Assertion: aorta's part | /r/HasProperty | marked in the concavity of the arch
Facets:
value: by angle
type: OTHER
value: by an indentation
type: OTHER
Source sentences:
text: Between the origin of the left subclavian artery and the attachment of the ductus arteriosus the lumen of the fetal aorta is considerably narrowed, forming what is termed the aortic isthmus, while immediately beyond the ductus arteriosus the vessel presents a fusiform dilation which His has named the aortic spindle—the point of junction of the two parts being marked in the concavity of the arch by an indentation or angle.
text: Between the origin of the left subclavian artery and the attachment of the ductus arteriosus the lumen of the fetal aorta is considerably narrowed, forming what is termed the aortic isthmus, while immediately beyond the ductus arteriosus the vessel presents a fusiform dilation which His has named the aortic spindlethe point of junction of the two parts being marked in the concavity of the arch by an indentation or angle.