Estrogen is triggered before ovulation while progesterone is
triggered after ovulation.
Not exact matches
If pregnancy does not occur within 10 to 12 days
after ovulation, estrogen and progesterone levels fall abruptly,
triggering menstruation, and the cycle begins anew.
A surge in LH from the pituitary gland
triggers ovulation, which occurs 1 to 3 days
after LH levels peak in the bitch's bloodstream.
Egg retrieval — which is usually scheduled 36 hours
after the
ovulation trigger — is when the eggs are removed from your ovaries with a fine needle (there's that needle again!)