10/19/25, 8:52 PM ARDMS Abdomen Board
ARDMS Abdomen Board ACTUAL EXAM
QUESTIONS AND ANSWERS || VERIFIED
AND WELL DETAILED ANSWERS || LATEST
2025/2026
3 layers of Aorta Tunica Intima, Tunica Media, Tunica Adventitia
What is the tunica intima endothelial cells (inner layer)
made of
What is the tunica media muscle, thicker and more organized layer in arteries
made of (middle layer)
What is the tunica epithelial cells (outer layer)
adventitia made of
Where does the aorta Left ventricle
arise from
Anterior and to the left of the spine and left of the
Where is the aorta located
IVC (most posterior abdominal vessel)
Name the paired branches Suprarenal arteries, renal arteries, gonadal arteries,
of aorta lumbar arteries, and common iliac arteries
Name the unpaired celiac axis (common hepatic artery, splenic artery, and
branches of the aorta left gastric artery), SMA, IMA, median sacral artery
Name the anterior celiac axis, SMA, IMA, gonadal arteries, and median
branches of the aorta sacral artery
Name the lateral branches suprarenal arteries, renal arteries, and common iliac
of aorta arteries
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,10/19/25, 8:52 PM ARDMS Abdomen Board
Where do the common L3-4
iliac arteries bifurcate
Average normal proximal 2.0 - 2.6 cm
measurement of aorta
Average normal mid 1.6 - 2.4 cm
measurement of aorta
Average normal distal 1.1 - 2.0 cm
measurement of aorta
Normal measurement of 0.6 - 1.4 cm
iliac arteries
What is the most common fusiform
type of AAA
What is the most common infrarenal
location of AAA
Where does aortic ascending aorta and arch
dissection most commonly
occur
What is the most common atherosclerosis
cause of aortic stenosis
Where does aortic bifurcation and below
retroperitoneal fibrosis
most commonly occur at
What is the most common splenic artery
location of splanchnic
artery aneurysm
Where does the IVC and right atrium
SVC empty
What are the tributaries of CIV, lumbar veins, gonadal veins, renal veins,
the IVC suprarenal veins, hepatic veins
What is the most common duplicated IVC
variation of IVC anatomy
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,10/19/25, 8:52 PM ARDMS Abdomen Board
IVC on left side of abdomen and crosses anterior to
What is a transposed IVC
aorta
congenital anomaly where IVC doesn't extend the
What is an interrupted IVC
entire way to the right atrium
Dilated hemiazygos and interrupted IVC, IVC obstruction, and IVC overload
azygos veins indicate what
What is the largest soft liver
tissue organ
The liver is encapsulated Glisson capsule
by
portion of liver not covered by peritoneum/capsule.
Bare areas of the liver Fluid cannot accumulate here because liver is indirect
contact with diaphragm
What are the bare areas of GB fossa, porta hepatis, and superior surface to the
the liver right of IVC
Where is the porta hepatis liver hilum on the inferior surface of liver
located
What is the porta hepatis GB fossa and lig teres
bordered by
What is the portal triad portal vein, hepatic artery, bile duct
What is contained in the MPV, proper hepatic artery, and CBD
extrahepatic portal triad
What forms the right GB fossa
boundary of the caudate
lobe
What is the normal size of 13.5 - 15.5 cm
the liver
What is the normal size of Normal liver should not extend more than 1 cm below
the pediatric liver the costal margin
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, 10/19/25, 8:52 PM ARDMS Abdomen Board
What separates the right main lobar fissure
and left lobes of the liver
Right lobe of the liver is 6x
___x the size of left lobe
The medial left lobe of quadrate lobe
liver was formerly called
the
Where is the caudate lobe between IVC and medial left lobe, occupies posterior
located surface of the liver
What do the triangular Right and left, attaches superior liver to diaphragm,
ligaments do of the liver located at medial and lateral edges of bare area
right and left suspend the posterior superior surface
What is the coronary
of the liver from diaphragm, lateral margins form the
ligament of the liver
triangular ligaments
What is the falciform attaches anterior surface to abdominal wall from
ligament of the liver diaphragm to umbilicus
What is the ligamentum separates medial and lateral left lobes, remnant of
teres umbilical vein
What is the ligamentum Round Ligament
teres also called
remnant of ductus venosus from fetal circulation, thin
What is the ligamentum
echogenic line anterior to the caudate lobe, separates
Venosum
caudate lobe from left lobe medial segment
What is the peritoneal folds at the porta hepatis that surround the
hepatoduodenal ligament portal vein, bile duct, and hepatic artery
What is the main lobar divides right and left lobes, connects the GB and IVC
fissure fossa
What is the Couinaud's method for liver lesion localization and surgical
Liver Segments planning, divides liver into 8 functional segments
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ARDMS Abdomen Board ACTUAL EXAM
QUESTIONS AND ANSWERS || VERIFIED
AND WELL DETAILED ANSWERS || LATEST
2025/2026
