The nurse is assessing a client's eyes and notes that when the client looks at a near object, the pupil constricts, but when the client looks at an object in the distance, the pupil dilates. The nurse should identify this finding as which condition?
Hyperopia.
Photophobia.
Myopia.
Accommodation.
The Correct Answer is D
Choice A reason: Hyperopia, also known as farsightedness, is a condition where distant objects can be seen more clearly than near objects. It is caused by the eyeball being too short or the cornea having too little curvature. In this scenario, the client's ability to adjust and focus on near and distant objects is not indicative of hyperopia.
Choice B reason: Photophobia is an increased sensitivity to light. It can be caused by various eye conditions, infections, or even migraines. The client's ability to focus on objects at different distances does not correlate with sensitivity to light.
Choice C reason: Myopia, or nearsightedness, is the opposite of hyperopia. Individuals with myopia can see near objects clearly but have difficulty focusing on distant objects. The client's ability to focus on both near and far objects rules out myopia.
Choice D reason: Accommodation is the process by which the eye adjusts its focus from near to distant objects (or vice versa). This involves changes in the shape of the lens, controlled by the ciliary muscles. The client's ability to focus on objects at varying distances correctly describes the accommodation process, making it the appropriate answer.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A reason: While planning activities is important, limiting them to only a few does not fully support the client's independence and participation. Encouraging the client to engage in as many activities as they can manage, with appropriate rest breaks, is more beneficial.
Choice B reason: Clustering activities at the same time can lead to fatigue and overwhelm for a client with Parkinson's disease. It's better to space activities throughout the day to allow for adequate rest and recovery.
Choice C reason: Encouraging and praising the client's efforts to carry out activities of daily living is essential for promoting their independence and self-esteem. Positive reinforcement helps motivate the client and reinforces their ability to manage daily tasks despite their condition.
Choice D reason: Assisting with all daily living activities can lead to dependence and a decrease in the client's confidence and autonomy. The goal is to support the client in maintaining as much independence as possible, providing assistance only when necessary.
Correct Answer is A
Explanation
Choice A reason: Defibrillation is the appropriate intervention for pulseless ventricular tachycardia (VT). It delivers an electrical shock to the heart to restore a normal rhythm. Immediate defibrillation is crucial for survival as it can terminate the arrhythmia and allow the heart to re-establish an effective rhythm.
Choice B reason: Vagal maneuvers, such as the Valsalva maneuver, are used to terminate supraventricular tachycardias but are ineffective for pulseless VT. These maneuvers stimulate the vagus nerve to slow the heart rate but do not provide the necessary intervention for life-threatening arrhythmias like pulseless VT.
Choice C reason: Radiofrequency catheter ablation is a procedure used to treat recurrent arrhythmias by destroying abnormal electrical pathways in the heart. It is not an emergency intervention for pulseless VT. Defibrillation is needed to address the immediate, life-threatening situation.
Choice D reason: Administration of atropine is not indicated for pulseless VT. Atropine is used to treat bradycardia by increasing heart rate, but it does not address the underlying cause of VT. Defibrillation is the correct immediate intervention for pulseless VT.
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