title: A note on the presence of glandular acini in the bladder trigone of a guinea pig.
mesh_terms: D000818:Animals; D006168:Guinea Pigs / Q000033:anatomy & histology*; D008297:Male; D009092:Mucous Membrane / Q000033:anatomy & histology*; D014521:Urethra / Q000033:anatomy & histology; D001743:Urinary Bladder / Q000033:anatomy & histology*