A series of respiratory disorders was listed for discussion. These included; asthma, emphysema, pneumonia, tuberculosis, histoplasmosis, infections, and colds. The physiology and pharmacology of asthma was discussed, as an antigen-antibody reaction and a broncho constriction. The triggering devices and the characteristics of asthma were listed and explained. The effect on the smooth muscle in the bronchioles along with mucus buildup, inflammation and dyspnea were introduced. The typical pharmacological treatments of bronchodilators like epinephrine along with anti-inflammatories, like corticosteroid inhalers were briefly discussed.