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Gestation/Birth
Gestation and Parturition Terms, Parts and Functions
| Term | Definition |
|---|---|
| Fertilization | Union of egg and sperm, conception |
| Conception | Union of sperm and egg, fertilization |
| Egg | Ovum |
| Gestation | Period of time from conception to birth, pregnancy |
| Pregnancy | Period of time from fertilization to parturition, gestation |
| Parturition | Act of giving birth |
| Palpation | To examine by touch as in rectal or abdominal palpation |
| Fetal heart | Pumps blood in embryo/fetus AND placenta |
| Ovum | Egg |
| Zygote | Fertilized egg |
| Fetal heart | Pumps blood in fetus and placenta |
| Chorion | Part of uterus that is connected to placenta |
| Amnion | Sac surrounding fetus containing amniotic fluid |
| Umbilical cord | Connects fetus to placenta to transport nourishment and remove waste |
| Allantois | Temporarily stores fetal waste |
| Cotyledon | Placenta side of 'buttons' |
| Caruncle | Uterine side of 'buttons' |
| Placentomes | 'Buttons' made up of cotyledons and caruncles in ruminants, including horses.Aids in transfer of nourishment and wastes. |
| Relaxin | Hormone produced by ovary at start of parturition (birth) |
| Oxytocin | Hormone produced by pituitary glad to start muscle contractions to push the fetus through the birth canal. |
| Progesterone | Hormone that maintains pregnancy. Stops being produced when birth starts. |
| Dystocia | Birthing difficulties |
| Caesarean section | C-section. Surgical procedure to remove fetus from uterus in instances when natural delivery is impossible. |
| Placenta | Also called afterbirth after baby is delivered. |
| Afterbirth | The placenta after the baby is born |