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Pregnancy and Childbirth. All images are from Google Images. Preconception Health. Annual Gynecologist Visits Nutrition/Exercise STI Prevention/Treatment Drug/Alcohol Abuse/Use Folic Acid. Implantation. Sperm reach egg within -------
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Pregnancy and Childbirth All images are from Google Images
Preconception Health • Annual Gynecologist Visits • Nutrition/Exercise • STI Prevention/Treatment • Drug/Alcohol Abuse/Use • Folic Acid
Implantation • Sperm reach egg within ------- • Fertilization usually occurs within 24 hours after ovulation • 24-30 hours after fertilization genetic material is joined, forming a zygote • 36 hours – 2 cells • 48 hours – 4 cells • 4 days – blastocyst • 7-8 days after fertilization, the blastocyst can attach to the endometrium • Fetus at 8 weeks
Signs and Symptoms of Pregnancy • Amenorrhea • Change in Breast Tissue • Size, tenderness, areola may darken • Increased Frequency of Urination • Morning Sickness • Fatigue • Growing Waistline • Moodiness • Quickening • Braxton-Hicks Contractions • Acid Reflux • Appetite/cravings
Doctor’s Observations • Change in Reproductive Organs • Fetal Heart Beat • Fetal Movements • Fetal Outline • Gender Determination
Laboratory Tests • Urine or Blood Testing • Home Pregnancy Tests Doctor will confirm • Both test for Human Chorionic Gonadatropin (HCG) hormone which is present about 8 days after conception occurs • When is the baby due?
Prenatal Care • A woman should see her doctor after the second missed period • Medical History • Blood and Urine test • Nutrition – Vitamins and minerals to help developing baby • STOP using any hormonal contraceptive methods • Avoid alcohol - FAS • Avoid cigarettes • Avoid drugs
Nausea and vomiting Leg Cramps Pressure Varicose Veins Numbness and Tingling Flatulence Edema Palpitations Fainting Drug and Food Sensitivity Stretch Marks Hemorrhoids Common Disorders
Danger Signals During Pregnancy • Vaginal bleeding • Swelling of face and fingers • Manifestations of toxemia • Labor contractions • Amniotic Sac breaking • Chills and fever • Lower fetal kick count
Complications • Miscarriage • Premature Birth • Ectopic Pregnancy • Placenta Previa • Premature Placenta Separation
Amniotic Sac • Also known as “bag of waters” • At delivery the sac contains 1-2 quarts of fluid • Helps regulate baby’s temperature • Cushions fetus from possible injury • Provides a medium in which the fetus can move • At 21 weeks fetal respiration occurs • The fluid is sampled for Amniocentesis
Placenta • Organ that transports nutrition and oxygen from mother to fetus and transports waste products from fetus to mother • Nutrition • Respiration • Excretion • Barrier • Produces Hormones
Umbilical Cord • Connects the Fetus and Placenta connected through, developing at 25 days • Long semitransparent “rope” containing one vein and two arteries • Surrounded by jelly-like substance to protect it • Large number of substances can pass through and enter the fetus’ circulation
1st Trimester • Weeks 1-12 • Zygote – united sperm and ovum • Blastocyte – multi-celled at 4 days, implanted within 8 days • Embryo – 4 weeks • At the end of 2nd month-1.2 inches long, the head represents half of the embryo’s bulk and facial features (eyes, ears, nose, lips, tongue) are present • The third month – It is now a fetus, is about 3 inches, and has nails and genitals can be seen.
2nd Trimester • Beginning of the 4th month • Fourth month is the time for the greatest amount of fetal growth • Quickening begins • End of the 5th month – 1 lb • Head hair and subcutaneous fat • The fetus sleeps, wakes, and has preferred body positions • In the 6th month the body is covered with fine hair, the eyes become light sensitive, and it can hear uterine sounds.
3rd Trimester • The baby begins to position itself for birth • The fetus is much more baby like • By the end of the 7th month the baby can survive outside the womb • At the end of the 8th month the fetus is over 5 lbs, skin redness, and wrinkles lessen. • The nails reach the end of fingers and toes. • Between week 38-40 the head is 60% its full size and the fine hair has almost disappeared being replaced by vernix
Different Types of Birth • Forceps • Caesarean • Breech • Multiple Births • Induced Labor
Labor • Begins due to hormonal changes • Early signs • Lightening • Loss or leveling of weight • Spurt of energy • Actual signs • Amniotic sac ruptures • The appearance of “show” • Rhythmic contractions of uterus
Stage One • Dilation of Cervix • Effacement of cervix occurs due to the uterine contractions • Starts with the first contractions • Ends when the cervix is 10 cm Stage 2 • Actual Delivery of baby • Crowning • Episiotomy Stage 3 Delivery of afterbirth
Apgar Test • 1 and 5 minutes after birth • The baby is tested on the following and given a score. 10 is the highest, 7 is determined to be healthy • Heart rate • Respiration • Muscle tone • Reflex irritability • Color