What type of shock results from severe bleeding?

Hypovolemic shock is the correct answer, as it specifically occurs due to a significant loss of blood volume, which can result from severe bleeding. In this type of shock, the body experiences a reduction in circulating blood volume, leading to decreased perfusion of vital organs. This response triggers a cascade of physiological reactions aimed at maintaining blood pressure and blood flow, ultimately indicating a critical medical emergency that requires immediate attention.

In contrast, cardiogenic shock primarily results from the heart's inability to pump blood effectively, often due to a heart attack or severe heart condition. Neurogenic shock is caused by a disruption in the nervous system, particularly following spinal injuries, leading to a loss of vascular tone and subsequent hypotension. Septic shock is associated with a severe infection that causes systemic inflammation, ultimately leading to a drop in blood pressure due to vasodilation. Each type of shock has distinct underlying causes and mechanisms, but hypovolemic shock is uniquely tied to the direct loss of blood volume due to severe bleeding.