CHAPTER 12

LACEY

An online crossword puzzle with 13 words. Play it free at AgileCrosswords.com.

Clues

• OXYGEN CAN BE EXCHANGED FOR
• MAIN MUSCLE FOR BREATHING
• "THROAT"
• AIR SACS
• O2
• LUNGS HAVE TWO
• OFTEN AFFECTS CHILDREN
• PASSAGEWAY FOR OXYGEN TO REACH THE ALVEOLI
• ANOTHER NAME FOR TRACHEA
• LOCATED IN FRONT OF THE ESOPHAGUS
• C-SHAPED RINGS
• HAIRLIKE
• CONE SHAPED, SPONGY AND EXPANDABLE

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