Related Clues:

• Major blood line
• It's located just above the heart
• Vital blood line
• Choice of parts in rear half of boat: a large vessel
• Main line, of a sort
• The mother of all arteries
• Introduces ambassador of Russia to Austria from the heart
• Heart link
• Main route from the heart
• Circulatory trunk
• The way to a person's heart? Quite the reverse!
• Small part, in motoring organisation, of main arterial way
• Main artery of the heart
• Vessel of some importance seen in a little countrified area
• Soldiers, volunteers, on a vessel