Examlex
Explain your personal perspective on world hunger and poverty.
Oxygen
A chemical element with symbol O and atomic number 8, essential for breathing and energy production in cellular respiration.
Carbon Dioxide
A colorless, odorless gas produced by burning carbon and organic compounds and by respiration, absorbed by plants in photosynthesis.
Chemosensitive Area
Chemosensitive neurons in the medulla oblongata detect changes in blood, carbon dioxide, and pH.
Medulla Oblongata
Inferior portion of the brainstem that connects the spinal cord to the brain and contains autonomic centers controlling functions such as heart rate, respiration, and swallowing.
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