Ch. 1 Objectives Flashcards
What is a morula?
A ball that forms after the cells have grown substantially in number. At this stage, the growth of the ovum contains 16-50 cells.
What is a trophoblast?
What is a blastocyst?
What is the blastoderm?
What are the 3 germ layers?
What does the endoderm contain?
What does the mesoderm contain?
What does the ectoderm contain?
What is polyhydraminos?
What is oligohydraminos?
What are the 5 stages of lung development?
How is surface tension developed?
What is Laplaces law?
How does surfactant apply to alveolar mechanics?
What is the function and purpose of surfactant?
What is the gestational age where immature and mature surfactant appear?
What are some components and methods to detect surfactant?
How is maturity determined?
What is the composition of fetal lung fluid?
What is the function of FLF?
What are the hazards of lung fluid retention?
What is the cause of pressure differences between the right and left heart?
During fetal lung circulation what is the flow of blood through the body and back through placenta?
What is each shunt that is encountered during fetal circulation?
What are baroreceptors?
What are chemoreceptors?
