A cervical device that provides maximum rigidity is called a(n) _____. 

A crushing or tearing amputation:

A) is initially treated by applying a proximal tourniquet and retrieving any detached body parts. B) causes less blood loss than expected because the blood vessels retain their ability to constrict. C) cannot be surgically reattached due to the severe vascular and soft-tissue damage that accompanies it. D) can result in excessive blood loss due to hemorrhage if the paramedic does not intervene rapidly.

Which serious immediate complication of peripheral vascular surgery requires an immediate return to the OR?

a. Pain b. Hypertension c. Thrombus d. Hypotension