Related Clues:

• Bad spot for a nail
• A bride ties it
• Vital vessel
• Granny, for one
• Blood vessel that begins at the heart
• Feeder of the body's organs
• Square, e.g.
• Muscle malady
• Granny
• Trunk artery
• One from the heart
• Pretzel shape
• Concern for a cardiologist
• Main course?
• Arterial trunk