[Solved] Which of the following structures is involved in the gas exchange function of the respiratory system? A) Trachea B) Alveoli C) Bronchi D) Both a and c above Adult Content: Material deemed suitable only for adults due to its explicit or mature nature, including but not limited to pornography and graphic violence. Web Searches: The act of looking for information on the internet using search engines. Search Box: A text field feature in software applications or websites that allows users to input keywords or phrases to find specific information or content. Index: An ordered list of names or topics mentioned in a document, typically found at the end, with page numbers to direct the reader.