physio uw q2 - genius123

[ArchivalUser]

45 yr old male working as coal miner from last 15 yrs, where he is exposed to dust particles.Which of the following primary defence mech clears resp tract of deposited particle less than 2 mirco m in size?

A.cough and sneezing
B.upper airway trapping
C.Mucociliary transport
D.Phagocytosis
E.Immunologic memory

[ArchivalUser]

actually particles less than 2.5 micron can b carried to lower respi tract...so a b c r ruled out..nw remains d n e...i l go for d..phagocytosis

[ArchivalUser]

u r rt.its D=phagocytosis