In the wall of alimentary canal, what is the actual sequence from  outer to inner? 
(a) Serosa, longitudinal muscle, mucosa, sub mucosa
(b) Mucosa, serosa, long muscle
(c) Serosa, long muscle, circular, sub mucosa, mucosa
(d) Serosa, long muscle, sub mucosa, mucosa
Ans. (c)
(a) Serosa, longitudinal muscle, mucosa, sub mucosa
(b) Mucosa, serosa, long muscle
(c) Serosa, long muscle, circular, sub mucosa, mucosa
(d) Serosa, long muscle, sub mucosa, mucosa
Ans. (c)
 
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