Related Clues:

• Cover, in a way
• Important vessel
• It's just above the heart
• ''Fantastic Voyage'' route
• Major vessel
• Blood does it
• Left ventricle's outlet
• What a stent may prevent
• Trunk in your trunk
• Primary trunk line
• Blood-flow stoppage
• Bloodline?
• Trunk feature
• Main blood line
• Biggest artery