A 34-year-old man presents with a 5-day history of a painful sore on his hand. Physical examination reveals a 0.5-cm abscess on the extensor surface of the left hand that drains a thick, purulent material. Diapedesis of leukocytes into and around this patient's infected wound occurs primarily at which of the following anatomic locations?
High-Yield Explanation
One of the earliest responses following tissue injury occurs within the microvasculature at the level of the capillary and postcapillary venule.