S6.2 Maternal Adaptations In Pregnancy

Question 1

Describe some CVS changes in pregnancy

Answer 1

Blood volume increases

CO increases by 40%, SV increases by 35%, HR increases by 15%

Question 2

Describe some urinary changes in pregnancy

Answer 2

GFR increases 55%

Clearance increases so creatinine falls

Question 3

Describe some respiratory changes in pregnancy

Answer 3

Diaphragm displaced

Physiological dyspnoea and hyperventilation

Question 4

Describe some carbohydrate changes in pregnancy

Answer 4

Increased maternal insulin resistance