GI tract Organs I Flashcards
three constrictions of the esophagus?
cervical, thoracic, diaphragmatic
where is the esophagogastric junction
T10
Where does the vagus nerve penetrate diaphragm?
T10
lower esophagus has …to systemic veins via the …. and to the liver via …vein.
dual venous drainages
azygos vein system
hepatic portal vein
during …most venous blood flows through lower esophageal region toward azygos veins causing esophageal varices.
portal hypertension
if patients vomit fresh blood it …
hasnt been exposed to stomach acid
3 non paired arteries of the abdomen
celiac trunk/axis
superior mesenteric artery (SMA)
inferior mesenteric artery (IMA)
gastro-omental artery is also called
gastroepiploic
gastro-omental artery is occasionally used for
coronary artery bypass
lymph nodes of the stomach all drain to
celiac lymph nodes
nerves to stomach
sympathetic greater splanchnic (T5-T9)
parasympathetic vagus nerve
two types of hiatal hernia
paraesophageal and sliding
most common hiatal hernia
sliding hiatal
pain from gastric or peptic ulcer is referred to as …
epigastric region pain.
pain from epigastric region is
T7 T8
duodenum is divided by 4 parts
superior L1, descending L2, horizontal L3, ascending L3-L4
common bile duct and main pancreatic duct join together to form…
hepatopancreatic ampulla or Ampulla of Vater
inside the opening of hepatopancreatic ampulla forms the
major duodenal papilla
ligament of Treitz
marks the end of the duodenum and beginning of the jejunum
inside the duodenum: inside the lumen …
plicae circularies
major duodenal papilla
minor duodenal papilla
posteromedial wall …is surrounded by the
heptaopancreatic ampulla (a space) hepatopancreatic sphincter (sphincter of oddi, smooth muscle)
peptic ulcers are caused by
erosion of gastroduodenal artery
if there is an irritation of diaphragm the referred pain is where?
upper right shoulder
jejunum is mostly to the ….quadrant
upper left
