Which of the following statements regarding idiopathic neuropathy is true?
Idiopathic neuropathy has no known cause.
Idiopathic neuropathy is hereditary in nature.
Idiopathic neuropathy is caused by nutritional deficits.
Idiopathic neuropathy is caused by disease or illness.
The Correct Answer is A
A) Idiopathic neuropathy has no known cause: This statement is accurate, as idiopathic neuropathy refers to nerve damage for which no specific cause can be identified despite thorough investigation. The term "idiopathic" literally means "of unknown origin," indicating that the underlying mechanism remains unclear.
B) Idiopathic neuropathy is hereditary in nature: While some neuropathies can be hereditary, idiopathic neuropathy itself is not classified as hereditary since it lacks a defined genetic cause. Hereditary neuropathies are specific types that have a genetic basis.
C) Idiopathic neuropathy is caused by nutritional deficits: Nutritional deficits can lead to various types of neuropathy, but idiopathic neuropathy specifically is characterized by the absence of a known cause. Therefore, attributing it to nutritional deficits would be incorrect.
D) Idiopathic neuropathy is caused by disease or illness: While certain diseases can cause neuropathy, the key characteristic of idiopathic neuropathy is that no specific disease or illness has been identified as the cause. This differentiates it from other neuropathies that are secondary to identifiable conditions.
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Correct Answer is A
Explanation
A) Barrel Chest: This term describes a condition where the anterior-posterior (AP) diameter of the chest is equal to the transverse diameter, giving the chest a rounded appearance. This finding is often observed in older adults or individuals with chronic respiratory conditions, and it indicates a potential increase in lung volume and air trapping, commonly seen in conditions like emphysema or chronic obstructive pulmonary disease (COPD).
B) Chronic Obstructive Pulmonary Disease: While barrel chest can be associated with COPD, it is not a direct descriptor of the chest shape. COPD encompasses various symptoms and physiological changes but does not specifically define the chest's physical appearance as barrel-shaped.
C) Anterior/Posterior Distortion: This term does not accurately describe the findings observed in the assessment. While it suggests some alteration in chest shape, it does not specifically refer to the characteristic appearance of barrel chest, which is a well-defined clinical term.
D) Lordosis: This refers to an excessive inward curve of the spine, particularly in the lumbar region. While it may affect posture and overall body alignment, it does not relate to the chest shape or measurements, making it an inappropriate choice in this context.
Correct Answer is D
Explanation
A) Symmetry of lesions: While asymmetry can be a concern when assessing moles, it is not the most critical indicator when a lesion has already shown signs of burning and bleeding. Symmetry is one aspect of the overall assessment but does not immediately indicate danger in this scenario.
B) Border regularity: Irregular borders can suggest malignancy; however, the presence of burning and bleeding is a more pressing sign that warrants immediate attention. While border irregularity is important to assess, it is not as concerning as changes in color or the presence of symptoms like bleeding.
C) Diameter less than 6 mm: A diameter less than 6 mm is generally considered a normal size for moles and is not indicative of malignancy on its own. In this case, the burning and bleeding of the mole are more significant findings that raise concern, regardless of its size.
D) Color variation: Color variation in a pigmented lesion is a significant danger sign, as it can indicate changes that may suggest malignancy, especially when combined with other concerning symptoms like burning and bleeding. Variability in color may indicate the presence of different cell types and is a key factor in assessing the risk of melanoma.