Milk Production, The Placenta and Giving Birth Flashcards
Female exocrine glands are called?
Mammary Glands
Mammary Glands Function?
Produce and secrete milk for nourishment
Mammary tissues grow during pregnancy -WHY?
Increased hormones to support baby + produce milk
Progesterone prevents milk release during pregnancy- WHY?
Progesterone interferes with prolactin binding to the receptors on the alveolar cells within the breast
Lobules definition + function
A cluster of grapes in breast, manufacture & deliver milk
Relaxin function
relaxes the muscles of the cervix & vagina -> TO WIDEN THE BIRTH CANAL -allows the baby’s head to pass
Progesterone
decreases from the 7th month until birth to allow uterine contraction
Estrogen
Ever present-> feminizes & prepares the body for post-pregnancy conditions
Oxytocin
Uterine contractions and milk release
Why is milk released?
Stimulation by the baby’s LATCHING & SUCKLING
What occurs in milk release?
oxytocin causes contractions when sucking stops milk production ceases
What is colostrum?
A substance was given to the baby after the first 2-4 days of birth
What is parturition? + Three stages
process of giving birth,
Stage One- Water breaks
Stage Two- Pushing out baby
Stage Three- After birth uterus exits to prevent bleeding
What’s the placenta formed by?
Chorion and Endometrium
What is the colostrum rich in?
Antibodies, fats and sugars
