What labeled structure in the figure is the ligamentum arteriosum? 
Definitions:
Effective Leader
An individual who achieves goals through influencing others, fostering innovation, and demonstrating strong decision-making.
Determined Jointly
Decisions or outcomes arrived at through collaboration or consensus between two or more parties.
Heredity
The genetic transmission of characteristics from parents to offspring, influencing traits such as appearance, health, and behavior.
Personality Aspects
Traits or characteristics that constitute an individual's nature or disposition.
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