Abdomen II (vasculature, innervation, and viscera) Flashcards
The abdominal viscera contains the ______, _______, and ________, systems
gastrointestinal, endocrine, urogenital
The gastrointestinal system can be organized into the _______, __________, and __________
foregut, midgut, hindgut
What 7 organs are contained in the foregut?
esophagus, stomach, proximal duodenum, liver, gall bladder, pancreas
What 7 organs are contained in the midgut
distal duodenum, jejunum, ileum, cecum, appendix, ascending colon, proximal two-thirds of transverse colon
What 4 organs are contained in the hindgut
distal one-third of transverse colon, descending colon, sigmoid colon, rectum
the thoracic aorta passes through the __________ to become the abdominal aorta
diaphragm
What 6 arteries does the abdominal aorta give rise to?
paired inferior phrenic arteries
suprarenal arteries
renal arteries
gonadal arteries
lumbar arteries
common iliac arteries
the paired inferior phrenic arteries supply the _____ ______
inferior diaphragm
the suprarenal arteries supply the _________ glands
adrenal
the renal arteries supply the ___________ to filter _______
kidneys, blood
the gonadal arteries supply the _______/________
testes/ovaries
the lumbar arteries supply the ___________ abdominal wall
posterior
the common iliac arteries supply the _________ abdominal wall, _____ structures, and ________ limbs
anterior, pelvic, lower
the abdominal aorta also gives rise to the unpaired ________ trunk, superior ________ artery, inferior _________ artery
celiac, mesenteric, mesenteric
The unpaired celiac trunk supplies _________ structures
foregut
The superior mesenteric artery supplies _________ structures
midgut
the inferior mesenteric artery supplies the ________ structures
hindgut
What 3 arteries does the celiac trunk divide into?
left gastric a.
splenic a.
common hepatic a.
The left gastric, splenic, and common hepatic arteries give rise to multiple arteries which supply what 6 structures?
esophagus
stomach
spleen
proximal duodenum
liver
pancreas
What 4 arteries does the superior mesenteric artery give rise to?
intestinal a.
ilieocolic a.
right colic a.
middle colic a.
What 6 structures do the intestinal, ilieocolic, right colic, and middle colic arteries supply?
duodenum
jejunum
ileum
cecum
ascending colon
proximal two-thirds of transverse colon
What 3 arteries does the inferior mesenteric artery give rise to?
left colic a.
sigmoidal a.
superior rectal a.
What 3 structures do the left colic, sigmoidal, and superior rectal arteries supply?
distal one third of transverse colon
descending colon
superior rectum
Each common iliac artery gives rise to the ________ and ________ iliac arteries
external, internal
What 6 venous structures anastomose with the inferior vena cava in the abdomen?
paired inferior phrenic veins
suprarenal veins
renal veins
gonadal veins
lumbar veins
common iliac veins
The paired inferior phrenic veins drain the _________ _________
inferior diaphragm
the suprarenal veins drain the _______ glands
adrenal
the renal veins drain the _________ of _________ blood
kidneys, filtered
the gonadal veins drain the ________/_________
testes/ovaries
the lumbar veins drain the ___________ abdominal wall
posterior
the common iliac veins drain the ______ abdominal wall, _______ structures and ________ limbs
anterior, pelvic, lower
the inferior vena cava returns oxygen-_______ blood to the ______ _______ of heart
poor, right atrium
The hepatic portal system consists of what 3 venous structures?
superior mesenteric vein
inferior mesenteric vein
splenic vein
the hepatic vein returns _______ blood from the liver to the ______ _______ _____
processed, inferior vena cava
T/F the inferior vena cava is part of the hepatic portal system
F
the superior mesenteric vein drains _________ blood from what 5 abdominal organs?
nutrient rich
stomach
small intestine
cecum
ascending colon
proximal two thirds of transverse colon
the inferior mesenteric vein drains what 3 abdominal structures?
distal one third of transverse colon
descending colon
superior rectum
the splenic vein drains ________ blood from the _______
non-nutrient
spleen
Innervation of the abdominal viscera involves the ________ plexus, what is parasympathetic, what is sympathetic?
aortic
vagal trunk
thoracic and lumbar splanchnic nerves
The aortic plexus is organized along the ________ surface of the abdominal aorta and _________ branches
anterior, arterial
What sympathetic ganglia are associated with the aortic plexus?
celiac ganglia
aorticorenal ganglia
superior mesenteric ganglia
inferior mesenteric ganglia
renal plexus
Preganglionic neurons pass through the chain to form the _____ and _______ splanchnic nerves
thoracic and lumbar
the thoracic and lumbar splanchnic nerves synapse with ___________ neurons in the __________ and superior and inferior ________ ganglia
postganglionic
celiac, mesenteric
The postganglionic neurons in the ganglia hitch a ride on arteries to innervate the ______ _______
arteries, abdominal viscera
The greater splanchnic nerve is (parasympathetic/sympathetic) and synapses with the _________ ganglion
sympathetic, celiac
the lesser splanchnic nerve is (parasympathetic/sympathetic) and synapses with the _________ and _________ _________ ganglia
sympathetic
aorticorenal
superior mesenteric
the least splanchnic nerves are (parasympathetic/sympathetic) and synapses with the _________ plexus
renal
the lumbar splanchnic nerves are (parasympathetic/sympathetic) and synapse with the _________ ________ ganglion
inferior mesenteric
The vagal trunk contains (preganglionic/postganglionic) neurons that produce nerve _______ which synapse with (preganglionic/postganglionic)neurons located in numerous intramural ganglia located within the _________
preganglionic
plexuses
postganglionic
viscera
the _______ ______ nerves arise from the anterior rami of S2-S4 spinal nerves and synapse with (preganglionic/postganglionic) neurons located in numerous __________ ganglia located within the viscera
pelvic splanchnic
postganglionic
intramural
