EFFECTOR ORGAN |
SYMPATHETIC STIMULATION |
Heart |
Increascd heart ratę (/?,)* Morę contractilc force (/?,) Morę output volumee (/»]) |
Coronary Arteries | |
Direct cfTcct (innervation) |
Superficial constriction (a) Deep vesset dilation ifi2) |
Indircct eflect (mctabolic) |
Generalized vasodilation |
Systemie Blood Vessets | |
Skeletal musclc |
Mostiy vasodilatiop (/?2) |
Intcgumcnt |
Vasoconstriclion (orj |
Visceral organs |
Vasoconstriction (a) |
Nasal mucosa |
Va$oconstric:ion (a) |
Eye | |
Iris |
Dilation (mydriasis) (<X|) |
Ciliary muscle |
Retaxaiion (far vision) (JJ) |
Tarsal muscles |
Cor.traction (a) |
LacrimaJ gland |
Yasocon.striction (a) |
Integument | |
Hrcctor pili mm. |
Contraction (et) |
Apocrine glands |
Secretion <a) |
Swcat glands |
Patms ofhands (oc), rest of body |
(Mj-ACbR)t
PARASYMPATHETIC STIMULATION
Dccrcascd hcart ratę Rcduced contractilc forcc Rcduccd outpuł volumc
Slight dilation Gencraltzed constriction
No dctectable response Dilation (facc.blushing) Vasodilation Vasodilation
Constriction (miosis)
Conlraction (near vision)
Sccrction of tears and vasodilation