2q: a 10 year old child presents with obstructive jaundice . cholesterol levels are elevated . ERCP was done and ova were found . which of the following organism could be the probable cause ?
a. echinococcus granulosus
b. clonorchis sinensis
c. ascaris lumbricoides
d. trichuris trichura
3q: sister joseph mary nodules are seen in which carcinoma ?
4q: which of the following is not of adult size at birth ?
a. mastoid antrum
d. tympanic cavity
5q: sphincter of oddi has how many sphincters ?