BIO 226 Chapter 25 Practice Questions

Chapter 25

1. Referring to labeled features in the illustration, identify the collecting duct?




o A
o B
o C
o D
o E

2. Which of the following statements is FALSE?
o The first step in urine production is glomerular filtration.
o In tubular secretion, some substances not needed by the body are moved
from the blood to the tubule.
o Fluid that enters the capsular space is glomerular filtrate.
o In tubular reabsorption, water and useful solutes are reclaimed into the blood.
o The diameter of the efferent glomerular arteriole is larger than the afferent
glomerular arteriole.

3. Which of the following is NOT part of the urinary system?
o Urinary bladder
o Ureter
o Urethra
o Suprarenal glands
o Kidneys

4. The right kidney is normally lower than the left because of the _____________.
o Heart
o Stomach
o Pancreas
o Liver
o Spleen

, 5. What is the name of the structure labeled?




o Ureter
o Renal column
o Renal cortex
o Renal medulla
o Fibrous capsule

6. What is the functional unit of the kidney?
o Renal artery
o Nephron
o Cortex
o Glomerulus
o Urinary bladder

7. What is the name of the structure labeled with the arrow?




o Trigone
o Ureter
o Urethra
o Rectum
o Detrusor