Practice questions for Urinary System fully solved & updated (graded A+)

Practice questions for
Urinary System fully
solved & updated
(graded A+)
1) The urinary system does all of the following except
A) excreting excess albumin molecules.
B) regulating blood volume.
C) contributing to stabilizing blood pH.
D) eliminating organic waste products.
E) regulating plasma concentrations of electrolytes. - answer A


2) Functions of the urinary system include
A) regulation of blood volume and blood pressure.
B) regulation of plasma concentration of certain ions.
C) helping to stabilize blood pH.
D) conservation of valuable nutrients.
E) All of the answers are correct. - answer E


3) A glomerulus is
A) the expanded end of a nephron.
B) a knot of capillaries within the renal corpuscle.
C) the source of erythropoietin.
D) attached to the collecting duct.
E) the horseshoe-shaped segment of the nephron. - answer B

,5) Urine is eliminated through the
A) liver.
B) urinary bladder.
C) kidney.
D) ureter.
E) urethra. - answer E


6) The urinary system regulates blood volume and pressure by
A) adjusting the volume of water lost in urine.
B) releasing erythropoietin.
C) releasing renin.
D) regulating NaCl levels in the blood.
E) All of the answers are correct. - answer E


7) Urine is carried to the urinary bladder by
A) blood vessels.
B) lymphatics.
C) the ureters.
D) the urethra.
E) the calyces. - answer C


8) Each of the following organs is part of the urinary system except the
A) kidney.
B) urinary bladder.
C) rectum.
D) ureter.
E) urethra. - answer C

, 9) Urine passes, in the order given, through which of the following
structures?
A) collecting duct, renal pelvis, urethra, bladder, ureter
B) renal pelvis, collecting duct, bladder, ureter, urethra
C) collecting duct, renal pelvis, ureter, bladder, urethra
D) renal pelvis, urethra, bladder, ureter, collecting duct
E) collecting duct, ureter, renal pelvis, urethra, bladder - answer C


10) All of the following are true of the kidneys except that they are
A) located in a position that is retroperitoneal.
B) surrounded by a fibrous capsule.
C) located partly within the pelvic cavity.
D) held in place by the renal fascia.
E) covered by peritoneum - answer C


11) The prominent indentation on the medial surface of the kidney is the
A) calyx.
B) pelvis.
C) ureter.
D) hilum.
E) pyramid. - answer D


12) The renal sinus is
A) the innermost layer of kidney tissue.
B) part of a renal pyramid.
C) an internal cavity lined by the fibrous capsule.
D) a large branch of the renal pelvis.