Cyclicity Flashcards
1
Q
What marks the start of the follicular phase?
A
Luteolysis
2
Q
What is the dominant hormone in the follicular phase?
A
E2
3
Q
What marks the end of the follicular phase?
A
Ovulation
4
Q
When does the luteal phase begin?
A
After ovulation
5
Q
What is happening in metoestrus?
A
CL formation and P4 secretion. In this phase there is a transition from E2 dominance to P4 dominance
6
Q
What is happening during proestrus?
A
The ovulatory follicles are forming and maturing, secreting E2, meanng a big rise in E2
7
Q
When does the peak secretion of E2 occur?
A
During oestrus
8
Q
Do dogs and cats go through metoestrus?
A
NO- their cycle is anoestrus (which is LONG), proestrus, oestrus and dioestrus (which is the same length for both pregnant and non-pregnant bitches-> approx 2 months)
