About half of all miscarriages are caused by ____.
A) chromosomal abnormalities
B) alcohol use during pregnancy
C) cleft palate
D) tobacco use during pregnancy
E) illegal drug use during pregnancy

Question

About half of all miscarriages are caused by ____.
A) ​chromosomal abnormalities
B) ​alcohol use during pregnancy
C) ​cleft palate
D) ​tobacco use during pregnancy
E) ​illegal drug use during pregnancy

Quizplus · Accepted Answer

Chromosomal abnormalities are the most common cause of spontaneous miscarriage, accounting for about 50% of all cases. Factors such as maternal age, exposure to environmental toxins, and certain underlying medical conditions can increase the risk of chromosomal abnormalities in the developing fetus.

About Half of All Miscarriages Are Caused by ____