Question

A) How does the nervous system influence the respiratory system? (1 point)
It regulates urine output.
It controls muscle contraction.
It stimulates defense against pathogens.
It regulates blood pressure.

Answer 1

B) The nervous system influences the respiratory system by controlling muscle contraction (1 point).

Answer 2

so what the answer

Answer 3

A) The correct answer is: It controls muscle contraction.