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  1. en.wikipedia.org › wiki › Rabbit_testRabbit test - Wikipedia

    The rabbit test, or Friedman test, was an early pregnancy test developed in 1931 by Maurice Friedman and Maxwell Edward Lapham at the University of Pennsylvania. Test [ edit ] The hormone human chorionic gonadotropin (hCG) is produced during pregnancy and can be found in a pregnant woman's urine and blood; it indicates the presence ...

  2. Rabbit Test is a 1978 American comedy film about the world's first pregnant man, directed and co-written by Joan Rivers and starring Billy Crystal in his film debut. This was the only directing effort by Joan Rivers, who also plays a nurse in a brief scene, while her daughter Melissa Rivers also has a bit part.

  3. Oct 17, 2021 · Although rabbits were used for all manner of research, the “rabbit test” became synonymous with pregnancy screenings, and the phrase “the rabbit died” entered common usage as a euphemistic ...

  4. Discovery Health. When urine is injected into a rabbit, it makes the rabbit think that it is pregnant. The rabbit's ovaries then develop temporary tissue structure that are known as corpora lutea and corpora hemorrhagica. Doctors can then spot these growths.

  5. Aug 30, 1979 · Rabbit Test: Directed by Joan Rivers. With Billy Crystal, Joan Prather, Alex Rocco, Doris Roberts. Lionel's life turns around after a one-night stand on top of a pinball table... he becomes the world's first pregnant man!

  6. Jun 8, 2023 · Investigation into hormones, the big thing in science at the turn of the century, just made pregnancy testing unpleasant for a bunch of rabbits, mice, and rats.

  7. Jun 24, 1999 · Wacky or not, the rabbit test was the first reliable medical pregnancy test, aside from waiting nine months. It was developed by a researcher in physiology at the University of Pennsylvania...