Chapter 15 - Amniotic Fluid PDF

6/26/2024 Amniotic Fluid Chapter 15 Preamble PowerPoints are a general overview and are provided to help students take notes over the video lecture ONLY. PowerPoints DO NOT cover the details needed fo...

6/26/2024 Amniotic Fluid Chapter 15 Preamble PowerPoints are a general overview and are provided to help students take notes over the video lecture ONLY. PowerPoints DO NOT cover the details needed for the Unit exam Each student is responsible for READING the TEXTBOOK for details to answer the UNIT OBJECTIVES Unit Objectives are your study guide (not this PowerPoint) Test questions cover the details of UNIT OBJECTIVES found only in your Textbook! 1  6/26/2024 Physiology Amniotic fluid = cytogenetic Amniotic fluid is the product of the fetal metabolism – waste The fluid tells about the metabolism process & fetal maturation The fluid is in the amnion of the amniotic sac Function: Exchange of water and chemical between the fetus and the maternal circulation Cushion for the fetus Fetal movement Regulates temperature around the fetus Permits proper lung development Physiology continued Volume Regulates balance between production fetal urine, lung fluid, absorption of fetal swallowing and intramembranous flow (absorption of amniotic fluid water and solutes in the fetal vascular system) Fluid increase through the fetus development 12 weeks = 60 ml 3rd trimester = 800 – 1200 ml – secretes lung liquid in lung growth >1200 ml = polyhydramnios 2.0 mg/dL 3  6/26/2024 Maternal Urine versus Amniotic Fluid Needed to determine premature membrane rupture or accidental puncture of maternal bladder from amniocentesis Measure creatinine, glucose, protein, and urea Creatinine & urea will be lower in amniotic fluid than urine Amniotic fluid has