Scleroderma is an autoimmune disorder that can be caused by
A) retained fetal cells with surfaces that are similar to the mother's.
B) retained fetal cells with surfaces that are very different from those of the mother.
C) retained fetal cells with surfaces that are similar to the father's.
D) repeated exposure to the scleroderma virus.
E) receiving a transplant of a vital organ from someone with closely-matched cell surfaces.

Question

Quizplus · Accepted Answer

Scleroderma is thought to be caused by the presence of retained fetal cells that have surfaces similar to those of the mother. This leads to an immune response where the mother's immune system attacks her own tissues because they resemble those of the retained fetal cells.

Scleroderma Is an Autoimmune Disorder That Can Be Caused by