Lesson 8- The Autonomic Nervous System Flashcards
1
Q
ANS
A
a branch of pns that works with endocrine system to maintain homeostasis. dynamic equilibrium always readjusting to internal and external enviroment.
2
Q
sympathetic nervous system
A
prepares body for stress (increase heart rate and blood flow)
3
Q
parasympathetic nervous system
A
restores body’s balance after stress (decrease heart rate and blood flow)
4
Q
sns examples
A
- dilates pupil
- inhibits salvation
- relaxes bronchi
- accelerates heart
- inhibits digestive activity
- stimulates glucose release by liver
- secretion of epinephrine and norepinephrine from kidney
- relaxes bladder
- contracts rectum
5
Q
psns examples
A
- constricts pupils
- stimulates salvation
- inhibits heart
- constricts bronchi
- stimulates digestive activity
- stimulates gallbladder
- contracts bladder
- relaxes rectum
