Pelvic Contents Flashcards
What does the parietal peritoneum line?
Abdominal cavity
What does the peritoneum at the midline reach?
The posterior border of the roof of the bladder
Where does the peritoneum reflect?
Onto the anterior aspects of the uterus at the isthmus of the uterus
What does the peritoneum pass over?
Fundus of the uterus
What is the pocket formed between the uterus and rectum?
Rectouterine pouch
What is th pocket formed between the uterus and bladder?
Vesicouterine pouch
How is the ureteric fold formed?
The peritoneum passes up and over the ureter and vas deferens on each side of the posterior bladder
What is the only pouch formed in the male?
Vesicorectal pouch
Where is the vesicorectal pouch in the male?
Between rectum and bladder
In what gender is the bladder larger in?
Males
What is the bladder?
A hollow viscous with strong muscular walls
What is the function of the bladder?
Temporary reservoir for urine
What covers the bladder?
Transitional epithelium and rugae
Where is the bladder situated when empty?
Lesser pelvis, lying superior to and partially posterior to the pubic bones
What is the parietal covering of the peritoneum stuck against?
Pubic bones
What happens when the bladder fills?
Rises into the suprapubic region
Where does the apex of the bladder point when empty?
Towards the superior edge of the pubic symphysis, urachus
What is the fundus of the bladder made from?
Posterior wall
What is between the apex and fundus?
Body
The base of the bladder is called?
Trigone
What does the trigone have?
Internal area of smooth mucous membrane
What are the walls of the bladder composed of?
Detrusor muscle
What do the muscle fibres towards the neck of the male bladder form?
The involuntary internal urethral sphincter
What contracts during ejaculation to prevent retrograde ejaculation do semen into bladder?
Sphincter vesicae
Why does the detrusor muscle tighten when the bladder contracts?
To assist in preventing reflux of urine into the ureter
What is the uvula?
A slight elevation of the trigone
What is the neck of the bladder in place by in males?
Puboprostatic ligament
What is the neck of the bladder in place by in females?
Pubovesical ligament
What are the main arteries branches of in the bladder?
Internal iliac arteries
What does the superior vesical artery supply?
Anterosuoerior parts of the bladder
In males, what does the inferior vesical artery supply?
Fundus and neck of bladder
In females, what does the vaginal artery replace?
Inferior vesical arteries
How does the veins work in the pelvis?
Vesical venous plexus
The vesical venous plexus is continuous with?
Prostatic venous plexus
What envelops the fundus and prostate in males?
The two venous plexus
What envelops the urethra and neck of bladder in females?
Vesical venous plexus
What is the nerve supply of the bladder?
ANS - inferior hypogastric plexus
