ANS

ANS

1. Function

   • visceral activities + voluntary control

2. Structure

   • Sympathetic (fight or flight)
     • Increased cardiac output (CO), increased blood pressure (blood vessels constrict), airway dilation
     • Adrenal Medulla Secretes hormones when stimulated
   • Parasympathetic (rest & digest)
     • Increased urinary activity, increased digestive activity, stimulation of mucus production in airways
   • ANS STRUCTURE
   • SYMPATHETIC & PARASYMPATHETIC

3. NEUROTRANSMITTERS & RECEPTORS

4. DRUGS: Atropine (muscarinic antagonist), Hexamethonium (nicotinic antagonist), Isoprenaline (β1 & β2 agonist), Salbutamol (β2 agonist), Metoprolol, Atenolol (β1 antagonists), Propranolol (non-specific β antagonist)

Images and files in the map