A 25-year-old male is in a car accident and sustains a fracture to his left femur with extensive soft tissue injury. The pain associated with the injury is related to:
A) histamine and serotonin.
B) kinins and prostaglandins.
C) vasoconstriction.
D) immune complex formation.

Question

Quizplus · Accepted Answer

Kinins and prostaglandins are released during tissue injury and are responsible for pain, inflammation, and vasodilation. Histamine and serotonin are also involved in the inflammatory response but are not specifically related to pain in this case. Vasoconstriction and immune complex formation are not directly related to the pain associated with this injury.

A 25-Year-Old Male Is in a Car Accident and Sustains