NBCRNA SEE Exam Questions WITH COMPLETE SOLUTIONS

During fetal monitoring, Type III decelerations are thought to be related to: • head compression • umbilical cord compression • uteroplacental insufficiency • placental abruption correct answers umbilical cord compression Type III, or variable, decelerations are the most common type of decelerations. They are thought to be related to umbilical cord compression and intermittent decreases in umbilical blood flow. The arteria radicularis magna, or artery of Adamkiewicz, most commonly arises from: • T4 - T8 • T8 - L2 • L2 - L4 • L4 - S1 correct answers T8 - L2. A major complication of thoracic aortic surgery is paraplegia, occurring in up to 20% of elective cases, and is secondary to spinal cord ischemia. The arteria radicularis magna supplies blood to the anterior spinal artery. The arteria radicularis magna has a variable origin from aorta, arising between T5 - T8 in 15%, between T9 - T12 in 60% and between L1 - L2 in 25% of individuals. 60. A 55-year-old woman with a history of congenital long QT syndrome is undergoing a hysteroscopy for abnormal uterine bleeding. She had uneventful induction of general anesthesia but after paracervical block with lidocaine develops ventricular tachycardia with morphological appearance of torsades de pointe. Which of the following medications should be AVOIDED in the treatment of her arrhythmia? • Amiodarone • Calcium chloride