Related Clues:
- Having an open courtyard
- Of a heart chamber
- Of an atrioventricular valve
- Of the bicuspid valve
- Like part of the heart
- Like some fibrillation
- Kind of heart valve
- On -- basis (for testing out)
- Of a heart valve
- On ___ basis
- Type of heart valve
- On ___ basis (for testing purposes)
- Concerning a heart chamber
- Like entrance to court, or what's inside?
- Lariat (anag)