The nurse is reviewing fetal circulation with a pregnant patient and explains that blood circulates through the placenta to the fetus. What vessel(s) carry blood to the fetus?
a. One umbilical vein
b. Two umbilical veins
c. One umbilical artery
d. Two umbilical arteries
ANS: A
The umbilical vein transports richly oxygenated blood from the placenta to the fetus.
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A 75-year-old woman has been on the unit with a burn to the left elbow caused by a bathrobe that caught fire while the client was cooking
The burn is on the inner aspect of the elbow, and is described as a full-thickness burn, which is now in the third stage of healing. When planning care for this client, the nurse focuses on which of the following as a priority of care? 1. Monitoring the client for wound hemorrhage 2. Monitoring for signs of infection 3. Preventing contractures and immobility 4. Preventing dehiscence
Which factor is important to include in the teaching plan for parents of a child with Legg-Calvé-Perthes disease?
a. It is an acute illness lasting 1 to 2 weeks. b. It affects primarily adolescents. c. There is a disturbance in the blood supply to the femoral epiphysis. d. It is caused by a virus.
For absorption of heavy exudate from a wound, a nurse selects which of the following dressings?
a. Alginates b. Hydrogel c. Hydrocolloid d. Transparent film
A patient is admitted to the unit for vitamin B12 deficiency. Which clinical finding would the nurse monitor in a patient taking cyanocobalamin for treatment of pernicious anemia?
a. Hyperkalemia b. Hypokalemia c. Hypocalcemia d. Hypercalcemia