Chapter Questions
Define growth and development
Describe the process of cleavage.
Distinguish between a blastomere and a blastocyst.
Describe the formation of the inner cell mass and explain its signiticance.
Describe the process of implantation.
Explain how the primary germ layers form.
List the major body parts derived from ectoderm.
List the major body parts derived from mesoderm.
List the major body parts derived from endoderm
Describe the formation of the placenta and list its functions.
Define placental membrane
Distinguish between the chorion and the amnion.
Explain the function of amniotic fluid.
Describe the formation of the umbilical cord.
Explain how the yolk sac and the allantois are related and list the functions of each.
Explain why the embryonic period of development is so critical.
Define fetus.
List the major developmental changes that occur during the tetal stage.
Describe a full term fetus
Explain how the tetal circulatory system is adapted for intrauterine life
Trace the pathway of blood from the placenta to the fetus and back to the placenta
Distinguish between a newborn and an infant.
Explain why the first breath must be particularly forceful
List some factors that are thought to act as stmuli for the first breath
Explain why newborns tend to develop water and electrolyte imbalances
Describe the circulatory changes that occur in the newborn.
Describe the characteristics of an intant.
Distinguish between a child and an adolescent.
Detine aduithood
List some of the degenerative changes that begin during adulthood
Define senescence.
List some of the factors that seem to promote senescence.