What is the structure that supplies the fetus with nutrients?
A) Yolk sac
B) Placenta
C) Amnion
D) Chorion
Ans: B
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A client has been admitted after sustaining a humerus fracture that occurred when picking up the family cat. What test result would the nurse correlate to this condition?
a. Bence-Jones protein in urine b. Epstein-Barr virus: positive c. Hemoglobin: 18 mg/dL d. Red blood cell count: 8.2/mm3
How do corticosteroids improve breathing in patients with asthma or chronic obstructive pulmonary disease (COPD)?
a. Relaxing bronchial smooth muscle, leading to wider airways b. Reducing mucosal swelling in the lumens, leading to wider airways c. Triggering the sympathetic nervous system, leading to deeper respirations d. Controlling anxiety, leading to an increased ability to focus on respiratory effort
A laboring client's obstetrician has suggested amniotomy as a method for creating stronger contractions and facilitating birth. The client asks, "What are the advantages of doing this?" What should the nurse cite in response?
1. Contractions elicited are similar to those of spontaneous labor. 2. Amniotomy decreases the chances of a prolapsed cord. 3. Amniotomy reduces the pain of labor and makes it easier to manage. 4. The client will not need an episiotomy.
A nurse is administering medication to a client using an intravenous (IV) infusion. What considerations should be kept in mind when using infusion pumps?
A) Infusion pumps use gravity to maintain the flow of IV fluids at a preset rate. B) Infusion pumps are used in clients with kidney disease to prevent fluid overload. C) Infusion pumps automatically regulate the rate and amount of IV fluid. D) Infusion pumps do not pump fluids when the catheter is displaced from the vein.