Which of the following is NOT a type of bleeding?

The correct answer identifies cardiac as not a type of bleeding. In the context of bleeding classifications, arterial, venous, and capillary refer to specific types of blood vessels and the nature of bleeding that can occur from each.

Arterial bleeding arises from arteries, characterized by bright red blood that spurts from the wound, indicating a high-pressure system. Venous bleeding, on the other hand, involves blood flowing from veins, which is typically darker and flows steadily. Capillary bleeding refers to the smaller blood vessels and is usually minimal, characterized by oozing rather than flowing.

In contrast, cardiac does not fit into these categories, as it describes the heart itself and does not relate to a specific type of bleeding. This distinction is crucial for understanding how different kinds of bleeding present in medical emergencies, and why the classification matters when providing first aid or medical treatment.