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Breathing and Exchange of Gases
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Solution:
• Wall of larynx is made up of 9 cartilages.
• 3 cartilages found unpaired (thyroid, epiglottis and cricoid cartilage) and 3 are paired (arytenoid, cuneiform and Corniculate cartilages).
• Thyroid cartilage is the largest cartilage of larynx. The mid-ventral projection of thyroid cartilage form Adam's apple (Laryngeal Prominence)
• Larynx contains vocal cords which are the sound producing elastic fibres. In women and children voice .is high-pitched while in men voice is low-pitched.