23. INSPECTION OF THE SKIN A S S E S S M E N T T E C H N I Q U E S / N O R M A L VA R I AT I O N S ■ Inspect both exposed/unexposed areas for color. ■ Differentiate central cyanosis from peripheral cyanosis by inspecting oral mucosa and conjunctiva. ■ Gently pull lower eyelids down to examine conjunctiva.