Stages of Pregnancy Kayla Waggoner What is Pregnancy

Stages of Pregnancy Kayla Waggoner

What is Pregnancy? n The period from conception to birth when a woman carries a developing fetus in her uterus

Signs and Symptoms n Implantation Bleeding n n Delay/Difference in Menstruation Swollen/Tender Breasts Fatigue/Tiredness n Nausea/Morning Sickness n Backaches n Headaches n Frequent Urination n Food Cravings n

What is a trimester? n Method of dividing pregnancy into three equal time periods of about 13 weeks each. n Each three-month period during the nine months of pregnancy.

First Trimester Weeks 0 -12

First Trimester for Mother n n n n First signs of symptoms are shown Tired and Sluggish Breast Changes Mood Changes Frequent Urination Dizziness Heartburn

First Trimester - Week 2 n Fertilization takes place

First Trimester - Week 3 n n n Blastocyst is looking for place to fertilize in the uterus Early formation of internal organs begin Heart begins to form

First Trimester - Weeks 4 -5 n n Mother’s menstrual cycle stops Body parts become visible Embryo begins to grow Tail-like appearance

First Trimester - Week 7 n n Major organs have all begun to form Muscle system is formed Facial Features can be seen Individual unique blood type is created

First Trimester - Week 8 n n n Embryo is aware of surroundings Hands and feet are seen At the end, the fetal stage begins

First Trimester - Weeks 9 -12 n n n Heart is almost completely developed Most major organs are developed Body features can be seen and are fully formed

Second Trimester Weeks 13 -28

Second Trimester for Mother n n n n Most physically enjoyable Belly starts to show Back aches Nose/Gum Bleeds Urination Frequency Trouble Sleeping Moving fetus

Second Trimester- Weeks 13 -16 n n n Fetus can suck, swallow, and breathe Brain is almost fully developed Fetus can feel pain

Second Trimester - Week 18

Second Trimester - Week 20 n n Mother can feel movement of fetus Toenails and fingernails appear Hair covers entire body Sex organs are visible

Third Trimester Month 28 -Birth

Third Trimester for Mother n n n May experience cramps in feet Hands and feet swell Small contractions begin Shortness of breath More frequent urination Tiredness

Third Trimester - Week 29 n n n Baby’s brain can control breathing and body temp. Eyes can move Increasingly sensitive to changes

Third Trimester - Week 30 n Bone marrow is now in charge of red blood cell production n Capable of producing tears n Head is getting larger to accommodate rapid brain growth n Hair may appear

Third Trimester - Week 31 n n n Lungs are only major organ left to develop Bones are growing and hardening May respond to music

Third Trimester - Week 32 n n n All five senses are working Head hair continues to grow Toenails are completely grown

Third Trimester - Week 33 n n n Skull is not completely hardened Neurons and synapses are rapidly developing Takes deeper breathes

Third Trimester - Week 34 n n n Learns to blink Antibodies from mother is transferred to baby Baby is turned in a head down position for birth

Third Trimester - Week 35 n n Hearing is fully developed Baby takes up most of the uterus

Third Trimester - Week 36 n n n Lung is only organ still maturing Baby drops into birth canal Skin grows smooth Gums are rigid Kidneys are developed

Third Trimester - Week 37 n n n Officially full term Grasp is firm Begins daily activities in womb

Third Trimester - Week 38 n n Hiccups become normal May have full head of hair

Third Trimester - Week 39 n Lungs are maturing n Room for movement decreases

Third Trimester - Week 40 n n n 15% of baby’s body is fat Chest sticks out Growth continues until birth

Twins

Twins Pregnancy Signs and Symptoms n n n Larger, faster weight gain A large for date uterus Severe Morning Sickness Early Fetal Movement Caretaker hears two heartbeats at 1012 weeks n n Extreme Fatigue Water retention Exaggerated pregnancy symptoms Likelihood of twins

Types of Twins n n Fraternal Mirror Image Conjoined Half Identical