IBCLC EXAM AND PRACTICE QUESTIONS NEWEST 2024 ACTUAL EXA
COMPLETE 330 QUESTIONS AND CORRECT DETAILED ANSWERS (VE
FIED ANSWERS)
Study online at https://quizlet.com/_fufpfk
1. When does the breast begin to develop in 4th week of gestation
utero?
2. Where does the primitive milk streak devel- Bilaterally from the axilla to
op the groin
3. By the 5th week gestation the milk streak Mammary Milk Ridge (or milk
becomes what? line)
4. Thickening and inward growth into the 7-8 weeks gestation
chest wall continues during what weeks
gestation?
5. Between weeks 12 and 16 gestation spe- Smooth muscles of the nipple
cialized cells differentiate into what? and areola
6. What forms the mammary pit? Lactiferous ducts and their
branches open into a shallow
epithelial depression
7. What creates an inverted nipple? When the Mammary pit fails
to elevate
8. What is witches milk? After birth, a neonate's mam-
mary tissue (under the influ-
ence of maternal hormones)
might recreate colostral like
fluid
9. At what age do the primary and secondary 10-12 years old
ducts grow and divide and form the termi-
nal end buds that become the alveoli?
10. When does complete development of mam- During pregnancy
mary function occur?
11. What is superficial fiscia? Fibrous tissue beneath the
skin
, IBCLC EXAM AND PRACTICE QUESTIONS NEWEST 2024 ACTUAL EXA
COMPLETE 330 QUESTIONS AND CORRECT DETAILED ANSWERS (VE
FIED ANSWERS)
Study online at https://quizlet.com/_fufpfk
12. Where is the breast located? In the superficial fascia be-
tween the second rib and
sixth intercostal space
13. What are the two major divisions of the Parenchyma and Stroma
breast?
14. What makes up the Parenchyma? Ducts, lobes, and aveoli
15. What are alveoli? Small sacs where milk is se-
creted
16. What makes up the Stroma? Connective tissue, fat tissue,
blood vessels, nerves, and
lymphatics.
17. What is Cooper's Ligament? Suspensory ligament that are
the fibrous connections be-
tween the inner side of the
breast skin and pectoral mus-
cles. Help to shape the
breasts
18. What does the nipple contain? 15-25 milk ducts, smooth
muscle fibers, sebaceous
and apocrine sweat glands,
and dense innervations of
sensory nerve endings
19. What are Montgomery Tubercles? Sebaceous glands in the are-
ola surrounding the nipple
20. What do the Montgomery Tubercles se- Oily secretions (lipoid fluid) to
crete? keep the areola and the nip-
ple lubricated and protected
21. What artery(s) supply blood to the breast?
, IBCLC EXAM AND PRACTICE QUESTIONS NEWEST 2024 ACTUAL EXA
COMPLETE 330 QUESTIONS AND CORRECT DETAILED ANSWERS (VE
FIED ANSWERS)
Study online at https://quizlet.com/_fufpfk
Internal mammary artery
(60%) and lateral thoracic
artery (30%)
22. Where does the lymphatic system of the Auxiliary lymph node
breast drain excess fluids from tissue
space, bacteria and cast off cells?
23. Where does the nerves of the breast mainly 4th, 5th, and 6th intercostal
branch from? nerve
24. What nerve supplies the greatest amount 4th intercostal nerve
of sensation to the areola?
25. What part of the breast is most sensitive? The areola followed by the
general skin of the breast,
and then the nipple which is
least sensitive.
26. What percent of breast milk is carbohy- Approximately 7%
drates?
27. What are the six infant behavioral "states" Crying, active alert, quiet
alert, drowsy, active sleep,
and quiet sleep
28. Milk components that protect the infant/lac- pathogens
tating breast actively bind ______, prevent-
ing their passage through the permeable gut mucosa
infant _____ _____
29. How does the infant get the antibodies pro- antibodies are produced in
duced by mom? moms blood, targeted SIgA
which is transported across
the mammary secretory cells
and released in the milk.
30. What is sIgA? Immunoglobulin A is an an-
tibody that coats mucos-
, IBCLC EXAM AND PRACTICE QUESTIONS NEWEST 2024 ACTUAL EXA
COMPLETE 330 QUESTIONS AND CORRECT DETAILED ANSWERS (VE
FIED ANSWERS)
Study online at https://quizlet.com/_fufpfk
al surfaces to prevent ad-
herence and penetration by
pathogens
31. What are the most common food allergies? 1. Cow's milk protein
2. Eggs
3. Peanuts
4. Tree nuts
5. Fish
6. Shellfish
7. Soy
8. Wheat
32. What are the common symptoms of food 1. Eczema
allergies? 2. Hives
3. Digestive or respirato-
ry problems (e.g. mucus or
blood in the stool)
33. The infant uses their _____ to draw in the Lips
nipple and ____ it in the mouth Stabilize
34. What is weak lip tone? Hypotonic lips result in the in-
ability to seal lips around the
breast impacting the amount
of suction created
35. What is a sucking blister? friction abrasions resulting
from retracted lips or a labial
frenulum that restricts the lips
from flanging
36. What does weak lip tone look like? Milk spilling, smacking sound
(breaking suction), infant tires
faster due to increased work
of the feedings even though
they aren't efficient feedings
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