AP and TS EAMCET Medical Model Paper 6

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Question : 72 of 160
 
Marks: +1, -0
Read the following about the structural and functional properties of cockroach and note the correct
I) Each malpighian tubule has the proximal secretory and distal absorptive regions
II) Each ovariole in the ovary is distinguishable as the proximal vitellarium and distal germarium
III) Fertilization and development both occur in ootheca
IV) Contraction of alary muscles increases pressure in the perivisceral sinus
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