The nurse explains that fetal circulation:
A) passes maternal blood through the umbilical vein to the fetal liver for filtering of toxins. B) requires increased blood flow to the fetal lungs because the fetal heart rate is nearly double the adult heart rate. C) allows some blood from the right atrium to pass directly into the left atrium through the open foramen ovale. D) takes oxygenated blood from the placenta to the fetus through the umbilical arteries.
C
You might also like to view...
A patient was the unrestrained driver of a car that was struck head on by another vehicle. During initial assessment, the nurse observes another nurse using supraorbital pressure to assess for response. What nursing intervention is indicated?
1. Hold the patient's head still so that the test will be valid. 2. Stop the procedure. 3. Ask the nurse to repeat the procedure on the other orbit. 4. Document the response as 1+, 2+, 3+, or 4+.
What is the most important precaution to
teach the parents of a 4-year-old who is prescribed eye drops for glaucoma in the right eye as a result of facial trauma? a. "Only place the drops in the affected eye." b. "Check the eye for signs of infection daily." c. "Keep sunglasses on the child for 1 hour after placing the drops." d. "Refrigerate the drug to prevent a stinging sensation in the eye during instillation."
Which does the nurse implement to remove a peripheral IV for a client taking warfarin (Coumadin)?
1. Pull the IV catheter out quickly. 2. Apply sterile gloves beforehand. 3. Check partial thromboplastin time. 4. Apply pressure for 5 to 10 minutes.
The client is prescribed phenelzine (Nardil). The client tells the nurse that they consumed two glasses of Chianti wine at lunchtime. What is the nurse's priority action?
1. Assess the client's blood pressure. 2. Discuss the effects of wine on the action of antidepressants. 3. Arrange for admittance to the psychiatric unit. 4. Discuss how food can increase the symptoms of depression.