SS_OB 1.7 Describe the changes in the anatomy of the maternal vertebral column, the spinal cord and meninges relevant to the performance of a central neuraxial block including epidural, spinal and combined spinal-epidural, with appropriate surface markings
TRUE/FALSE The risk of inadvertent venous puncture, with epidural placement in pregnant women, is the same as in the non-pregnant population
TRUE/FALSE The line joining the iliac crests (Tuffier’s line) may transverse the body of L5 in late pregnancy
TRUE/FALSE Epidural space pressure may be positive during labour
TRUE/FALSE Epidural veins are engorged in late pregnancy
TRUE/FALSE The ligamentum flavum softens during pregancy
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.
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!
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