Animal Anatomy And Physiology Test Bank Chapter 20 Study Guide Rated A+

The part of the placenta that attaches to the uterus is the A. Allantois B. Amnion C. Chorion D. Urachus {Ans: C. Chorion}What stage of zygote development implants in the uterus? A. Blastocyst B. Embryo C. Fetus D. Morula {Ans: A. Blastocyst}Spermatoza are transported to the oviducts in just minutes primarily to A. Infundibulum movements B. Their own motility C. Uterine contractions D. Vaginal contractions {Ans: C. Uterine contractions}Which type of placental attachment is most likely to give rise to a retained placenta? A. Cotyledonary B. Diffuse C. Discord D. Zonary {Ans: A. Cotyledonary}How long does the passive immunity a newborn receives from its mother last? A. 14-16 weeks B. 2-3 weeks C. 6-8 weeks D. Unknown {Ans: D. Unknown}Which membrane of the placenta forms a sac immediately around the fetus? A. Allantois B. Amnion C. Chorion D. Urachus {Ans: B. Amnion}The umbilical cord connects the A. Fetus to the placenta B. Fetus to the umbilical artery C. Fetus to the umbilical vein D. Fetus to the urachus {Ans: A. Fetus to the placenta}Another name for a difficult birth is A. Dyskinesia B. Dysplasia C. Dystocia D. Dystopia {Ans: C. Dystocia}In species