NCLEX-PN
NCLEX PN Test Bank
1. All of the following interventions should be performed when fetal heart monitoring indicates fetal distress except:
- A. Increase maternal fluids.
- B. Administer oxygen.
- C. Decrease maternal fluids.
- D. Turn the mother.
Correct answer: C
Rationale: When fetal heart monitoring indicates fetal distress, interventions are aimed at improving oxygenation to the fetus. Increasing maternal fluids helps improve placental perfusion and oxygen delivery to the fetus. Administering oxygen also aids in increasing oxygen supply to the fetus. Turning the mother can help relieve pressure on the vena cava, optimizing blood flow to the placenta. Therefore, decreasing maternal fluids would not be performed as it can further compromise placental perfusion and fetal oxygenation, making it the exception. Decreasing maternal fluids could potentially exacerbate fetal distress by reducing oxygen delivery and nutrient supply to the fetus, which is contrary to the goal of managing fetal distress.
2. When a client has a chest drainage system in place, where should the system be placed?
- A. above the level of the client's chest
- B. at the level of the client's shoulders
- C. at the level of the chest
- D. below the level of the chest
Correct answer: D
Rationale: A chest drainage system should be placed below the level of the client's chest to ensure proper drainage of fluid from the chest. Placing the system above the level of the chest or at the shoulders would not allow gravity to assist in the drainage process, potentially leading to complications such as fluid accumulation. Similarly, placing it at the level of the chest would not create the necessary gravity-dependent flow for effective drainage, which is crucial for the proper functioning of the chest drainage system.
3. Which hormone in the urine is specifically indicative of pregnancy?
- A. estrogen
- B. progesterone
- C. testosterone
- D. human chorionic gonadotropin
Correct answer: D
Rationale: Human chorionic gonadotropin is the hormone specifically indicative of pregnancy as it is produced by the placenta after implantation. It can be detected in urine and blood samples to confirm pregnancy. Estrogen and progesterone play crucial roles in the menstrual cycle and pregnancy but are not specific indicators of pregnancy on their own. Testosterone is a hormone primarily associated with male reproductive functions and is not directly related to pregnancy, making it an incorrect choice in this context.
4. When should the biohazard emblem be affixed to containers according to the orientation nurse educator reviewing the biohazard legend with a class of new employees?
- A. when there is presence of blood and body fluids.
- B. when there is the need for droplet precautions.
- C. when there is contact isolation.
- D. when there is the potential for airborne transmission.
Correct answer: A
Rationale: The correct answer is 'when there is presence of blood and body fluids.' When handling body substances like blood and body fluids, the risk of transmission of infections increases. Federal regulations mandate warning labels on containers to alert employees and waste collectors. The biohazard emblem consists of a three-ring symbol overlaying a central concentric ring. Blood, wound drainage, feces, and urine are examples of body fluids that can transmit infections and diseases to others. The other choices, B, C, and D, are incorrect because the presence of the biohazard emblem is specifically linked to the handling of blood and body fluids, not to droplet precautions, contact isolation, or airborne transmission.
5. Which sign might a healthcare professional observe in a client with a high ammonia level?
- A. coma
- B. edema
- C. hypoxia
- D. polyuria
Correct answer: A
Rationale: A high ammonia level can lead to hepatic encephalopathy, which includes symptoms like confusion, disorientation, and can progress to coma. Coma is a severe condition of unconsciousness. Edema is swelling caused by excess fluid trapped in body tissues, not typically associated with high ammonia levels. Hypoxia is a condition of inadequate oxygen supply to tissues and organs, not directly related to high ammonia levels. Polyuria is excessive urination, which is not a typical sign of high ammonia levels.
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