23. Gross Structure of Kidney

Question 1

Identify 1 -> 3

Answer 1

1. Cortex
2. Medulla (pyramids)
3. Renal papilla

Question 2

Identify 4 -> 5

Answer 2

4. Renal fat
5. Medullary rays

Question 3

Identify 6 -> 9

Answer 3

6. Ureter
7. Minor calices
8. Renal pelvis
9. Major calices

Question 4

Identify 10

Answer 4

10. Renal column

Question 5

At the gross level, the interior of the human kidney is
divided into ___

Answer 5

an outer cortical layer and inner medullary layer.

Question 6

At the gross level, the interior of the human kidney is divided into an outer cortical layer and inner medullary layer.

→ At its apex, each medullary pyramid has a (1)___ in which the collecting ducts of the nephron deliver urine to (2)___.

→ Several major calices coalesce to form the (3)___, which exits the kidney at its (4)___ and forms the (5)___.

→ The ureter conveys urine to the (6)___.

Answer 6

renal papilla

minor and major calices

renal pelvis

hilum

ureter

urinary bladder

Question 7

At the gross level, the interior of the human kidney is divided into an outer cortical layer and inner medullary layer.

→ At its apex, each medullary pyramid has a renal papilla in which the ___ deliver urine to minor and major calices.

Answer 7

collecting ducts of the nephron

Question 8

The 3 most common sites of obstruction of the flow of urine from the kidney to the urinary bladder

• the ureteropelvic junction at the (1)___ of the kidney, where the ureter crosses (2)___
• at the pelvic brim
• at the ureterovesical junction as the ureter passes through (3)___

Answer 8

1. hilum
2. the common iliac vessels
3. the bladder’s detrusor smooth muscle wall.

Question 9

__ coalesce to form the renal pelvis, which exits the kidney at its hilum and forms the ureter.

Answer 9

Several major calices

Question 10

The ureter conveys urine to the __

Answer 10

urinary bladder.

Question 11

What are the 3 most common sites of obstruction of the flow of urine from the kidney to the urinary bladder?

Answer 11

1. the ureteropelvic junction at the hilum of the kidney, where the ureter crosses the common iliac vessels
2. at the pelvic brim
3. at the ureterovesical junction as the ureter passes through the bladder’s detrusor smooth muscle wall.