During a visit to a mental hospital

During a visit to a mental hospital, a medical student asked the Doctor, “How do u determine whether or not, a patient should be admitted?”

“Well”,said the Doctor,”We fill a bathtub, then we give a teaspoon,a teacup & a bucket to the patient n ask him to empty the bathtub.”

The student said,”Oh, a normal person wud use the bucket cz its bigger.”

“No,”said the Doctor,”A n0rmal person wud pull the drain plug.Now, which bed do u want??” ;)