Family Nurse Practitioner Exam

What Tanner stage is marked by the development of a secondary mound in breast development?

1. Tanner Stage I

2. Tanner Stage II

3. Tanner Stage III

4. Tanner Stage IV

The correct answer is: Tanner Stage IV

The correct answer indicates that Tanner Stage IV is characterized by the development of a secondary mound in breast development. In this stage, there is significant progression in breast development where the areola and nipple elevate to form a second mound above the breast tissue. This stage follows Tanner Stage III, during which the breasts continue to grow and the areola becomes more prominent, but the distinct secondary mound formation seen in Tanner Stage IV has not yet occurred. The Tanner stages are a well-established system that describes the physical development of children and adolescents in terms of sexual maturation, and each stage provides specific criteria for what changes are observed. Tanner Stage IV is particularly important as it represents an advanced stage of breast development alongside the continued growth of body hair and other secondary sexual characteristics. Understanding the specifics of each stage can aid in better recognizing normal developmental patterns in puberty and identifying any deviations that may prompt further assessment or intervention.