Final answer:
A person who feels a personal identity as the opposite gender for which they were born is called transgender. Transgender individuals may choose to alter their bodies through medical interventions to align their physical appearance with their gender identity.
Step-by-step explanation:
The term for a person who feels a personal identity as the opposite gender for which he or she was born is transgender. Transgender individuals may identify as transgender males or females, and may choose to undergo medical interventions such as surgery and hormone therapy to align their physical appearance with their gender identity. It is important to note that cross-dressing is not necessarily an indication of being transgender.