Lecture 2: Introduction To The ANS Flashcards
1
Q
Is a sympathetic ganglion or a parasympathetic ganglion closer to the target cell?
A
Parasympathetic ganglion.
2
Q
Does the stomach have sympathetic or parasympathetic innervation?
A
Both! Most organs have dual innervation.
3
Q
What does phosphodiesterase do in a penis? And what happens if it is over functioning?
A
It eats up cGMP (which is a vasodilator - causing an erection). Over functioning phosphodiesterase causes erectile dysfunction.