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Urinary bladder
Smooth muscle in the muscularis externa of the urinary bladder is arranged in interlacing fascicles, which do not form the distinct layers present in the digestive system. 300x
![Smooth muscle fascicles <p>Smooth muscle in the muscularis externa of the urinary bladder is arranged in interlacing fascicles, which do not form the distinct layers present in the digestive system. 300x </p>](https://digitalhistology.org/wp-content/uploads/2018/12/Or.Ur_.UB-5-1-ping.png)
Smooth muscle fascicles
Smooth muscle in the muscularis externa of the urinary bladder is arranged in interlacing fascicles, which do not form the distinct layers present in the digestive system. 300x
![Nerves <p>Smooth muscle in the muscularis externa of the urinary bladder is arranged in interlacing fascicles, which do not form the distinct layers present in the digestive system. 300x </p>](https://digitalhistology.org/wp-content/uploads/2018/12/Or.Ur_.UB-5-2-ping.png)
Nerves
Smooth muscle in the muscularis externa of the urinary bladder is arranged in interlacing fascicles, which do not form the distinct layers present in the digestive system. 300x
![Blood vessels <p>Smooth muscle in the muscularis externa of the urinary bladder is arranged in interlacing fascicles, which do not form the distinct layers present in the digestive system. 300x </p>](https://digitalhistology.org/wp-content/uploads/2018/12/Or.Ur_.UB-5-3-ping.png)
Blood vessels
Smooth muscle in the muscularis externa of the urinary bladder is arranged in interlacing fascicles, which do not form the distinct layers present in the digestive system. 300x