| Term 
 | Definition 
 
        | ->10cm from anterior sacral prominence to midpoint pubic symphesis |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | -10 cm -limiting pelvic size for vaginal delivery
 -btwn tips of ischial spines
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | -largest diameter (13.5 cm) |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | transmits neurovascular bundle to outer thigh |  | 
        |  | 
        
        | Term 
 
        | tendinous arch of deep obturator fascia |  | Definition 
 
        | where fibers of iliococcygeal muscle attach near ileus |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | filled with fat to give rectum room to distend |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | peritoneal covering of uterus, uterine tubes and ovaries (it's a mesentary; double layer of peritoneum- like a sheet hanging over) |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | fascia that supports the uterus at the cervical portion. |  | 
        |  | 
        
        | Term 
 
        | female 'water under the bridge' |  | Definition 
 
        | -ureter passes under uterine artery |  | 
        |  | 
        
        | Term 
 
        | male 'water under the bridge' |  | Definition 
 
        | ureter passes under ductus deferns |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | crura/bulb + muscles that cover them in males (only crura in females) |  | 
        |  | 
        
        | Term 
 
        | T11-L2 Preganglionic Sympathetics |  | Definition 
 
        | Innervates sm muscle of ductus deferens, IUS and IAS (lumbar splanchnic n) |  | 
        |  | 
        
        | Term 
 
        | S2-S4 Preganglionic Parasympathetics |  | Definition 
 
        | Innervate sm muscle of hindgut, and glands for peristaltic secretions/contractions as well as detrusor muscle. |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Innervates Skeletal muscle: in both UG and pelvic diaphragms And both external anal and urethral sphincters
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | smooth muscle maintaining integrity of UG diaphragm in perinueum. |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Covers UG diaphragm "separates deep and superfiscial pouch" |  | 
        |  |