A number of changes in the integumentary system occur during pregnancy. Which of the following ...

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1. Incorrect. An epulis is a red, raised nodule on the gums that bleeds easily.
2. Incorrect. Chloasma, or mask of pregnancy, is a blotchy, browning hyperpigmentation of the skin over the cheeks, nose, and forehead, especially in dark-complexioned pregnant women. Chloasma usually fades after the birth.
3. Incorrect. Telangiectasia, or vascular spiders, are tiny, star shaped or branches, slightly raised pulsating end-arterioles usually found on the neck, thorax, face, and arms. They occur as a result of elevated levels of circulating estrogen. The spiders usually disappear after birth.
4. Correct. Striae gravidarum, or stretch marks, reflect separation within the underlying connective tissue of the skin. After birth they usually fade, although they never disappear completely.