Multiple Choice
In which of the following situations would the extremity lift NOT be appropriate to use on a patient?
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21. The Immune System
Introduction to First-Line Defenses
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Which of the following skin color changes is most commonly associated with embarrassment?
A
Pallor
B
Erythema
C
Cyanosis
D
Jaundice
Verified step by step guidance1
Understand the context of the question: Skin color changes are often associated with physiological or emotional states. The question asks which change is most commonly linked to embarrassment.
Define the terms provided in the options: Pallor refers to paleness of the skin, Cyanosis is a bluish discoloration due to lack of oxygen, Jaundice is a yellowing of the skin caused by bilirubin buildup, and Erythema is redness of the skin due to increased blood flow.
Recall the physiological response to embarrassment: Embarrassment typically triggers the sympathetic nervous system, leading to vasodilation (widening of blood vessels) in the skin, especially on the face, causing redness.
Match the physiological response to the correct term: Increased blood flow and redness of the skin align with the term 'Erythema.'
Conclude that Erythema is the correct answer because it is the skin color change most commonly associated with embarrassment due to the physiological mechanism of vasodilation.
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