PSNS or SNS function? What receptor? Flashcards
Contraction of iris radial muscle (pupil dilation)
Sympathetic. Alpha 1
Contraction of iris sphincter muscle (pupil contraction)
Parasympathetic. Muscarinic
Contraction of ciliary muscle (lens accommodates for near vision)
Parasympathetic. Muscarinic
Dilation of trachea and bronchioles
Sympathetic. Beta 2
Constriction of trachea and bronchioles
Parasympathetic. Muscarinic
Increased secretions of trachea and bronchioles
Parasympathetic. Muscarinic
Epinephrine and norepinephrine secreted from adrenal medula
Sympathetic. Nicotinic receptor
Secretion of renin
Sympathetic. Beta 1 increases. Alpha 1 decreases.
Relaxation of detrusor muscle
Sympathetic. Beta 2.
Contraction of trigone and sphincter.
Sympathetic. Alpha 1.
Contraction of detrusor.
Parasympathetic. Muscarinic.
Relaxation of trigone and sphincter.
Muscarinic
Simulates ejaculation
Sympathetic. Alpha 1
Simulates erection
Parasympathetic. Muscarinic
Simulates tears
Parasympathetic. Muscarinic
Thick viscid secretion from salivary glands
Sympathetic. Alpha 1.
Copious, watery secretion from salivary glands
Parasympathetic. Muscarinic.
Increased heart rate and contractility
Sympathetic. Beta 1
Decreased heart rate and contractility.
Parasympathetic. Muscarinic
Decrease in GI muscle motility and tone
Sympathetic. Beta 2
Contraction of GI sphincters
Sympathetic. alpha 1
Increased GI muscle motility and tone
Parasympathetic. Muscarinic.
Relaxation of the uterus
Sympathetic. Beta 2
Dilation of blood vessels to skeletal muscle
Sympathetic. Beta 2
Constriction of blood vessels to skin, mucous membranes, and splanchnic area.
Sympathetic. Alpha 1