bogie (bogey) The term bogie, also spelled bogey, refers to a false blip on a radar display. The term is also used to describe radar echoes that occur for unknown reasons, especially in the military, where such a signal might indicate hostile aircraft.
1 Prostaglandin production is increased at the time of labor (but not before). 2  Peripheral plasma levels of PGF 2Î± metabolite (PGFM) and TXB 2 increase during labor in women and monkeys, , , , , as do amniotic fluid concentrations of PGFM, PGE 2, PGF 2Î±, 6-keto-PGF 1Î±, TX, and arachidonate.
From the twenty-fourth week of pregnancy (the second and third trimesters), a woman's body produces hormones that stimulate the growth of the milk duct system in the breasts: 1  Progesterone influences the growth in size of alveoli and lobes; high levels of progesterone inhibit lactation before birth. Progesterone levels drop after birth; this triggers the onset of copious milk production. Estrogen stimulates the milk duct system to grow and differentiate. Like progesterone, high levels of estrogen also inhibit lactation.