the duodenum

NCLEX-RN

NCLEX RN Actual Exam Test Bank

1. Where is the duodenum located in the digestive system?

A. It is the first part of the small intestine, located immediately after the stomach.
B. It is the section of the digestive system where the gall bladder delivers bile.
C. It is the section of the small intestine where the pancreas delivers digestive juices.
D. None of the above.

Correct answer: D

Rationale: The duodenum is the first part of the small intestine, located immediately after the stomach. It is where the majority of digestion takes place in the gut. The pancreas delivers digestive juices containing amylase and lipase, while the gall bladder delivers bile to aid in the digestion of fats. Choice A incorrectly states that the duodenum is the third section of the small intestine, which is inaccurate. Choice B incorrectly associates the duodenum with the gall bladder, which is not where the duodenum is located. Choice C incorrectly states that the duodenum is where the pancreas delivers digestive juices, which is partly correct but not the main function of the duodenum. Therefore, the correct answer is 'None of the above' as none of the choices accurately describe the location or functions of the duodenum.

2. A client is receiving high-dose brachytherapy as a form of cancer treatment. What type of teaching must the nurse include when educating this client about safety?

A. The client must remain in isolation under airborne precautions
B. The client should stay in a private room at the hospital
C. The client may need to limit visits from friends and family
D. Both B and C

Correct answer: D

Rationale: A client undergoing high-dose brachytherapy has a radiation implant placed for cancer treatment. To ensure safety, the client should be in a private hospital room to prevent radiation exposure to others. Limiting visits from friends and family is necessary to prevent overexposure. Option A is incorrect as isolation under airborne precautions is not required for brachytherapy. Option B and C are the correct choices as they focus on minimizing radiation exposure to others, ensuring safety during treatment.

3. An examiner is using an ophthalmoscope to examine a patient's eyes. The patient has astigmatism and is nearsighted. Which of these techniques by the examiner would indicate that the examination is being correctly performed?

A. Rotating the lens selector dial to bring the object into focus
B. Using the large full circle of light when assessing pupils that are not dilated
C. Rotating the lens selector dial to the black numbers to compensate for astigmatism
D. Using the grid on the lens aperture dial to visualize the external structures of the eye

Correct answer: A

Rationale: To correctly perform an eye examination using an ophthalmoscope on a patient with astigmatism and nearsightedness, the examiner should rotate the lens selector dial to bring the object into focus. This adjustment helps compensate for nearsightedness or farsightedness but does not correct astigmatism. Rotating the lens selector dial to the black numbers is not an appropriate technique for compensating for astigmatism. Using the grid on the lens aperture dial is primarily for visualizing external structures of the eye, not for addressing refractive errors. The large full circle of light is typically used when assessing dilated pupils, not for examining patients with astigmatism and nearsightedness. Therefore, the correct technique is rotating the lens selector dial to bring the object into focus.

4. When teaching a patient to use the three-point gait technique of crutch use:

A. The injured leg moves ahead at the same time as both crutches.
B. One crutch moves at a time and is then followed by the injured leg.
C. Both crutches move ahead at the same time followed by both legs at the same time.
D. None of the above are correct.

Correct answer: A

Rationale: The correct technique for a three-point gait involves the injured leg moving simultaneously with both crutches, followed by the uninjured leg. This gait pattern is utilized when the patient is unable to bear full weight on one of their legs. Choice A accurately describes the appropriate sequence of movements for the three-point gait technique. Choices B and C do not accurately reflect the correct pattern of movement during the three-point gait technique, making them incorrect. Choice D is incorrect as there is a correct option among the choices provided.

5. The nurse is comparing the concepts of religion and spirituality. Which statement describes an appropriate component of one's spirituality?

A. Belief in and worship of God or gods
B. Being closely tied to one's ethnic background
C. Attendance at a specific church or place of worship
D. A connection with something larger than oneself and belief in transcendence

Correct answer: D

Rationale: Spirituality refers to a connection with something larger than oneself and a belief in transcendence. The other responses do not apply to spirituality. Choice A, 'Belief in and worship of God or gods,' and choice C, 'Attendance at a specific church or place of worship,' are more aligned with religious practices. Choice B, 'Being closely tied to one's ethnic background,' is not a defining aspect of spirituality or religion as it pertains more to cultural identity rather than spiritual beliefs.