Innervation and blood supply of the kidney, ureters, bladder Flashcards
Which is longer: the right renal vein or the left renal vein?
Left renal vein
Which is longer: the right renal artery or the left renal artery?
Right renal artery
Why is the right renal artery longer than the left?
Because the abdominal aorta is on the left
Why is the left renal vein longer than the right?
Because the IVC is on the right
Which of the following statements about the renal vein is/are TRUE?
A. The left renal vein is shorter than the right because of its close proximity to the inferior vena cava.
B. The gonadal veins drain into the right and left renal veins.
C. The left renal vein crosses the aorta anteriorly unlike the right renal vein.
D. The left renal vein can be transected safely near the hilum without adverse consequences.
E. All of these statements are true.
B/D
The renal plexus of nerves has contributions from the following EXCEPT
A. celiac ganglion and aortic plexus
B. celiac plexus
C. splanchnic nerves
D. testicular plexus
D
The urinary bladder derives its nerve supply from the following EXCEPT
A. pelvic splanchnic nerves
B. vesical plexus
C. sympathetic fibers from T11 to L2
D. sacral plexus
D
Which statement is not true of phleboliths?
A. They are vascular structures seen in the face.
B. They have a radiolucent central area surrounded by a more radiodense periphery
C. They may be mistaken for calculi.
D. They are calcified arteries.
D
During left nephrectomy on removal of a diseased kidney, the renal vein must be ligated as far as possible from its drainage site to avoid compromising the venous drainage of the other structures that drain into the renal vein. These would include the following EXCEPT
A. diaphragm
B testis
C. spleen
D. suprarenal gland
C
Blood filtered by the kidney will be excreted as urine which will have this directional flow
A. minor calyx -> renal papillae -> renal pelvis -> renal sinus -> ureter
B. minor calyx -> major calyx -> renal sinus -> renal pelvis -> ureter
C. renal papillae -> minor calyx -> major calyx -> renal sinus -> renal pelvis
D. renal papillae -> minor calyx -> major calyx -> renal pelvis -> ureter
E. renal papillae -> renal sinus -> major calyx -> renal pelvis -> ureter
D
Damage to the pudendal nerves often results in
A. difficulty in urination
B. leakage of urine during coughing
C. continuous urinary leakage
D. frequent urination
B
- The following roles are served by the renal blood flow except
A. maintains the perfusion of the kidney even at low blood pressures B. delivers oxygen to the kidney C. sustains filtration of urea D. all of the above E. none of the above
A
- Which of the following organs receive/s perfusion higher than the outer renal medulla?
A. heart B. brain C. liver D. all of the above E. none of the above
E
Region of the kidney with the least blood supply A. cortex B. outer medulla C. papilla D. renal columns E. NOTA
C
