HLTH310 Study Guide - Midterm Guide: Neural Development, Multiple Choice, Cytotrophoblast

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5 matching questions placenta previa external genitalia embryonic disc. Test: module 2 part 1 | quizlet: 1. an embryonic structure that later forms the brain and spinal cord, derived from the ectoderm cells neural tube. Neurulation: molecules of very high molecular weight, such as maternal hormones. Placenta blocks what very efficiently? maternal contribution to the placenta. Inner cell mass incomplete splitting of blastocyst: digests uterine tissue to allow implantation. Anencephaly embryo at 7 weeks. syncytiotrophoblast: 1. derived from ectoderm cells, forms the pns, sometimes called the 4th germ layer, also forms the septum of the heart that separate systemic and pulmonary circulation neural crest umbilical cord. Female fetus notochord: 1. skeletal system, muscular system, circulatory system, lungs- epithelial layers. 5 true/false questions: 1. single icm splits into two, same placenta, different amniotic sacs, identical twins dizygotic twins. 3/3/2019: 1. sexual differentiation complete, neuronal migration begins, major sensory organs develop, hair follicles develop, meconium, sucking reflex yolk sac.