Six Feet Under S05E07 - The Silence

Maggie Sibley's friend and fellow Quaker Peter Thomas Burns suffers a heart attack while watching a play, and Nate becomes intrigued about her faith when she brings it up. Brenda's blood tests reveal that her and Nate's child has a higher-than-usual possibility for developing Down's Syndrome or other complications at birth, and the doctor recommends amniocentesis to eliminate these factors.