American Association of Critical-Care Nurses (AACN) Certification Practice Test

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Prepare for the AACN Certification Test. Study with flashcards and multiple choice questions, each question comes with hints and explanations. Get ready for your exam!

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Which factor is NOT considered a type of shock?

Hypovolemic
Cardiogenic
Obstructive
Chronic

The correct answer is: Chronic

Chronic is not considered a type of shock because shock refers to an acute, life-threatening condition resulting from inadequate perfusion of tissues, typically characterized by a rapid onset and requires immediate medical intervention. In contrast, chronic refers to a long-term condition that evolves over an extended period. The other factors—hypovolemic, cardiogenic, and obstructive—are all recognized classifications of shock that describe specific mechanisms by which blood flow is compromised, leading to insufficient oxygen delivery to tissues. Hypovolemic shock is due to low blood volume, cardiogenic shock originates from the heart's inability to pump effectively, and obstructive shock arises from physical obstructions affecting blood flow. Understanding these differences is key to recognizing and treating the different types of shock in critical care settings.