\(y=\frac{1}{x}\) This means that the line y=0 is a horizontal asymptote. Horizontal asymptotes occur most often when the function is a fraction where the top remains positive, but the bottom goes to infinity. Going back to the previous example, \(y=\frac{1}{x}\) is a fraction.
Causes of Wounds. Wound causes can be internal or external in origin. Wounds of internal origin are mainly due to impaired circulation, neuropathy or medical illness. Wounds of external origin are due to an outside force or trauma that causes open or closed wounds.
Possible causes include: Traumatic bleeding. An injury can cause traumatic bleeding. Common types of traumatic injury include: abrasions or grazes that do not penetrate below the skin; hematoma or bruises ; lacerations or incisions; puncture wounds from items like needles or knives; crushing injuries; gunshot wounds; Medical conditions. There are also some medical conditions that can cause bleeding.