3 layers of Aorta Tunica Intima, Tunica Media, Tunica Adventitia
What is the tunica intima endothelial cells (inner layer)
made of
What is the tunica media muscle, thicker and more organized layer in arteries
made of (middle layer)
What is the tunica epithelial cells (outer layer)
adventitia made of
Where does the aorta Left ventricle
arise from
Anterior and to the left of the spine and left of the
Where is the aorta located
IVC (most posterior abdominal vessel)
Name the paired branches Suprarenal arteries, renal arteries, gonadal arteries,
of aorta lumbar arteries, and common iliac arteries
Name the unpaired celiac axis (common hepatic artery, splenic artery, and
branches of the aorta left gastric artery), SMA, IMA, median sacral artery
Name the anterior celiac axis, SMA, IMA, gonadal arteries, and median
branches of the aorta sacral artery
Name the lateral branches suprarenal arteries, renal arteries, and common iliac
of aorta arteries
https://quizlet.com/1094986915/ardms-abdomen-board-flash-cards/?funnelUUID=97f47442-121a-46e1-92a1-c0374b27c44a 1/48
,10/19/25, 8:52 PM ARDMS Abdomen Board
Where do the common L3-4
iliac arteries bifurcate
Average normal proximal 2.0 - 2.6 cm
measurement of aorta
Average normal mid 1.6 - 2.4 cm
measurement of aorta
Average normal distal 1.1 - 2.0 cm
measurement of aorta
Normal measurement of 0.6 - 1.4 cm
iliac arteries
What is the most common fusiform
type of AAA
What is the most common infrarenal
location of AAA
Where does aortic ascending aorta and arch
dissection most commonly
occur
What is the most common atherosclerosis
cause of aortic stenosis
Where does aortic bifurcation and below
retroperitoneal fibrosis
most commonly occur at
What is the most common splenic artery
location of splanchnic
artery aneurysm
Where does the IVC and right atrium
SVC empty
What are the tributaries of CIV, lumbar veins, gonadal veins, renal veins,
the IVC suprarenal veins, hepatic veins
What is the most common duplicated IVC
variation of IVC anatomy
https://quizlet.com/1094986915/ardms-abdomen-board-flash-cards/?funnelUUID=97f47442-121a-46e1-92a1-c0374b27c44a 2/48
,10/19/25, 8:52 PM ARDMS Abdomen Board
IVC on left side of abdomen and crosses anterior to
What is a transposed IVC
aorta
congenital anomaly where IVC doesn't extend the
What is an interrupted IVC
entire way to the right atrium
Dilated hemiazygos and interrupted IVC, IVC obstruction, and IVC overload
azygos veins indicate what
What is the largest soft liver
tissue organ
The liver is encapsulated Glisson capsule
by
portion of liver not covered by peritoneum/capsule.
Bare areas of the liver Fluid cannot accumulate here because liver is indirect
contact with diaphragm
What are the bare areas of GB fossa, porta hepatis, and superior surface to the
the liver right of IVC
Where is the porta hepatis liver hilum on the inferior surface of liver
located
What is the porta hepatis GB fossa and lig teres
bordered by
What is the portal triad portal vein, hepatic artery, bile duct
What is contained in the MPV, proper hepatic artery, and CBD
extrahepatic portal triad
What forms the right GB fossa
boundary of the caudate
lobe
What is the normal size of 13.5 - 15.5 cm
the liver
What is the normal size of Normal liver should not extend more than 1 cm below
the pediatric liver the costal margin
https://quizlet.com/1094986915/ardms-abdomen-board-flash-cards/?funnelUUID=97f47442-121a-46e1-92a1-c0374b27c44a 3/48
, 10/19/25, 8:52 PM ARDMS Abdomen Board
What separates the right main lobar fissure
and left lobes of the liver
Right lobe of the liver is 6x
___x the size of left lobe
The medial left lobe of quadrate lobe
liver was formerly called
the
Where is the caudate lobe between IVC and medial left lobe, occupies posterior
located surface of the liver
What do the triangular Right and left, attaches superior liver to diaphragm,
ligaments do of the liver located at medial and lateral edges of bare area
right and left suspend the posterior superior surface
What is the coronary
of the liver from diaphragm, lateral margins form the
ligament of the liver
triangular ligaments
What is the falciform attaches anterior surface to abdominal wall from
ligament of the liver diaphragm to umbilicus
What is the ligamentum separates medial and lateral left lobes, remnant of
teres umbilical vein
What is the ligamentum Round Ligament
teres also called
remnant of ductus venosus from fetal circulation, thin
What is the ligamentum
echogenic line anterior to the caudate lobe, separates
Venosum
caudate lobe from left lobe medial segment
What is the peritoneal folds at the porta hepatis that surround the
hepatoduodenal ligament portal vein, bile duct, and hepatic artery
What is the main lobar divides right and left lobes, connects the GB and IVC
fissure fossa
What is the Couinaud's method for liver lesion localization and surgical
Liver Segments planning, divides liver into 8 functional segments
https://quizlet.com/1094986915/ardms-abdomen-board-flash-cards/?funnelUUID=97f47442-121a-46e1-92a1-c0374b27c44a 4/48
