what is angina? tell-tale heart, $1,600. here's sarah...alpitations accompanied by dizziness and shortness of breath may indicate a problem with these parts of the heart, such as the aortic and pulmonary ones, that permid flow in only one direction. what is a valve? tell-tale heart, $2,000. an opportunity for you to, uh, put this game away. you have $10,000 more than your nearest opponent. $1,600. okay. (chuckles) here's the clue for you... what are electrolytes? yes. $19,200. "ography" for $800, please. nography? "ography" for $1,200. what is cinematography? "ography," $1,600. what is cartography? uh, "ography," $2,000. what is ethnography? no. laura or a.j.? what is... demography? laura, you pick. i'll take how novel! for $2,000. and we're running out of time, laura, and you can see the score. you have less than 50% of a.j.'s total. well, i'd like to make it true daily double, alex. hello. $17,200 if you are correct on this... um, what is... "the natural"? yes! yes! aah! (laughs) um... (laughs) go again. how novel!--$1,600. what is... uh.