IBCLC Exam #1 || with 100% Accurate Solutions.

What week gestation does the breast begin to develop in utero? correct answers *4th* week of gestation Where does the primitive milk streak develop correct answers Bilaterally from the axilla to the groin By the 5th week gestation the milk streak becomes what? correct answers Mammary Milk Ridge (or milk line) Thickening and inward growth into the chest wall continues during what weeks gestation? correct answers *7-8* weeks gestation Between weeks 12 and 16 gestation specialized cells differentiate into what? correct answers Smooth muscles of the nipple and areola What forms the mammary pit? correct answers Lactiferous ducts and their branches open into a shallow epithelial depression What failure creates an inverted nipple? correct answers When the Mammary pit fails to elevate What is witches milk? correct answers After birth, a neonate's mammary tissue (under the influence of maternal hormones) might recreate colostral like fluid At what age do the primary and secondary ducts grow and divide and form the terminal end buds that become the alveoli? correct answers 10-12 years old (puberty) When does *complete* development of mammary function occur? correct answers During pregnancy What is superficial fiscia? correct answers Fibrous tissue beneath the skin Where is the breast located? correct answers In the superficial fascia between the *2nd rib and 6th ICS* What are the two major divisions of the breast? correct answers Parenchyma and Stroma What makes up the Parenchyma? correct answers Ducts, lobes, and aveoli What are alveoli? correct answers Small sacs where milk is secreted What makes up the Stroma? correct answers Connective and fat tissue, blood vessels, nerves, and lymphatics.