The nurse asks the client to perform the action pictured. What is the nurse assessing?
Color discrimination
Near vision
Distance vision
Intraocular pressure
The Correct Answer is B
A) Color discrimination:
Color discrimination involves assessing the client's ability to differentiate between various colors, typically using color plates like the Ishihara test. This test is often used to detect color blindness or deficiencies in color vision. The action depicted in the image, which involves reading text up close, is not relevant to assessing color vision capabilities.
B) Near vision:
Near vision is assessed by having the client read small text or print held at a close distance, often using a near vision chart or card. The image shows the client covering one eye with an occluder while reading text, which is a common method to test the clarity and focus of near vision. This helps determine if the client has issues such as presbyopia, which affects near vision acuity.
C) Distance vision:
Distance vision is typically evaluated using a Snellen chart, where the client reads letters or symbols from a distance of 20 feet. The test aims to assess the clarity of vision at a distance. The action in the image does not align with this type of assessment, as it focuses on close-up reading rather than distance.
D) Intraocular pressure:
Intraocular pressure is measured using tools like a tonometer to assess the fluid pressure inside the eye, which is crucial for diagnosing conditions like glaucoma. This test involves specific instruments and procedures, unlike the reading task depicted in the image, which is unrelated to measuring eye pressure.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A) "Let's discuss your risk factors for heart disease.":
A waist circumference of 43 inches (109 cm) in a male is considered elevated and indicates central obesity, which is a significant risk factor for cardiovascular diseases, including heart disease, hypertension, and type 2 diabetes. Addressing this finding by discussing risk factors for heart disease is appropriate and necessary for preventive healthcare.
B) "We should review the amount of protein in your diet.":
While diet is important, protein intake is not directly related to waist circumference. The primary concern with a large waist circumference is the associated risk of metabolic and cardiovascular conditions, rather than specific macronutrient consumption.
C) "Waist circumference can vary over the course of the day.":
Though there can be minor variations in waist circumference throughout the day due to factors like fluid retention or meals, a measurement of 43 inches is significantly above the threshold indicating central obesity. This warrants a discussion about health risks rather than focusing on daily fluctuations.
D) "You probably have a vitamin deficiency.":
Vitamin deficiencies are not directly indicated by waist circumference measurements. This statement is not appropriate given the finding, as the primary concern with a large waist circumference is its association with increased risk of chronic diseases rather than nutrient deficiencies.
Correct Answer is A
Explanation
A) Obesity II:
A Body Mass Index (BMI) of 37 falls within the range of 35 to 39.9, which is classified as Obesity Class II according to the World Health Organization (WHO) BMI categories. This classification indicates a higher risk of obesity-related health conditions and complications.
B) Overweight:
The overweight category corresponds to a BMI range of 25 to 29.9. A BMI of 37 is significantly higher than this range, indicating a more severe level of excess weight and associated health risks.
C) Normal weight:
Normal weight is defined by a BMI range of 18.5 to 24.9. A BMI of 37 is well above this range, indicating that the patient has excess body weight far beyond what is considered normal.
D) Obesity:
While the term "obesity" generally refers to a BMI of 30 or higher, specific classes of obesity (Class I, II, and III) are defined for more precise categorization. A BMI of 37 specifically places the patient in the Obesity II category.
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