Sympathetic and Parasympathetic Flashcards
Arrector pili muscle
Contraction
a1
Adipose tissue
Lipid breakdown and release of fatty acids
a2, b1
Blood Vessels: Digestive organs
Constriction
a1
Blood vessels heart
constriction (a1) dilation (b2)
blood vessels: lungs
constriction (a1) dilation (b1,2)
blood vessels: skeletal muscle
constriction (a1) dilation (b2)
blood vessels: skin
constriction (a1,2)
veins
constriction (a1,2) dilation (b2)
ciliary muscle
SYMP: relaxation for far vision (b2)
PARASYMP: contraction for near vision (m)
pupil
SYMP: dilation (a1)
PARASYMP: constriction (m)
gallbladder
SYMP: relaxation (b2)
PARASYMP: contraction (m)
adrenal gland
release of epinephrine and NE (n)
Gastric
SYMP: decreased gastric secretion (a2)
PARASYMP: increased gastric secretion (m)
salivary
SYMP: constriction of blood vessels and slight production of thick, viscous saliva (a1)
PARASYMP: dilation of blood vessels and thin, copious saliva (m)
apocrine sweat
thick, organic secretion (m)
merocrine sweat
watery sweat from most of the skin (m), sweat from the hands or soles (a1)
liver
SYMP: glucose released into blood (a1,b2)
Lungs
SYMP: dilated air passageways (b2)
PARASYMP: constricted air passageways (m)
Heart
SYMP: increased rate and force of contraction (b1,2)
PARASYMP: decreased rate of contraction (m)
skeletal muscles
breakdown of glycogen to glucose (b2)
Wall of stomach and intestines
SYMP: decreased tone (a1,2,b2)
PARASYMP: increased motility (m)
sphincter of the stomach and intestines
SYMP: increased tone (a1)
PARASYMP: decreased tone (m)
wall of urinary bladder
SYMP: NONE!
PARASYMP: contraction (m)
neck of urinary bladder
SYMP: contraction (a1)
PARASYMP: relaxation (m)
