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Noun: aortic isthmus
  1. The final section of the aortic arch; a narrowing of the aorta as a result of decreased blood flow when in foetal life.

Type of: band, isthmus

Part of: aorta

Nearest

a-okay
AONB
A-one
aorist
aoristic
aorta
aortal
aortic
aortic aneurysm
aortic arch
aortic isthmus
aortic orifice
aortic plexus
aortic stenosis
aortic valve
aortitis
Aosta Valley
Aotus
Aotus trivirgatus
aoudad
apace