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 C
Explanation
A) Blockage of the tear ducts causing excessive tearing:
Blockage of tear ducts (dacryostenosis) results in excessive tearing (epiphora) due to inadequate drainage of tears into the nasal cavity. It does not directly contribute to glaucoma, which primarily involves increased intraocular pressure (IOP) and optic nerve damage.
B) Inflammation of the cornea resulting in blurry vision:
Corneal inflammation (keratitis) can cause blurry vision, pain, and sensitivity to light, but it is not the primary pathophysiology of glaucoma. Glaucoma primarily involves damage to the optic nerve due to elevated IOP.
C) Increased intraocular pressure (IOP) leading to optic nerve damage:
Glaucoma is characterized by elevated IOP, which puts pressure on the optic nerve and can lead to progressive damage and vision loss if untreated. This is the primary pathophysiological process in most types of glaucoma.
D) Degeneration of the lens leading to cataracts:
Cataracts involve the clouding of the lens of the eye, leading to visual impairment. While cataracts are a common condition in older adults, they are not directly related to the pathophysiology of glaucoma, which primarily involves elevated IOP and optic nerve damage.
Correct Answer is ["A","B","C","D","E"]
Explanation
A) Location: Documenting the exact location of lesions is crucial for monitoring changes over time, assessing potential spread or resolution, and providing accurate information for future reference. This information helps in the diagnosis and in tracking the effectiveness of treatments.
B) Color: The color of lesions can provide important clues about their nature and cause. For example, red or inflamed lesions might indicate infection or irritation, while darker lesions could suggest malignancy or chronicity. Color changes can also signify healing or worsening of the lesion.
C) Condition of surrounding skin: Noting the condition of the skin around the lesions helps assess whether there is additional inflammation, infection, or other skin conditions that may be related to the primary lesion. This provides a more comprehensive understanding of the patient’s skin health and any secondary complications.
D) Elevation: Elevation refers to whether the lesion is raised, flat, or depressed compared to the surrounding skin. This characteristic helps in identifying the type of lesion, such as a papule, plaque, or ulcer. Elevated lesions might suggest certain dermatological conditions, while depressed lesions might indicate scarring or loss of tissue.
E) Distribution pattern: The pattern of how lesions are distributed on the body can provide diagnostic clues. For example, a linear distribution might suggest contact dermatitis, while a symmetrical distribution could indicate a systemic condition. Understanding the distribution pattern helps in identifying the underlying cause and planning appropriate treatment.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today