Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
On the basis of nature of maternal and foetal tissue, types of placenata are (1) haemochorial placenta (2) haemoendothelial placenta (3) cotyledonary placenta (4) deciduate placentaA) 1, 2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: B
Solution :
On the basis of nature of maternal and foetal tissue, placenta is of following types? (i)Epithelio-chorial ? eg, horse, Pig (ii) Syndesmo-chorial ? eg, cow, sheep, goat (iii) Endothelio-chorial ? eg, cat, dog (iv) Haemo-chorial ? eg, man, ape, monkey (v) HaemoendotheHal ? eg, rat, rabbit
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