ASIS International (ASIS) Professional Certified Investigator Practice Exam

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What is the main consequence of cyanosis?

Increased blood flow
Oxygen deprivation
Suffocation
Wound healing

The correct answer is: Oxygen deprivation

Cyanosis refers to a bluish discoloration of the skin and mucous membranes, which is primarily a result of oxygen deprivation. This can occur when the amount of oxygen in the blood falls below normal levels, usually due to respiratory or circulatory issues such as lung disease, heart problems, or exposure to high altitudes. It is an important clinical sign indicating that tissues are not receiving adequate oxygen, which can lead to serious health complications. The other options do not accurately reflect the main consequence of cyanosis; increased blood flow typically indicates a response to oxygen demand rather than a lack of oxygen, suffocation results from a complete lack of air supply rather than just oxygen deficiency, and wound healing involves complex biochemical processes that are not directly linked to cyanosis itself. Thus, understanding that cyanosis is a clinical sign of oxygen deprivation helps to emphasize the importance of assessing and addressing the underlying causes of this condition.