Birth
What is another word for birth?
parturition
is oxytocin a positive or negative feedback system?
positive
When the placenta leaves the body, what hormone is produced?
what is the common name for false labour?
Braxton Hicks
Weeks 1-12 is what trimester?
Where is oxytocin released from and what does it do?
posterior pituitary
uterine contractions
What is the job of relaxin?
loosen pelvic ligaments
where is prolactin released from?
anterior pituitary
What in the breast milk helps the baby's immune system?
antibodies
If a morula divides into two, what is the outcome?
identical twins
Is estrogen high or low during birth?
High, thought to stimulate oxytocin
Where is relaxin produced?
placenta
what two hormones suppress milk production in pregnancy?
estrogen and progesterone
What is the first milk called and what colour is it?
colostrum-yellow
How many cells does a morula have?
16
Is oxytocin high or low during birth?
High
What fluid in "water breaking"?
amniotic
what is the second hormone needed for milk to flow?
oxytocin
How do you identify a blastocyst?
blastocoel (hallow)
is progesterone high or low during birth?
What is the after birth?
placenta expelling from birth canal
what is another job of oxytocin?
uterus return to normal size
What does the mesoderm give rise to
muscle, bone, reproductive systems