Which of the following is INCORRECT with respect to the neonatal skull?
1. Anterior (frontal) fontanel: bordered by 2 parietal bones and 2 frontal bones
2. Posterior (occipital) fontanel: bordered by 2 parietal bones and 2 occipital bones
3. Sphenoid fontanel: bordered by the sphenoid, temporal, & frontal bones
4. Fontanels (soft-spots): membranes between the fetal cranial bones that allow for head growth