OB/GYN Student Study Guide

Normal Changes in Pregnancy: CV – CO inc by 30-50% @ max 20 – 40 weeks. SVR dec secondary to inc. progesterone and therefore smooth muscle relaxation. BP dec: systolic down 5 – 10/ diastolic down 10 – 15 until 24 weeks then slowly returns. Pulmonary: TV inc 30 – 40%. Minute Vent inc 30 – 40%. TLC dec 5% secondary to elevation of ... ................
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