Obstetrics and the primary exam

SS_OB 1.1

Describe the physiological changes and their implications for anaesthesia that occur during pregnancy, labour and delivery, in particular the respiratory, cardiovascular, haematological and gastrointestinal changes.

SB_

Normal physiological changes begin in the first trimester of pregnancy. TRUE/FALSE

The largest increase in cardiac output in a pregnant woman occurs immediately after delivery. TRUE/FALSE

The closing capacity in normal pregnancy does not change. TRUE/FALSE

Gastrin is secreted by the placenta TRUE/FALSE

Progesterone from the gestational sac may cause changes in the renin-angiotensin-aldosterone system in the first trimester, promoting sodium absorption and water retention. TRUE/FALSE

Hats off to those of you who sit this exam pregnant!

 

 

 

SS_OB 1.2

Keep the dream alive! Read “Primary LO of the Day”.

Outline the reference ranges for physiological and biochemical variables in pregnancy

Uterine blood flow is approximately 20% of maternal cardiac output at term gestation TRUE/FALSE

Maternal hyperventilation facilitates removal of CO2 from the foetus TRUE/FALSE

Antithrombin III and factor XIII are decreased in pregnancy TRUE/FALSE

Haemoglobin concentration and total red cell mass are decreased 15-20% in pregnancy TRUE/FALSE

The word “glidescope” is pronounced the same as “kaleidoscope” TRUE/FALSE