Respiratory and Digestive Systems
2025/2026 Exam Questions and Answers
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External nares - 🧠 ANSWER ✔✔Nostrils; entry point for air in respiration.
Inferior nasal conchae - 🧠 ANSWER ✔✔Bone structure in nasal cavity; aids
airflow.
Ethmoid bone - 🧠 ANSWER ✔✔Bone forming part of nasal cavity and skull.
Middle nasal conchae - 🧠 ANSWER ✔✔Bone structure; increases surface
area in nasal cavity.