B. Spinal nerves I think, it makes most sense to me.
In an acute exacerbation of asthma, you would expect to hear whistling sound or wheezing when you listen to her lungs. Whistling sound is indicative of constricted air passages due to obstructed air flow. This obstruction of airway is due to inflammation of bronchial tubes that narrows air passages.
Answer:
Explanation:
Statistics show around 25% are able to relapse after only 1 year.
True..........................................................
1/2 I think because it is supposed to be 50% which is basically 1/2.