![]() "At six weeks of gestation, those valves don't exist," she explains. The sound generated by an ultrasound in very early pregnancy is quite different, she says. Nisha Verma, an OB-GYN who specializes in abortion care and works at the American College of Obstetricians and Gynecologists. "When I use a stethoscope to listen to an patient's heart, the sound that I'm hearing is caused by the opening and closing of the cardiac valves," says Dr. Jennifer Kerns, OB-GYN, University of California, San Francisco ![]() In no way is this detecting a functional cardiovascular system or a functional heart. What we're really detecting is a grouping of cells that are initiating some electrical activity. The law defines "fetal heartbeat" as "cardiac activity or the steady and repetitive rhythmic contraction of the fetal heart within the gestational sac" and claims that a pregnant woman could use that signal to determine "the likelihood of her unborn child surviving to full-term birth."īut the medical-sounding term "fetal heartbeat" is being used in this law - and others like it - in a misleading way, say physicians who specialize in reproductive health. The Texas abortion law that went into effect last fall reads: "A physician may not knowingly perform or induce an abortion on a pregnant woman if the physician detected a fetal heartbeat for the unborn child." Supreme Court intends to ovterturn Roe v. Note: We are republishing this story after the news site Politico published a leaked draft opinion suggesting the U.S. And the sound that you "hear" is actually manufactured by the ultrasound machine. What the ultrasound machine detects in an embryo at six weeks of pregnancy is actually just electrical activity from cells that aren't yet a heart. ![]() ![]() The term "fetal heartbeat," as used in the anti-abortion law in Texas, is misleading and not based on science, say physicians who specialize in reproductive health. ![]()
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