The follicles respond by pumping out estrogen.

卵成熟，会进一步促进雌性激素分泌。

When they reach the ovaries, they encourage the internal egg cells to grow and mature.

当它们到达卵巢后，会促进子卵巢内卵发育和成熟。

Progesterone is produced by the empty follicle in the ovary.

黄体酮是由卵巢中空卵。

All the developing follicles secrete loads of estrogen, which negatively inhibits pituitary FSH.

所有发育中卵分泌足量雌激素，通过负反馈作用抑制垂体分泌FSH。

These hormones travel to the follicles within the ovaries.

这些激素最进入卵巢内卵中。

FSH is produced by the body to stimulate the follicles in the ovaries that produce eggs.

卵刺激素由体内，以刺激卵巢中卵卵子。

The estrogen then stops FSH being produced, so that only one egg matures in the cycle.

然后雌激素会阻止卵刺激素，这样在一个周期内只有一个卵子成熟。

The follicles are small clusters of granulosa and theca cells that protect the developing egg cell.

卵是由颗粒细胞、卵膜细胞组成小簇，保护发育中卵细胞。

LH binds to LH receptors on theca cells and they make progesterone and androstenedione.

LH与卵内膜细胞上LH受体结合，黄体酮和雄烯二酮。

The follicle that has the most FSH receptors hoards most of this hormone, and becomes the dominant follicle.

只有有最多FSH受体卵积蓄最多FSH，在这个过程中成为优势卵。

At birth, a woman has millions of follicles, each ready and excited to do its job.

女性在出时，体内就有数以百万计卵，每个卵都跃跃欲试，准备完成它工作。

First, there are functional cysts, which result when the normal, cyclic development of the ovarian follicles is disrupted.

第一类是功能性囊肿，由正常、周期性卵发育过程被打乱而导致。

So early in the follicular phase, a small rise in FSH, leads to a large increase in estrogen.

在卵期早期，FSH量小幅升高，引起雌激素大量增加。

Fertility experts regard a high FSH level as a key indicator of having a low egg count.

育专家将卵刺激素数值作为重要指标来衡量女性体内卵子数量，数值高则卵子数量少。

Between the follicles is the stromal or connective tissue cells, and lining the ovary is a layer of epithelial cells.

卵之间物质是基质细胞，也是结缔组织细胞，卵巢内侧排列着一层上皮细胞。

Over time, many ovarian follicles degenerate, and the ones that remain become less and less sensitive to gonadotropin stimulation.

随着时间推移，许多卵巢卵退化，而余下卵对促性腺激素刺激变得越来越不敏感。

More mature follicles produce amh in order to slow down the growth of those eggs remaining in the ovaries.

更成熟卵会 amh，以减缓卵巢中剩余卵子长。

During the follicular phase of each menstrual cycle, the few fast-growing graafian follicles enter the third stage of development.

每次月经周期卵期，少数长迅速格拉夫卵，会进入成熟第三个阶段。

Beginning at puberty, the theca cells of the ovary respond to luteinizing hormone by producing progesterone and androstenedione.

青春期开始后，卵巢卵膜细胞对LH应答，成孕酮和雄烯二酮。

After menstruation, the lining of the uterus thickens up again in preparation for a fertilized egg, and inside the ovary follicle develops.

月经后，子宫内膜再次增厚，为受精卵做准备，卵巢内卵发育。