Skin color that lacks the red-pink tones from decreased hemoglobin in blood is best described as:
Pallor.
Cyanosis.
Jaundice.
Erythema.
The Correct Answer is A
Choice A rationale
Pallor refers to the pale appearance of the skin due to decreased blood flow or decreased hemoglobin levels. It is often seen in conditions such as anemia, where there is a reduced number of red blood cells or hemoglobin, leading to a lack of the red-pink tones normally present in healthy skin.
Choice B rationale
Cyanosis refers to a bluish discoloration of the skin and mucous membranes due to inadequate oxygenation of the blood. It is often seen in respiratory or cardiovascular conditions where there is a decrease in oxygen levels. Cyanosis does not describe the absence of red-pink tones from decreased hemoglobin.
Choice C rationale
Jaundice refers to a yellow discoloration of the skin and eyes due to elevated levels of bilirubin in the blood. It is often seen in liver conditions or hemolysis. Jaundice is not related to decreased hemoglobin levels or the absence of red-pink tones in the skin.
Choice D rationale
Erythema refers to redness of the skin caused by increased blood flow to the capillaries in the dermis. It is often associated with inflammation, infection, or skin irritation. Erythema indicates increased blood flow, not decreased hemoglobin levels.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","C"]
Explanation
Choice A rationale
An elliptical chest configuration is considered a normal shape for the thorax. This configuration allows for optimal lung expansion and function. Deviations from this shape, such as a barrel chest, might indicate underlying pulmonary conditions.
Choice B rationale
Eupnea refers to normal, unlabored breathing, which is an expected finding during a respiratory assessment. It indicates that the individual is not experiencing respiratory distress and that their respiratory rate, rhythm, and effort are within normal limits.
Choice C rationale
Resonance is a normal percussion sound heard over healthy lung tissue. It indicates that the underlying lung areas are filled with air, which is a positive sign of healthy lung function.
Choice D rationale
Inspiratory wheezing, a high-pitched whistling sound during breathing, is typically indicative of narrowed or obstructed airways, often associated with conditions such as asthma or chronic obstructive pulmonary disease, and is not considered a normal finding.
Correct Answer is D
Explanation
Choice A rationale
Separation of the retina from the choroid, also known as retinal detachment, is a different condition altogether. Retinal detachment can cause vision loss but is not related to macular degeneration. This condition often requires immediate medical attention to prevent permanent vision loss and is typically characterized by the sudden appearance of floaters, flashes of light, and a shadow or curtain over a portion of the visual field.
Choice B rationale
Peripheral vision loss and seeing halos around light are more commonly associated with conditions like glaucoma. Glaucoma involves increased intraocular pressure, which can damage the optic nerve and lead to peripheral vision loss and seeing halos around lights. This condition can be managed with medications or surgery to lower intraocular pressure and prevent further vision loss.
Choice C rationale
Complaints of severe pain and pressure in the eye are indicative of acute angle-closure glaucoma. This is a medical emergency and requires prompt treatment to reduce intraocular pressure and prevent optic nerve damage. The symptoms of acute angle-closure glaucoma are sudden and severe and can include headache, nausea, and vomiting, along with the eye pain and pressure.
Choice D rationale
Central vision loss with intact peripheral vision is characteristic of macular degeneration, particularly age-related macular degeneration (AMD). AMD affects the macula, the part of the retina responsible for sharp, central vision. As the macula deteriorates, central vision becomes blurry or wavy, making it difficult to read, drive, or recognize faces, while peripheral vision remains largely unaffected.
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