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Exam Review Pack
• Category I FHR -✓✓Normal FHR ruling out fetal acidemia, maternal-fetal
complications, instrumentation, medications, arrhythmias
• FHR Tracings Speed -✓✓3cm/min speed for EFM tracings during the exam
• Adequacy of Fetal Oxygenation -✓✓Exam topic covering FHR patterns, acid-
base status, intrauterine resuscitation
• Fetal Oxygenation Pathway -✓✓Maternal-fetal exchange pathway ensuring FHR
regulation and oxygenation
• Oxygen Transport Physiology -✓✓Supporting fetal oxygenation with maternal
hemoglobin, O2 saturation, arterial O2 tension
• Uteroplacental Blood Flow -✓✓Critical for healthy newborn, increases during
pregnancy to 700 ml/min
• Mechanisms of Exchange -✓✓Processes like diffusion, bulk flow, facilitated
diffusion, active transport in maternal-fetal blood exchange
• Uterine Blood Flow Diffusion -✓✓Determines passage of critical substances
across the placenta
• Factors Decreasing Blood Flow -✓✓Clinical factors like excessive uterine
activity, maternal hypotension, conditions affecting uteroplacental exchange
• Placental Changes -✓✓Factors affecting uteroplacental exchange, including
maternal conditions and placental changes
• Oxygen Depletion Cascade -✓✓Pathway from aerobic to anaerobic metabolism
leading to potential fetal injury
, • Fetal Oxygenation Requirements -✓✓Factors ensuring normal fetal circulation
and FHR regulation for adequate oxygenation
• Umbilical Blood Flow -✓✓Considerations for fetal oxygenation and umbilical
cord perfusion
• Aerobic Metabolism -✓✓Metabolic process utilizing oxygen for energy
production
• Hypoxemia -✓✓Low oxygen levels in the blood
• Anaerobic Metabolism -✓✓Metabolic process without oxygen, leading to lactic
acid build-up
• Tissue Hypoxia -✓✓Low oxygen levels in body tissues
• Lactic Acid Build Up -✓✓Accumulation of lactic acid due to anaerobic
metabolism
• Metabolic Acidosis -✓✓Acidosis resulting from metabolic processes
• Potential Injury -✓✓Risk of harm due to interruption in oxygen pathway
affecting FHR regulation and circulation
• Ductus venosus -✓✓A shunt in fetal circulation that allows oxygenated blood
from the umbilical vein to bypass the liver and flow directly to the inferior vena
cava
• Foramen ovale -✓✓An opening between the atria in the fetal heart that allows
blood to flow from the right atrium to the left atrium, bypassing the pulmonary
circulation
• Ductus arteriosus -✓✓A connection between the pulmonary artery and the aorta
in fetal circulation, allowing most blood to bypass the lungs
• Autonomic Nervous System -✓✓The part of the nervous system responsible for
involuntary bodily functions, divided into sympathetic and parasympathetic
systems