IBCLC Exam - Breast Anatomy Questions And Answers A+ Graded

IBCLC Exam - Breast Anatomy Questions And Answers A+ Graded Gigantomastia - ANS-Extreme growth of the breasts in pregnancy. Very rare. Potential hormonal cause. Milk Ejection Reflex - ANS-Causes contraction of the myoepithelial cells. Requires oxytocin. Lactocytes - ANS-Specialized epithelial cells that line the interior of the alveolus. Absorb nutrients, immunoglobulin and hormones from the blood to compose milk. Serum Placental Lactogen - ANS-Aids in areolar growth. Oxytocin - ANS-Secreted from posterior pituitary. Responsible for milk ejection. Rises in a pulse pattern within 1 minute of sucking and returns to baseline in 6 minutes. Contracts the uterus. Inhibited by pain, fear, stress, fatigue, alcohol and induction of labor. Prolactin - ANS-Secreted from anterior pituitary. Responsible for milk production. Aids in nipple growth. Pregnancy levels 10-20ng; lacation levels 200-400ng. Progesterone - ANS-Placental expulsion causes dramatic drop. Elevation inhibits prolactin. Causes glandular tissue to expand and the growth of lobules, lobes and alveoli. Estrogen - CONTINUES....