Which of the following contains a fluid filled cavity called antrum?

II. Corpus albicans on degeneration produces progesterone that helps during early pregnancy

III. Graafian follicles have well developed and large fluid-filled cavity called antrum

IV. Graafian follicle on getting ruptured releases primary follicle via process of ovulation

Select the appropriate words to fill in the blanks.

1. i theca interna ii granulosa cells iii secondary iv tertiary

2. i zona pellucida ii theca interna iii secondary iv tertiary

3. i granulosa cells ii zona pellucida iii secondary iv tertiary

4. i zona pellucida ii theca interna iii tertiary iv secondary

Select the appropriate words to fill in the blanks.

1. i zona pellucida ii theca interna iii tertiary iv secondary

2. i granulosa cells ii zona pellucida iii secondary iv tertiary

3. i theca interna ii granulosa cells iii secondary iv tertiary

4. i zona pellucida ii theca interna iii secondary iv tertiary