EFM Certification exam 2023 with 100% correct answers
Hypoxemia decreased oxygen content in the blood Hypoxia decreased oxygen content at the level of the tissues; recurrent or sustained hypoxemia can lead to this Byproducts of aerobic metabolism CO2 & H20 When oxygen content is decreased at the level of the tissues; the body produces energy by converting to anaerobic metabolism Anaerobic metabolism byproducts Lactic acid Lactic acid build up increases or decreases blood pH decreases Buffer for lactic acid HCO3 When the buffering capacity is worn out; the pH begins to fall and results in metabolic acidemia Acidemia definition decreased pH in the blood The presence of _____________________ or ____________________ of the FHR reliably excludes the presence of metabolic acidemia and ongoing hypoxic injury at the time observed Moderate variability / accelerations Normal uterine activity 5 or less contractions in 10 minutes, averaged over a 30 minute period Tachysystole 5 contractions in 10 minutes, averaged over 30 minutes Interventions for tachysystole change position (lateral positioning), IV fluid bolus, remove cervical ripening agents/decrease or turn off pit, consider tocolytic Baseline FHR definition the mean FHR rounded to increments of 5 bpm during a 10-minute segment, excluding accelerations, decelerations, or periods of marked variability
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