Urinary System

Question 1

Define urinary system

Answer 1

The system involved in the production and excretion of urine

Question 2

What are the parts of the urinary system?

Answer 2

Kidneys
Ureters
Urinary bladder
Urethra (male vs female)

Question 3

Answer 3

Question 4

What is pelvis?

Answer 4

A body region that lies below abdomen

Question 5

What is the bony part of the pelvis formed by?

Answer 5

Two HIP bones anterolateral and the sacrum in the middle, posteriorly

Question 6

What is the pelvis divided by?

Answer 6

Pelvic brim into → false (above) and true (below) pelvis

Question 7

What is pelvic brim?

Answer 7

The plane separating two parts of pelvis

Question 8

What is the pelvic brim formed by?

Answer 8

Sacral promontry posteriorly
Arcuate lines on the hip bones laterally
Symphysis pubis anteriorly

Question 9

What is pelvic diaphragm?

Answer 9

Muscular partition formed by pelvic muscles
It separates the true pelvic cavity above from the perineum below

Question 10

Answer 10

Question 11

Answer 11

Question 12

What are kidneys?

Answer 12

Paired, bean-shaped organs involved in forming urine
Each kidney is convex laterally and concave medially where it presents hilum

Question 13

Where do kidneys lie?

Answer 13

On the posterior abdominal wall

Question 14

Which kidney is lower?

Answer 14

Right one because the liver pushes it down

Question 15

What are the posterior relations of the right kidney?

Answer 15

Posterior abdominal wall
Diaphragm
12th rib

Question 16

What are the posterior relations of the left kidney?

Answer 16

Posterior abdominal wall
Diaphragm
11th and 12th ribs

Question 17

What is the superior relations of the left kidney?

Answer 17

Left suprarenal gland

Question 18

What is the superior relations of the right kidney?

Answer 18

Right suprarenal gland

Question 19

What are the anterior relations of the left kidney?

Answer 19

Spleen
Pancreas
Jejunum
Colon
Stomach

Question 20

What are the anterior relations of the right kidney?

Answer 20

Duodenum
Colon
Liver

Question 21

What is the blood supply for kidneys?

Answer 21

Arterial → renal arteries from the abdominal aorta
Venous → renal veins that pour in the inferior vena cava

Question 22

What are ureters?

Answer 22

Tubes that connect the kidneys above with the urinary bladder bellow

Question 23

What do ureters carry?

Answer 23

Formed urine to the urinary bladder

Question 24

Each ureter comes out of…

Answer 24

The helium of the kidney, runs downwards and opens in the posterolateral angle of the urinary bladder

Question 25

What are the ureter narrowing sites where stones might be lodged?

Answer 25

Pelvi-ureteric junction
Pelvic brim
At the termination of the ureter

Question 26

What is urinary bladder?

Answer 26

A hollow muscular organ that stores urine till its voided

Question 27

Where does urinary bladder lie?

Answer 27

In the true pelvis, behind the symphysis pubis

Question 28

What are the openings of the urinary bladder?

Answer 28

Right and left ureteric openings → at the posterolateral angles
Urethral opening → inferiorly

Question 29

Describe the mucosa of the urinary bladder?

Answer 29

Shows rugae, and the wall is highly elastic → helping in the function which is storing urine

Question 30

Answer 30

Question 31

What is urethra?

Answer 31

The tube by which the urine is conveyed out of the body from the bladder, and which in males also conveys semen

Question 32

Compare between urethra of man and woman

Answer 32

Question 33

What do urethral sphincters help with?

Answer 33

When they are closed they help in storing urine in the bladder