Question

25 when blood loss is severe, the ________ nervous system helps maintain blood pressure and divert blood to where it is needed most. multiple choice sympathetic parasympathetic

Explanation:

The sympathetic nervous system is part of the autonomic nervous system. In cases of severe blood - loss, it activates the body's "fight - or - flight" response. This response increases heart rate, constricts blood vessels, and diverts blood to vital organs to maintain blood pressure. The parasympathetic nervous system, on the other hand, is responsible for "rest - and - digest" functions and does not play this role during severe blood loss.

Answer:

A. sympathetic