EARLY EMBRYOGENESIS AND MATERNAL RECOGNITION OF PREGNANCY Chapter 13; Pathway to Pregnancy and Parturition AVS 222 (Instructor: Dr. Amin Ahmadzadeh) I. THERMINOLOGY AND EMBRYO ATTACHMENT A. Four steps must be achieved before embryo can attach to the uterus - Development of embryo within confinement of the zona pellucida - Hatching of the embryonic cells (blastocyst) from the ZP - Formation of extra embryonic membranes (e.g placenta)
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The outlet of the pelvis is filled with soft tissue and the strong diaphragm of muscle being the most important. The main function of the pelvic floor are2 support the weight of the pelvic &abdominal organs.Afford voluntary control over micturition defeacation& flatulation Diminishes the size of the vagina&causes engorgement of the clitoris during intercourse.Influences movement of the fetus during the seconnstage of labour.The pelvic consists of2layersof muscle:superficial layer which is smaller
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CHAPTER 43 1) 1. C 7. B 2. B 8. A 3. A 9. B 4. B 10. C 5. C 11. B 6. A 12. B 2) Describe the process of synapsis The pairing of homologous chromosomes (23 tetrads become attached to spindle fibers & begin to align on the equator. 3) How does crossover introduce variability in the daughter cells? The homologues separate from one another‚ breaking & exchanging parts- where crossovers occur 4) Define homologous chromosomes Egg & sperm chromosomes that carry genes for the
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The Sperm and the Egg Teri Holland-Hill PSY/265 October 27‚ 2013 Kaiewa Muranaka The Sperm and the Egg This is the story of Sergei the sperm and Weva the egg and the journey they must embark upon in order to create a new life. The journey will be long and treacherous for both of them‚ but the one shining goal here is for Sergei to prove he is the fastest swimmer‚ and can deliver his package to Weva. Sergei the sperm lives in Testes in the neighborhood of Scrotum. He is planning a trip
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the vagina. Because the fetal skull is too large to pass through a cervix that is only partially dilated‚ the head is crushed with forceps prior to extraction from the uterus. Then each fetal part is dismembered to prevent injury to the woman‚ due uterine tears or perforations by bony fragments fetal bones. This operation is mostly performed when the fetus has died‚ badly malformed‚ or a continued pregnancy would place the woman’s life or health in
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During this time period‚ there is uterine swelling around the placental sites that feels like firm and discrete lumps. After 30 days‚ the uterine swelling is more diffuse and it is difficult to distinguish the gravid uterus from the feel of the intestinal tract. Dogs that are very large or obese may be difficult to examine in any stage‚ however
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RESULTS AND DISCUSSIONS Definition and explanation of teenage Pregnancy Teenage pregnancy is simply defined teenage girl who became pregnant at an early age. The term connotes that the girl has not reach the legal adulthood before conceiving. Like United States‚ our country‚ Philippines also facing this kind of problem. Our government discusses how to prevent and low down the rate of pregnancy especially in the teenagers. Most cases of teenage pregnancies are observed in the lower economic
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Original article Shoulder dystocia: an Evidence-Based approach Salvatore Politi1 Laura D’Emidio2 Pietro Cignini2 Maurizio Giorlandino2 Claudio Giorlandino2 Introduction Most often an unpredictable and unpreventable obstetric emergency‚ Shoulder Dystocia (SD) continues to evoke terror and fear among physicians‚ nurse midwives and other healthcare providers (1‚2). SD is defined as a delivery that requires additional obstetric manoeuvres to release the shoulders after gentle downward traction
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1.How should the nurse record Amanda’s obstetrical history using the G-T-P-A-L designation? A) 3-2-0-1-3.INCORRECTThis does not reflect the client’s obstetrical history. B) 3-1-1-1-2.INCORRECTThis does not reflect the client’s obstetrical history. C) 4-1-1-1-3.CORRECTGravidity [G] is defined as the number of times pregnant‚ including the current pregnancy. Term [T] is defined as any birth after the end of the 37th week‚ and preterm [P] refers to any births between 20 and 37 weeks. Both term and preterm
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Clinical Obstet Gynecol. 2007; 50:31–54. Vasky‚ D.‚ Hamani Y.‚ Verstanig‚ A.‚ Yagel‚ S (2007)The use of 3D rendering‚ VCI-C‚3d Power Doppler and B flow in the Evaluation of Interstitial Pregnancy with Arteriovenous malformation treated by selective Uterine Artery Embolization.Ultrasound in Obstetric and Gynaecology . Volume 29:3:352-355.
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