References to bowel movements on "The Big Bang Theory"


 * "Pilot": While inviting Penny to lunch Leonard mentioned that they had curry which is a natural laxative. Sheldon said that during lunch invitations one should avoid references to bowel movements.
 * "The Cooper-Hofstadter Polarization": Sheldon told Penny he couldn't poop this morning due to the way he is affected by conflict with Leonard.
 * "The Pork Chop Indeterminacy": Sheldon tells his sister he can tell his mom that he's healthy and has been having regular bowel movements.
 * "The Financial Permeability": Sheldon says he can't wait until after the movie to eat dinner because it will delay the next morning's bowel movement until after he has to go to work.
 * "The Monopolar Expedition": Sheldon said he wakes up at 8:00 and moves his bowels at 8:20.
 * "The Pirate Solution": Raj tells Sheldon that odor won't bother him because he comes from India where cows roam the street and nobody has had a solid bowel movement.
 * "The Creepy Candy Coating Corollary": Bernadette said her mom calls her at work to make sure she had a healthy lunch then Howard said his mom calls him at work to make sure he had a healthy bowel movement.
 * "The Staircase Implementation": Sheldon asked what time Leonard evacuates his bowels.
 * "The Shiny Trinket Maneuver": Sheldon mentioned having just stepped into the bathroom to move his bowels.
 * "The Workplace Proximity": Sheldon says he took the expression, "Don't eat where one defecates" literally which is why he had not used a bathroom at a restaurant.