An 8 month old female infant has history of kernicterus. On sudden movement of the  baby’s neck, the following features were seen - abduction and extension of the arms, opening of hands and adduction of arms in front of the body.
Which lobe of the baby’s brain is affected?
Frontal
Temporal
Parietal
Occipital
Primitive reflexes, also known as frontal release signs, can be normal in the adult population. Multiple frontal release signs observed on neurological examination correlate with frontal lobe brain pathology, including Alzheimer disease, multiple sclerosis, and schizophrenia.