Related Clues:

• Fill one's lungs
• Draw air into lungs
• Sample the air
• Draw into the lungs
• Eat fast, slangily
• It's fashionable for Henry English to test breathing apparatus
• Physician's order
• Gulp down quickly
• Yoga class directive
• Rapidly down
• Checkup imperative
• 'Open wide!'
• "Open wide!"
• Doc's request
• Doctor's ''open wide'' request