The action of acetylcholine on the nictitating membrane of the spinal cat.
D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D002415:Cats; D005143:Eyelids / Q000494:pharmacology*; D009541:Nictitating Membrane
D000109:Acetylcholine
ACETYLCHOLINE/pharmacology; EYELIDS/pharmacology