Some of the dust particles are not expelled by sneeze and make their way further down the respiratory tract but not yet into the alveolar space. Here their elimination is the job of which of the following?

(A) Released granular contents of your granulocytes.
(B) The low pH of the environment.
(C) The physical barrier produced by hairs.
(D) Mucus joint with movement of cilia of lining cells

»Important Links:

Latest Jobs in PakistanGovt Jobs in PakistanPrivate Jobs in Pakistan
NTS JobsPPSC JobsFPSC Jobs
Teaching JobsNADRA JobsBank Jobs
English McqsGeneral Knowledge McqsPak Studies Mcqs
Current Affairs McqsCurrent Affairs Mcqs PDFCurrent Affairs of Pakistan
Books PDFNotes PDFIslamic Studies Mcqs

Leave a Reply

Your email address will not be published. Required fields are marked *

error: Content is protected !!