A nurse is providing teaching to a group of clients about the changes that occur when clients experience cataracts. Which of the following statements should the nurse include in the teaching?

"Vision changes occur when pressure in the eye is increased due to a decrease of aqueous humor."

"Vision changes occur when blood vessels leak fluid or blood under a portion of the retina."

"Vision changes occur when the cloudy lens alters the passage of light through the eye."

"Vision changes occur when retinal tissue pulls away from the blood vessels in the eye."

Answer and Explanation

The Correct Answer is C

A) "Vision changes occur when pressure in the eye is increased due to a decrease of aqueous humor." This statement describes a mechanism associated with glaucoma, not cataracts. In cataracts, vision changes occur due to the opacity or cloudiness of the lens, not changes in intraocular pressure.

B) "Vision changes occur when blood vessels leak fluid or blood under a portion of the retina." This statement describes a mechanism associated with retinal diseases like diabetic retinopathy, not cataracts. In cataracts, the lens becomes cloudy, affecting the passage of light through the eye.

C) "Vision changes occur when the cloudy lens alters the passage of light through the eye." This statement is correct. Cataracts cause the lens of the eye to become cloudy, which interferes with the passage of light through the eye. This results in vision changes such as blurred vision, glare, and difficulty seeing in low light conditions.

D) "Vision changes occur when retinal tissue pulls away from the blood vessels in the eye." This statement describes a mechanism associated with retinal detachment, not cataracts. In cataracts, the lens becomes opaque, but the retinal tissue remains intact.

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Correct Answer is B

Explanation

A. Muscular aches in the leg: Muscular aches in the leg are not typically indicative of an impending cardiac arrest. While leg pain or cramping can be associated with peripheral vascular disease or venous insufficiency, they are not specific signs of cardiac arrest.

B. Profound fatigue: Profound fatigue can be a warning sign of an impending cardiac arrest. Fatigue or weakness can result from inadequate blood flow to the heart muscle, which may occur prior to a cardiac event. Additionally, systemic effects of cardiovascular compromise can lead to generalized weakness and fatigue.

C. Severe headache: While severe headache can be associated with conditions such as hypertension or intracranial bleeding, it is not a typical manifestation of an impending cardiac arrest. Headaches may occur as a result of stress or anxiety related to the cardiac event, but they are not a direct warning sign of impending cardiac arrest.

D. Ringing in the ears: Ringing in the ears, also known as tinnitus, is not typically associated with an impending cardiac arrest. Tinnitus can result from various factors such as noise exposure, ear infections, or certain medications, but it is not considered a warning sign of impending cardiac arrest.

A. Assess palmar reflex. B. Assess for cough reflex. C. Assess the ability to follow simple commands. D. Assess for Cushing's Triad. E. Assess for abnormal posturing.

Correct Answer is ["A","B","C","D","E"]

Explanation

A. Assess palmar reflex. Assessing the palmar reflex helps evaluate the integrity of the nervous system, particularly in response to tactile stimuli. In clients with severe TBI, abnormal reflexes may indicate neurological impairment and guide further assessment and intervention.

B. Assess for cough reflex. Assessing the cough reflex is important for evaluating airway protection and the risk of aspiration, especially in clients with reduced consciousness level due to TBI.

C. Assess the ability to follow simple commands. Assessing the client's ability to follow simple commands provides valuable information about their level of consciousness and cognitive function. It helps determine the extent of neurological impairment and guides the plan of care, including interventions for communication and cognitive deficits.

D. Assess for Cushing's Triad. Cushing's Triad, characterized by hypertension, bradycardia, and irregular respirations, may occur as a late sign of increased intracranial pressure (ICP) in clients with severe TBI. Monitoring for Cushing's Triad is crucial for early recognition of elevated ICP and prompt intervention to prevent further neurological damage.

E. Assess for abnormal posturing. Assessing for abnormal posturing, such as decerebrate or decorticate posturing, helps evaluate neurological function and localize brain injury in clients with TBI. Abnormal posturing indicates severe brain damage and may guide decisions regarding treatment and prognostication.

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A nurse is providing teaching to a group of clients about the changes that occur when clients experience cataracts. Which of the following statements should the nurse include in the teaching?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is providing teaching to a client about recognizing manifestations of an impending cardiac arrest. Which of the following manifestations should the nurse include in the teaching?

Correct Answer is B

Explanation

A nurse is planning care for a client who has a severe traumatic brain injury (TBI). Which of the following should the nurse include in the plan of care? (Select All that Apply.)

Correct Answer is ["A","B","C","D","E"]

Explanation

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