In the context of prenatal development, which of the following is true of the placenta?
A. It develops into organs that will nurture and protect development in the womb.
B. It develops and differentiates into the inner layer of skin, muscles, skeleton, and the excretory and circulatory systems.
C. It produces the hormones that support pregnancy and prepares the mother's breasts for lactation.
D. It transports embryonic wastes to the umbilical cord via embryonic blood vessels.
Answer: C
You might also like to view...
Briefly explain the three textbook themes highlighted in this chapter
What will be an ideal response?
Kylie first learned to lift her head, then sit up, crawl, stand, and walk. These changes in type and kind of motor development best represent
a. qualitative changes. b. quantitative changes. c. both qualitative and quantitative changes. d. neither qualitative nor quantitative changes.
Prolonged oxygen deprivation is MOST likely
a. during a Cesarean delivery. b. if the baby is in a breech position. c. if fetal monitors are used. d. during any of these situations
________ is a condition in which a person's breathing becomes obstructed or stops during sleep
a. Somnambulism b. Sleep state misperception c. Narcolepsy d. Sleep apnea