Which of the following statements regarding breast growth is correct?
A)During puberty, ductal growth is stimulated by rising estrogen levels in plasma
B)Some alveolar growth occurs after ovulatory cycles start because of the combined actions of estrogen, progesterone, and prolactin
C)During pregnancy, full lobulo-alveolar growth is stimulated by the combined actions of estrogen, progesterone, and placental gonadotropin
D)Both during puberty, ductal growth is stimulated by rising estrogen levels in plasma and some alveolar growth occurs after ovulatory cycles start because of the combined actions of estrogen, progesterone, and prolactin are correct
E)All of the choices are correct

Question

Quizplus · Accepted Answer

During puberty, ductal growth is stimulated by rising estrogen levels in plasma, while some alveolar growth occurs after ovulatory cycles start because of the combined actions of estrogen, progesterone, and prolactin. During pregnancy, full lobulo-alveolar growth is stimulated by the combined actions of estrogen, progesterone, and placental gonadotropin. Therefore, statements A, B, and C are all partially correct, but the only option that correctly includes these three statements is option D.

Which of the Following Statements Regarding Breast Growth Is Correct