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Oestrous Cycle - Anatomy & Physiology (view source)
Revision as of 13:36, 13 August 2009
, 13:36, 13 August 2009→Cyclic Changes in the Ovaries
* There is usually haemorrhage into the follicle and the coagulum hardens within the next 24 hours.
* There is usually haemorrhage into the follicle and the coagulum hardens within the next 24 hours.
* After ovulation, the other follicles regress.
* After ovulation, the other follicles regress.
* During the first 4-9 days of Dioestrus, there are no follicles over 1cm present on the ovary.
* During the first 4-9 days of dioestrus, there are no follicles over 1cm present on the ovary.
* For 3 days after ovulation, the leutinising mass can be felt, but later it normally has the same texture as the ovary.
* For 3 days after ovulation, the leutinising mass can be felt, but later it normally has the same texture as the ovary.
* The corpus luteum reaches full size at 4-5 days after ovulation but does not protrude from the ovarian surface.
* The corpus luteum reaches full size at 4-5 days after ovulation but does not protrude from the ovarian surface.
* During winter Anoestrus, both ovaries are usually small and bean-shaped. They normally measure:
* During winter anoestrus, both ovaries are usually small and bean-shaped. They normally measure:
** 6cm pole-pole
** 6cm pole-pole
** 4cm from the hilus to the free border
** 4cm from the hilus to the free border