Anaesthesia

Epidural anaesthesia is initiated in Primigravida at 38 weeks gestation, with a bolus of 15mg of Bupivacaine. Within few minutes, fetal heart rate monitoring shows variable decelerations. If scalp pH reveals fetal acidosis, compared with a normal pH, the anaesthetic absorbed by fetus will be present in

Lower concentration, most in ionized form

Higher concentration, most in ionized form

Higher concentration, most in unionized form

Unchanged concentration, equal fraction of ionized and nonionized

Questions

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