Breast Anatomy -- Nerves

8 cards   |   Total Attempts: 188
  

Cards In This Set

Front Back
What nerves supply the breast? (Name 3)
The intercostal nerves: IV, V and VI.(4 = Theotokos. 3 nerves = Trinity)
What part of the breast is the least innervated?
The innermost aspect.
Which nerve is the most important to breastfeeding?
The IV intercostal. (4 for the Theotokos)
The 4th intercostal nerve provides sensation to what area?
Nipple and areola.
Which breasts are more sensitive, small or large?
Small.
Where does the fourth intercostal nerve enter the breast?
LC facing the woman (so right and left reversed...)R breast @ 8:00, L breast @ 4:00. Note: it arrives from the outer, posterior aspect of the breast.
Remember: 4th intercostal for Theotokos = 4:00 (mirror image other side)
Where does the fourth intercostal nerve enter the areola?
R areola 7:00, L areola 5:00.
Think: areola is more important than breast, so 5 is greater than 4. (Mirror image other side)
What is the main role of the sensory nerves of the nipple and areola?
To signal the release of oxytocin for the milk ejection reflex.