TY - CHAP M1 - Book, Section TI - Chapter 35. Drugs Affecting the Respiratory System A1 - Panus, Peter C. A1 - Jobst, Erin E. A1 - Masters, Susan B. A1 - Katzung, Bertram A1 - Tinsley, Suzanne L. A1 - Trevor, Anthony J. PY - 2009 T2 - Pharmacology for the Physical Therapist AB - The respiratory tract may be divided into upper and lower portions. The upper portion consists of the nose, sinuses, oropharynx, and larynx. The lower portion comprises the trachea and lungs with their associated airways. Disorders and drug therapy of the upper respiratory system differ from those of the lower respiratory tract. SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/10/07 UR - accessphysiotherapy.mhmedical.com/content.aspx?aid=6095983 ER -