the abdominal organs
What is the anterior boundary of abdomen?
abdominal wall
What is the posterior boundary of abdomen?
vertebral column
What is the superior boundary of the abdomen?
daiphragm
what is the inferior boundary of the abdomen?
pelvic inlet
What are the 4 functions of the anterior abdominal wall?
support the trunk
support the abdominal viscera
manage intraabdominal pressure during respiration
move the trunk and maintain posture
What are the layers superficial to deep of the anterior abdominal wall?
skin, superficial fascia (adipose) muscles and fascia (3 layers) extraperitoneal adipose peritoneum
What are the functions and innervation of the EAO?
innver: spinal nn T7-12
function: lateral flexion of the trunk, increase intraabdominal pressure
What are the functions and innervation of the internal AO?
inner: spinal nn T6-12, spinal n. L1
function: lateral flexion of trunk, rotation of trunk, compress and support abdominal viscera
What are the functions and innervation of the transversus abdomins?
inner: spinal nn T6-12, spinal n L1
function: compress and support abdominal viscera
What are the functions and innervation of the rectus abdominis?
innerva: spinal nn. T6-12
function: flexion of trunk, compression of the abdominal viscera
the common bile duct passes ______ to the duodenum and anterior to the epiploic foramen?
posterior
What is intraperitoneal visceral categorization
enclosed by visceral peritoneum, suspended by mesentaries
what is retroperitoneal viscera?
primarily retroperitoneal, never had mesentary, posterior to peritoneal cavity
includes: kidneys, suprarenal glands
What is secondarily retroperitoneal?
were previously intraperitoneal, but mesentary fused during development
includes: duodenum (desc., horiz., ascen.), colon (asc., and desc), pancreas, recutm (upper 2/3)
