What is the most superficial layer of skin called?
Epidermis.
Adipose tissue.
Subcutaneous.
Dermis.
The Correct Answer is A
Choice A reason: The epidermis is the most superficial skin layer, providing a protective barrier against pathogens and UV radiation. Composed of stratified squamous epithelium, it’s critical for skin integrity. Accurate identification guides wound care and assessments, ensuring proper management of superficial injuries or conditions like dermatitis in clinical practice.
Choice B reason: Adipose tissue is deep, within the subcutaneous layer, not superficial. The epidermis is the outermost layer. Misidentifying adipose risks misunderstanding skin anatomy, leading to errors in wound staging or treatment, potentially compromising care for superficial skin conditions requiring targeted interventions like topical therapies.
Choice C reason: The subcutaneous layer lies beneath the dermis, not superficially. The epidermis is the outermost layer. Assuming subcutaneous is superficial misguides skin assessments, risking incorrect wound care or misdiagnosis of skin conditions, critical for accurate treatment and prevention of complications in integumentary health.
Choice D reason: The dermis lies below the epidermis, containing blood vessels and nerves, not the most superficial layer. Misidentifying dermis risks errors in assessing skin injuries or conditions, potentially leading to inappropriate treatments. Recognizing the epidermis ensures proper care for superficial issues like burns or abrasions in clinical settings.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A reason: This statement is objective, describing observable clinical findings such as facial drooping and slurred but understandable speech with appropriate word choices. It avoids speculative diagnoses, adhering to medical documentation standards that prioritize factual, measurable data. Neurological assessments often note such symptoms, which may indicate conditions like stroke or Bell’s palsy, but the statement remains descriptive, allowing for accurate clinical interpretation.
Choice B reason: Stating “the client is having a stroke” is a definitive diagnosis, which is inappropriate for a medical record without confirmatory diagnostic tests like a CT scan or MRI. Stroke involves cerebral ischemia or hemorrhage, causing symptoms like facial droop, but documentation must avoid premature conclusions to prevent misdiagnosis and ensure proper clinical evaluation.
Choice C reason: This statement is subjective, focusing on the observer’s difficulty understanding speech and using vague terms like “asymmetrical.” It lacks specificity about speech clarity or word choice, which are critical in neurological assessments. Objective documentation should quantify symptoms, such as degree of asymmetry or speech intelligibility, to support accurate medical decision-making.
Choice D reason: This statement speculates a causal link between drooping mouth and speech difficulty without evidence, using “probably,” which is inappropriate for medical records. It lacks detail on speech quality or other neurological signs. Accurate documentation requires precise, objective observations to guide diagnosis, such as noting specific symptoms without assuming unconfirmed etiologies.
Correct Answer is B
Explanation
Choice A reason: Painful urination, or dysuria, involves discomfort during voiding, often due to urinary tract infections or inflammation. It is not synonymous with nocturia, which specifically refers to frequent nighttime urination. Dysuria requires distinct clinical evaluation, including urinalysis, to identify causes like bacterial infection or urethral irritation, making this an incorrect description of the patient’s complaint.
Choice B reason: Nocturia is the medical term for frequent urination at night, disrupting sleep. In elderly patients, it may result from reduced bladder capacity, overactive bladder, or conditions like benign prostatic hyperplasia. This matches the patient’s complaint, as it directly addresses the symptom without implying unrelated issues like pain or incontinence, making it the accurate choice.
Choice C reason: Bladder incontinence involves involuntary urine leakage, distinct from nocturia, which is voluntary urination at night. Incontinence may stem from neurological disorders or weakened pelvic muscles but does not describe the patient’s symptom of frequent nighttime voiding. This choice is incorrect, as it misaligns with the clinical presentation described.
Choice D reason: An inability to void, or urinary retention, is the opposite of nocturia, where the patient voids frequently. Retention may result from obstructions like an enlarged prostate or neurological issues, requiring catheterization or imaging for diagnosis. This choice does not reflect the patient’s symptom of active, frequent urination at night.
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