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Which of the following sttements regardi...

Which of the following sttements regarding small intesitine are incorrect?
(i) Throughout the small intestine, there are crypts of lieberkuhn at the base of the villi.
(ii) In douodenum, there are, in addition, small rounded peptic glands.
(iii) The small intestine is strongly self-rotective, by means of a copious production of mucus and a mechanism of the rapid replacement of cells damaged by contact with food and digestive juices.
(iv) Each villus is richly supplied with blood capillaries only

A

i and iv

B

ii and iv

C

iii and iv

D

i and iii

Text Solution

Verified by Experts

The correct Answer is:
B
Peptic glands are present in stomach and secrete gastric juice. Villi in addition of being supplied by blood capillaries are also supplied by lymphatic capilaries called lacteals.
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