Which one of the following is the correct sequence in the order decreasing the length of the three structural part given below, of the small intestine in the human body?

Which one of the following is the correct sequence of organs that occur in the path of urine flow in human body?

Which of the following is the smallest bone in the human body?

Which one of the following parts of human alimentary canal can be of maximum length?

In the human digestive system, which one among the following is the role of the pancreas ?

Which one of the following body parts/organs of the human body does not have smooth muscles?