The arrangement of sarcoplasmic reticulum in smooth muscle.
D000818:Animals; D000831:Animals, Newborn; D001808:Blood Vessels / Q000166:cytology; D003106:Colon / Q000166:cytology; D005260:Female; D006168:Guinea Pigs / Q000196:embryology; D007082:Ileum / Q000166:cytology; D007583:Jejunum / Q000166:cytology; D008297:Male; D008854:Microscopy, Electron; D009130:Muscle, Smooth / Q000166:cytology*; D012007:Rectum / Q000166:cytology; D012519:Sarcoplasmic Reticulum; D013270:Stomach / Q000166:cytology; D014599:Uterus / Q000166:cytology; D014649:Vas Deferens / Q000166:cytology