title: The respiratory system part 2: trachea to alveoli.
authors.affiliation: Department of Nursing and Midwifery, University of Hertfordshire.
authors.forename: Marion
authors.initials: M
authors.lastname: Richardson
mesh_terms: D015824:Blood-Air Barrier / Q000033:anatomy & histology / Q000502:physiology; D001980:Bronchi / Q000033:anatomy & histology / Q000502:physiology; D006801:Humans; D011650:Pulmonary Alveoli / Q000033:anatomy & histology / Q000502:physiology; D011659:Pulmonary Gas Exchange / Q000502:physiology; D014132:Trachea / Q000033:anatomy & histology / Q000502:physiology