Abdominal Aorta Flashcards
Tunics Intima is the _________ layer made up of ________
1) inner layer
2 endothelial cells
Tunica media is the _______ layer made up of ______ , it is_______ & more organized layer in the arteries
1) middle layer
2) muscle
3) thicker layer
Tunica adventitia/externa is the ______ layer made up of _______ & ________
1) outer layer
2) epithelial cells
3 connective tissue
Veins have a ________________ than arteries
Thinner media layer
Ascending Aorta arises from the _______
Left ventricle
What is the the first branch of the aorta?
The coronary arteries
The aortic arch starts at the level of the ______ & extends distal to the ________
1) innominate artery
2) distal to the left subclavian artery
List the three branches of the aortic arch in order of origin
1) innominate artery
2) left CCA
3) left subclavian artery
The most common anatomical variation of the aortic arch anatomy is…..
A two branch formation where the innominate & left CCA origin are combined & the left subclavian artery is the second branch
The aorta courses______ to the spine & to the ______ of the IVC
1) anterior to spine
2) left of IVC
The Aorta is _______ to the IVC until the level of the umbilicus
Posterior
Lower resistance in the _______due to low resistance branches ; higher resistance in the _____ due to high resistance branches
1) upper abdominal aorta
2) distal aorta
In most cases the branch is named…..
After the organ it is feeding
List the paired branches of the aorta
1) suprarenal arteries
2) renal arteries
3) gonadal arteries
4) lumbar arteries
5) common iliac arteries
List the unpaired branches of the aorta
1) Celiac axis
2) SMA
3) IMA
List the anterior branches of the aorta
1) celiac axis
2) SMA
3) IMA
4) Gonadal arteries
List the lateral branches of the aorta
1) renal arteries
2) common iliac arteries
The common iliac arteries (CIA) originate at the aortic bifurcation at _____ or _____
At L3 or L4, umbilicus level
The CIA supplies the ______& ______.
The CIA bifurcated into the _____ & _______
1) The legs & pelvis
2) internal & external iliac arteries
The CIA has a _______ resistance flow
High resistance
Above the umbilical the CIA course _____ to veins
Posterior
Below the umbilical the CIA course _____ to veins
Anterior
CIA are anterior to the CIV
The Internal Iliac Artery (IIA) is AKA _______
Hypogastric artery
The Internal Iliac Artery (IIA) travels _____ & supplies the ______
NOT the ______
1) medially
2) supplies the pelvic organs
3) NOT Gonads
The internal iliac artery (IIA) has a ______ or _____ waveform, _____ resistance than the common iliac
1) triphasic or biphasic waveform
2) lower resistance
The external iliac artery (EIA) travels _______ to pass under the Inguinal ligament to be some the _____
1) laterally
2) CFA
The external iliac artery (EIA) courses along the ______ side of the psoas muscle
Medial
The external iliac artery (EIA) supplies the ….
Extremities with blood
The external iliac artery (EIA) has a _______ waveform, _____ resistance than the common iliac
1) triphasic
2) higher
