Alcohol intake during pregnancy causes, all, except?
**Core Concept**
Alcohol consumption during pregnancy is linked to various fetal abnormalities due to its teratogenic effects. This is primarily attributed to the altered metabolism and distribution of alcohol in the fetus, leading to changes in fetal development and function.
**Why the Correct Answer is Right**
Alcohol crosses the placental barrier and reaches the fetus, causing disruptions in normal fetal development. The exact mechanisms are not fully understood, but it is believed that alcohol interferes with the normal functioning of enzymes involved in fetal development, such as those involved in DNA replication and repair. This can lead to a range of abnormalities, including fetal alcohol syndrome (FAS), which is characterized by growth restriction, facial abnormalities, and neurodevelopmental delays.
**Why Each Wrong Option is Incorrect**
**Option A:** Fetal Alcohol Syndrome (FAS) - This is a correct consequence of alcohol intake during pregnancy, so it is not the answer we are looking for.
**Option B:** Congenital Heart Defects - Alcohol consumption during pregnancy has been associated with an increased risk of congenital heart defects, so this option is also incorrect.
**Option C:** Spina Bifida - This is a neural tube defect that is not directly associated with alcohol intake during pregnancy, making it the correct answer.
**Clinical Pearl / High-Yield Fact**
It's essential to note that there is no safe level of alcohol consumption during pregnancy, and even moderate drinking can increase the risk of fetal abnormalities.
**Correct Answer:** C. Spina Bifida.