NURBN2023 questions with correct answers

define asthma CORRECT ANSWER chronic inflammatory disorder of the airways 4 risk factors for asthma CORRECT ANSWER family history allergen exposure living in urban areas exposure to air pollution two triggers for asthma CORRECT ANSWER Respiratory infection Pollution discuss how spirometry testing is used in the diagnosis of asthma CORRECT ANSWER It measures the amount of air you're able to breathe in and out and its rate of flow describe the three major features of asthmatic airways CORRECT ANSWER Obstruction. Inflammation. Hyper-responsiveness. describe early and late stage asthma response CORRECT ANSWER early phase reaction is when the individual is expose to allergens and produces IgE antibodies and over-expression of Th2 T-cells response. Then the antibodies bind to mast cells and the exposure to the same allergens and leading to smooth muscle contraction. Therefore, in late phase, the mediators released during the early phase reaction lead to recruitment of innate and adaptive inflammatory cells and then more lead to smooth muscle contraction three clinical manifestations of asthma CORRECT ANSWER recurrent episodes of wheezing, chest tightness, & shortness of breath