Multiple choice

Which among the following statements regarding the sympathetic nervous system is incorrect?

  1. Sympathetic nerves originates inside the vertebral column.

  2. The sympathetic nervous system is responsible for up and down-regulating in many homeostatic mechanisms of the body.

  3. The sympathetic nervous system mobilises the body in a fight-or-flight response.

  4. Sympathetic nervous system stimulation causes vasodailation of most blood vessels in the body.

  5. Sympathetic nervous system stimulates gut motility and urinary system output and function.

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Sympathetic nervous system stimulation causes vasoconstriction of most blood vessels, including those of the skeletal muscle.