What is the correct order of the following steps in the progression of lung cancer in a smoker? 1.Cilia are lost.2.There is a thickening and callusing of the cells lining the bronchi.3.Metastasis occurs.4.A tumor forms.5.Cells with atypical nuclei appear.
A)1,2,3,4,5
B)2,1,5,4,3
C)5,1,2,3,4
D)1,2,4,3,5
E)2,1,4,5,3

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Quizplus · Accepted Answer

There appears to be thickening and callusing of the cells lining the bronchi.This is followed by the loss of cilia,cells with atypical nuclei,and the formation of a tumor.Finally,metastasis occurs.

What Is the Correct Order of the Following Steps in the Progression