1.4 The Ureters and the Urinary Bladder

Question 1

How is the Ureter Peritonised?

Answer 1

It is Retroperitoneal

Question 2

What is the Ureter?

Answer 2

A distensible, muscular tube that connects the Kidney with the Bladder

Question 3

Where does the Proximal Portion of the Ureter lie?

Answer 3

In the Abdominal Cavity

Question 4

Where does the Distal Portion of the Ureter lie?

Answer 4

In the Pelvic Cavity

Question 5

Where does the Ureter commence?

Answer 5

At a dilatation known as the Renal Pelvis

Question 6

Where does the Ureter lie, in relation to the other Renal Vessels?

Answer 6

Posterior

Question 7

Where does the Ureter follow as it descends towards the Bladder?

Answer 7

The Psoas Major Muscle

Question 8

What does the Ureter cross over as it is travelling towards the bladder?

Answer 8

The bifurcation of the Common Iliac Artery

Question 9

What is significant about the Ureter crossing over the Bifurcation of the Common Iliac Artery?

Answer 9

It is a common place for constriction, and therefore obstruction

Question 10

Which wall of the Pelvis does the Ureter travel on?

Answer 10

The Lateral Wall

Question 11

After coursing along the Lateral Wall of the Pelvis, where does the Ureter go?

Answer 11

It turns Medially and enters into the Bladder

Question 12

In males, what crosses the Ureters superiorly?

Answer 12

The Ductus (Vas) Deferens

Question 13

In females, what crosses the Ureters superiorly?

Answer 13

The Uterine (Ovarian) Artery

Question 14

Where are the 3 constrictions of the Ureter?

Answer 14

1. The Pelvoureteric Junction
2. Over the Pelvic Brim
3. The Vesicoureteric Junction

Question 15

What is the Pelvoureteric Junction?

Answer 15

The Junction at the Renal Pelvis

Question 16

What is the Pelvic Brim?

Answer 16

The area of Bifurcation of the Common Iliac Artery

Question 17

What is the Vesicoureteric Junction?

Answer 17

The Junction as the Ureter enters the Bladder

Question 18

What part of the Bladder does the Ureter enter?

Answer 18

The Trigone (aka the Base of the Bladder) on the Posterior Wall

Question 19

From which part of the Bladder does the Urethra exit?

Answer 19

The Neck of the Bladder (the Inferior-most part) at the Urethral Orifice

Question 20

What is the Median Umbilical Ligament and Embyrological Remnant of?

Answer 20

The Urachus of the Hindgut

Question 21

Where does the Median Umbilical Ligament extend from / to?

Answer 21

From - The Apex of the Bladder

To - The Umbilicus

Question 22

What kind of Tissue makes up the walls of the Bladder?

Answer 22

Transitional

Question 23

What is the name of the Joint immediately anterior to the Urinary Bladder?

Answer 23

The Pubic Symphis

Question 24

What is the relationship between the of the Parietal Peritoneum and the Urinary Bladder?

Answer 24

The Parietal Peritoneum, from the Inferior Part of the Abdominal Wall, drapes over the Superior Surface of the Urinary Bladder and dips down behind the surface of the Peritoneal Pouches

Question 25

What kind of Epithelium lines the Urinary Bladder and Ureter?

Answer 25

Stratified Transitional Epithelium

Question 26

What is the Advantage of having Stratified Transitional Epithelium?

Answer 26

It can stretch to accommodate fluctuations in Urinary Fluid Volume

Question 27

What is the Urethra?

Answer 27

A tube which arises from the inferior part of the Urinary Bladder

Question 28

Where does the Urethra carry Urine from / to?

Answer 28

From - The Bladder

To - The Exterior (Excretion)

Question 29

Is its anatomy in both males and females the same?

Answer 29

No

Question 30

Which sex has a longer Urethra?

Answer 30

Males

Question 31

Which sex has a short Urethra?

Answer 31

Females