Question

1. what is the danger of a baby having an excess of bilirubin?

Explanation:

Excess bilirubin in babies (hyperbilirubinemia) can cross the blood-brain barrier, leading to brain damage called kernicterus. This may cause long-term issues like hearing loss, movement disorders, or developmental delays.

Answer:

Excess bilirubin can cause kernicterus (brain damage) in babies, leading to permanent neurological problems.