Biology101: Respiratory System And Tissues Flashcards Newest!! Complete Actual 53 Questions And Correct Answers

Page 1 of 31 BIOLOGY101: Respiratory System and Tissues Flashcards NEWEST!! COMPLETE ACTUAL 53 QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A+. Q1 Name three major functions of the respiratory system. Answers: Gas exchange Filtration of particulate matter Thermoregulation 2 Q Explain the relationship between gas exchange and cellular metabolism. Answers: Aerobic cellular respiration requires oxygen and releases carbon dioxide as a waste product. Gas exchange removes this unwanted CO2 from the cells and replaces it with O2 from the environment.Page 2 of 31 Specifically, O2 is required for the electron transport chain, while CO2 is produced mainly during the Krebs cycle. 3 Q List the structures of the respiratory tract in order, beginning at the entrance for incoming air and ending at the site of gas exchange. Answers: 4 Q Define: lung Answers: It is the major organ in the respiratory system, acting to provide a site for gas exchange. Humans have two lungs that are connected to the outside environment via the respiratory tract.Page 3 of 31 The prefix pulmo- and the root word pleura are often used to refer to the lungs and their associated structures. 5 Q Define: larynx Answers: A cartilagenous structure that contains