While i was browsing in the web , I found these medical jokes : How do you tell the difference between male chromosomes and female chromosomes? Pull down their genes! What is the difference between a hematologist and a urologist? A hematologist pricks your finger. What is 18 inches long and hangs in front of an asshole? A stethoscope. If tennis players get tennis elbow, and squash players get squash knees, what do gynecologists get? Tunnel vision! What do puppies and near-sighted gynecologists have in common? They both have wet noses! What is the difference between a genetic counselor and a gynecologist? One looks up the family tree and the other looks up the family bush. Do you hear about the Polish gynecologist who used both hands? He wanted a second opinion. Who is a proctologist? A brain surgeon for lawyers. A proctologist is one who pulls out a thermometer from his shirt pocket. He looks at it and says, "Shit, some asshole has my pen." Who is a psychiatrist? One who doesn't have any problem until other people have problems. Someone who asks a lot of expensive questions your wife asks for nothing. What is the difference between an oral and rectal thermometer? The Taste !