ANS and Special Senses

Question 1

divisions of ANS

Answer 1

Parasympathetic division: promotes maintenance functions, conserves energy
–> “Rest-and-digest”
–> Digestion, diuresis, defecation

• Sympathetic division: mobilizes body during activity
  –> “Fight-flight fornication”
  –> Exercise, excitement, emergency, embarrassment
• Dual innervation: all visceral organs are served by both divisions, but these divisions cause
  opposite effects