Assertion: placenta | /r/CapableOf | produce progesterone
Facets:
value: between 7 and 9 weeks
type: TEMPORAL
value: from cholesterol precursors
type: OTHER
value: in place of the corpus luteum
type: LOCATION
value: independently
type: MANNER
value: during the period of pregnancy
type: TEMPORAL
Source sentences:
text: The placenta supplies oxygen and nutrients to the fetus, excretes waste products, and produces and secretes estrogens and progesterone.
text: The placenta also produces the progesterone and estrogens that continue to sustain the pregnancy, and secretes a chemical that makes the fetus invisible to the mother's immune system.
text: The placenta produces several important hormones, including estrogen, progesterone, placental growth hormone and placental lactogen.
text: The placenta then produces progesterone during the period of pregnancy.
text: Estrogens and progesterone: The placenta can produce progesterone independently from cholesterol precursors, and estrogen in concert with the fetal adrenal gland, as it does not contain all the necessary enzymes itself.
text: Placenta (plah-SEN-tah): Temporary organ that provides nutrients and oxygen to a developing fetus, carries away wastes, and produces hormones such as estrogens and progesterone.
text: Between 7 and 9 weeks the placenta begins to produce progesterone in place of the corpus luteum, this process is named the luteal-placental shift.