"But most of the time, there is not enough endometrium left to support a pregnancy."

The endometrium is shed, and takes with it a certain amount of blood.

Now the endometrium is sloughed off for the next three to six days.

The endometrium itself will undergo change at the point of implantation.

The endometrium itself produces certain hormones at different points along the cycle.

That could account for the dormant appearance of the endometrium.

The images can show how thick the endometrium is.

A thick endometrium can be a sign of cancer in postmenopausal women.

The cavity of the uterus is lined by the endometrium.

But first the endometrium must be prepared to accept and nurture the embryo.

The most common type starts in the endometrium, the lining of the uterus.

The sum of all the changes in the endometrium is significant, thus justifying a new term.

The endometrium is the tissue that lines the uterus.

If you do not get pregnant, the endometrium breaks down, and your body sheds it as blood.

The endometrium is the inner membrane of the uterus in mammals.

During pregnancy, the endometrium develops a lot of glands and blood vessels.

In both cases, the endometrium initially proliferates under the influence of estrogen.

Insufficient evidence exists on whether changes in the endometrium could actually prevent implantation.

Even with relatively few scars, the endometrium may fail to respond to estrogen.

There is massive communication between the blastocyst and the endometrium at this stage.

Invasion is an even further establishment of the blastocyst in the endometrium.

Finally, the whole embryo is embedded in the endometrium.

As Weston turned it in his hands, we saw the slice through the endometrium and muscle.

During each menstrual cycle, a new endometrium grows, getting ready for a possible pregnancy.

In this case, the endometrium (if not needed for an fertilised egg) is discarded.