The major organs systems have started developing.
The major organs systems have started developing.
The traditional designations are: During the first trimester - abortion (spontaneous abortion, if you want to avoid ambiguity) During the second trimester - miscarriage During the third trimester - stillbirth
Some people gain no weight during the first trimester, particularly if they have morning sickness. Other people gain a small amount, particularly towards the end of the first trimester. The most weight is gained during the second trimester though.
The first trimester is most critical for the development of a baby. The babies brain is formed during the first trimester.
a baby
What hormones could be implicated in failing to maintain the pregnancy during the first trimester?
the organs grow larger
The body organs are developed and refined.
The organs mature.
Hormones are changing
no they do not
During the second trimester