Smooth muscle relaxation is thought to be promoted by this hormone in its namesake "block" on the myometrium.
Smooth muscle relaxation is thought to be promoted by this hormone in its namesake "block" on the myometrium. With cAMP, this hormone promotes the growth of spiral arterioles as part of decidualization. Mifepristone, or RU486, blocks receptors for this hormone. 21-hydroxylase converts this hormone to deoxycorticosterone (deoxy-corti-KOSS-terone). IVF regimens usually include luteal phase support with this hormone until enough is made by the placenta to keep the endometrium thick. The corpus luteum secretes E2 and this hormone, which peaks after ovulation and helps maintain the uterine lining. For 10 points, name this hormone included in birth control pills alongside estrogens.
Smooth muscle relaxation is thought to be promoted by this hormone in its namesake "block" on the myometrium.
progesterone [or P4; prompt on progestogens and progestin] &lt;Smart&gt;