The supravaginal portion of the cervix is separated in front from the bladder

Urinary bladder

The urinary bladder is the organ that collects urine excreted by the kidneys before disposal by urination. A hollow muscular, and distensible organ, the bladder sits on the pelvic floor...

 by fibrous tissue (parametrium

Parametrium

In women, the supravaginal portion of the cervix is separated in front from the bladder by fibrous tissue, the parametrium , which extends also on to its sides and laterally between the layers of the broad ligaments....

), which extends also on to its sides and lateralward between the layers of the broad ligaments.

The uterine arteries reach the margins of the cervix in this fibrous tissue, while on either side the ureter

Ureter

In human anatomy, the ureters are muscular tubes that propel urine from the kidneys to the urinary bladder. In the adult, the ureters are usually long and ~3-4 mm in diameter....

 runs downward and forward in it at a distance of about 2 cm. from the cervix.

Posteriorly, the supravaginal cervix is covered by peritoneum, which is prolonged below on to the posterior vaginal wall, when it is reflected on to the rectum

Rectum

The rectum is the final straight portion of the large intestine in some mammals, and the gut in others, terminating in the anus. The human rectum is about 12 cm long...

, forming the rectouterine excavation.

It is in relation with the rectum, from which it may be separated by coils of small intestine

Small intestine

The small intestine is the part of the gastrointestinal tract following the stomach and followed by the large intestine, and is where much of the digestion and absorption of food takes place. In invertebrates such as worms, the terms "gastrointestinal tract" and "large intestine" are often used to...

.

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