Autonomic

• intestinal secretions symp. and para.

  sympathetic-action of glands is inhibited decrease in prod of secretion

  para.-stimulated-increase prod of secretions
• breathing rate between symp and para.

  symp.-smooth muscles of bronchioles relaxes-intake of air inc.

  para-contracts-intake of air dec.
• difference in heart rate between sympathetic and parasympathetic

  Sympathetic-increase in cardiac contraction-cardio output inc

  Para-decrease in cardiac contraction-cardio output dec.
• what does the parasympathetic system do?

  also known as rest and digest

  decreases rate of energy expenditure

  body enters a calm state
• What does the sympathetic system do?

  -fight or flight

  -increases rate of energy expenditure

  -prepares body for action
• What runs your automatic functions?

  hypothalamus in brain
• What does it do to your eg eyes,tear system,skin and lungs?

  eyes:width of pupils,muscles your eyes use to focus

  tear system-runny nose,mouth waters

  skin-ability to sweat,shiver

  lungs-width of airway,network passages
• Where is it?

  network of neerves that extend through head and body
• What does it do?

  connects your brain to most of your internal organs.

  controls automatic functions of your body that you need to survive.