1. Fertilization, implantation and embryo development Dr Isameldin Elamin MD DOWH MBBS Assistant Professor Obstetrics & Gynaecology 1 2. Oogenesis (the ovum, the egg)…

Slide 1 PREGNANCY: 1 st and 2 nd Trimesters (0 – 24 weeks) Slide 2 I.General A.Sonography used after 4-5 weeks B.Events prior to this time: 1. Ovulation 2. Fertilization…

Slide 1 Slide 2 Egg & Sperm Cells  Egg Cell: Same as “ovum”… the cell from a girl or woman that can start pregnancy.  Sperm Cell: The cell from a boy or man…

Slide 1 Pregnancy and the Stages of Pregnancy Slide 2 Slide 3 Slide 4 Stages of Pregnancy Slide Show http://www.medicinenet.com/stages_of_p regnancy_pictures_slideshow/article.htm…

Slide 1 Pregnancy... First Trimester Jorieke Vennik Sam Carver Larissa Chambers Slide 2 First Nine Days Day 0 Ovulation Oocyte Fertilization Day 1 Fertilized egg (zygote)…

Slide 1 Reproduction & Development Slide 2 Fertilization: Sperm 200-500million haploid sperm cells swim to uterine tube 30 min-2hrs only 10,000 sperm reach the uterine…

Slide 1 Implantation-Birth BRENDON DEGNER AND REUBEN MIDDEL Slide 2 First trimester  Starts with implantation  The first 12 weeks of pregnancy.  The embryotic stage…

Slide 1 Objective: Understand the Stages of Pregnancy and Development Key Words: Fertilization, sperm, egg, zygote, Fallopian tubes  Fertilization  Cleavage  Differentiation…

Slide 1 Higher level- Menstrual Cycle Slide 2 Hormonal control in the menstrual cycle Four hormones involved: – FSH (Follicle Stimulating Hormone) – Oestrogen – LH…

Slide 1 Pregnancy and development Mrs. Schmit Slide 2 Begins with…. Fertilization - union of the sperm and the egg Fertilization - union of the sperm and the egg Happens…