Final answer:
In the 'House Arrest', Carla Ramirez is a dedicated nurse who cares for the protagonist's sick brother, Levi, becoming a significant part of their family life.
Step-by-step explanation:
In the book House Arrest, Carla Ramirez is a key character who plays an important role. She appears as a nurse who takes care of Timothy's brother, Levi, who has severe health issues.
Nurse Ramirez is characterized by her caring nature and her dedicated work in helping Levi with his medical needs, monitoring his condition, and ensuring he receives the appropriate treatments.
She becomes an integral part of the family's life due to the significant amount of time she spends with them, and her character is pivotal in demonstrating the challenges and the human aspects of dealing with chronic illness within a family.
Hence, in 'House Arrest,' Carla Ramirez is a devoted nurse who tends to the protagonist's ailing brother, Levi, becoming an integral part of their family dynamics.