Papiloscopista Policial Federal Practice Questions - Concurso Polícia Federal - Papiloscopista Policial Federal Exam

A delta preto occurs only in Verticilos, whereas a delta branco occurs exclusively in Arcos. A delta preto is formed by the convergence of three sweat pores, whereas a delta branco is formed by an epidermal scar. A delta preto is formed by three diverging white furrow lines, whereas a delta branco is formed by a single isolated black dot. A delta preto is formed by the bifurcation or confluence of dark papillary ridges, whereas a delta branco is a triangular white space formed by the divergence of limiting ridges.