BELLRINGER 1- Abstinence is the only 100% effective way to… 2- List 3 contraceptives and explain how they work. *Turn in Contraceptive and STD notes from yesterday to the box* *Turn in quiz corrections to Ms. Philpot*

PREGNANCY AND PRENATAL DEVELOPMENT FACS Essentials

SIGNS OF PREGNANCY  Female misses period (menstruation does not occur)  Breast tenderness, feel fuller  Nausea and vomiting (morning sickness)  Increased urination  Fatigue (tired for no reason)  If someone suspects pregnancy, they can take an over-the-counter pregnancy test for a pharmacy. HOWEVER, A PREGNANCY TEST NEEDS TO OCCUR AT THE DOCOTORS OFFICE AND MEDICAL ATTENTION MUST FOLLOW!

GUIDELINES FOR HEALTHY PREGNANCY  Follow advice of doctor  Eat a balanced diet everyday (you are eating for 2)  Exercise moderately (walking is a good choice)  Keep an eye of weight and let doctor know if you aren’t progressing properly  Get plenty of sleep  Do not smoke, drink alcohol, or do drugs  Avoid taking medication unless approved by your doctor  Avoid x-rays  Do everything possible to avoid illness, especially viral diseases

PRENATAL DEVELOPMENT VOCAB  Prenatal development is the growth of a baby in the mothers womb from conception to birth  9 months total

CONCEPTION  When female egg is fertilized with male sperm  Marks the beginning of pregnancy

ZYGOTE (ZI-GOAT)  Once conception occurs, the fertilized egg is now called a zygote.  This terminology is used until the zygote attaches to the uterine walls.  Usually just 4 days long

EMBRYO (M-BRE-OH)  Now called an embryo. The embryo will grow and develop in the womb.  This terminology is used for the first 8 weeks after conception.  Placenta and umbilical cord are developed during this time. Aid is bringing nourishment to embryo and removing waste.  During this time, all of the baby’s organ’s will begin forming.

FETUS (FEET-US)  Fetus is the final stage of prenatal development.  Last from 8 weeks after conception until pregnancy.  During this time, all organs and function develop to prepare fetus for the world outside of the womb.

PRENATAL DEVELOPMENT OCCURS IN TRIMESTERS 1 st Trimester 0-13 weeks Months 1-3 Most miscarriages and birth defects occur during this time Mom does not start showing, but hormone levels are high Mom can experience morning sickness

PRENATAL DEVELOPMENT OCCURS IN TRIMESTERS 2 nd Trimester  weeks  Months 4-6  “Golden period” because many symptoms go away  Rapid grow in the fetus  Mom begins to show

PRENATAL DEVELOPMENT OCCURS IN TRIMESTERS 3 rd Trimester weeks Months 7-9 Physical symptoms are the most prevalent for mom Rapid growth continues Increased pressure on mom’s pelvis in preparation for birth

CHANGES IN MOM’S BODY