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Worksheets

The Urinary System

Total questions: 22

Worksheet time: 1hrs 6mins

Name
Class
Date
1.

What is the tough connective tissue that protects the kidneys?

a)

Renal Cortex

b)

Renal Medulla

c)

Renal Pelvis

d)

Renal Fascia

2.

Which of the following is NOT a function of the urinary system?

a)

Regulate blood volume

b)

Regulate ion/ mineral levels in the blood

c)

Maintain pH balance

d)

Store and transport calcium

3.

Which structure of the nephron lies primarily in the renal medulla?

a)

PCT

b)

Loop of Henle

c)

DCT

d)

Glomerulus

4.

Where does FILTRATION take place in the nephron?

a)

Glomerulus

b)

Bowman's Capsule

c)

PCT

d)

Collecting Duct

5.

What is the role of podocytes in the nephron?

a)

Allow for filtration according to size

b)

Allow for filtration according to pH

c)

Secretion

d)

Excretion

6.

What is the average GFR for a healthy adult?

a)

100 meters/ min

b)

125 mL/ min

c)

12 L/ day

d)

12.5 gal/hr

7.

This structure brings blood to the glomerulus:

a)

Afferent arteriole

b)

Efferent arteriole

c)

PCT

d)

DCT

8.

The elimination of urine (micturition) is which process?

a)

Secretion

b)

Filtration

c)

Reabsorption

d)

Excretion

9.

This structure branches into the peritubular capillaries

a)

Afferent arteriole

b)

Efferent arteriole

c)

Bowman's Capsule

d)

Glomerulus

10.

This structure is responsible for almost 70% of the reabsorption that takes place in the nephron

a)

PCT

b)

DCT

c)

Loop of Henle

d)

Collecting Duct

11.

Which of the following is reabsorbed in the PCT? (mark all that apply)

a)

Wastes

b)

Ammonia

c)

Amino Acids

d)

Water

e)

Glucose

12.

Which side of the Loop of Henle is permeable only to water?

a)

Ascending

b)

Descending

c)

Transcending

d)

Resending

13.

The ascending side of the Loop of Henle is permeable to ?

a)

Sodium and chloride ions

b)

Glucose

c)

Water

d)

Amino Acids

14.

Where does secretion take place in the nephron?

a)

PCT

b)

Loop of Henle

c)

DCT

d)

Glomerulus

15.

This structure carries renal filtrate/ urine to the renal pelvis:

a)

PCT

b)

Loop of Henle

c)

Collecting Duct

d)

DCT

16.

#2 is indicating which structure?

a)

Renal pelvis

b)

Urethra

c)

Bladder

d)

Ureter

17.

The bladder is made of which type of epithelium?

a)

Columnar

b)

Simple Cubioidal

c)

Stratified Squamous

d)

Transitional

18.

#4 Indicates which structure:

a)

Renal medulla

b)

Urethra

c)

Ureter

d)

Nephron

19.

The internal urethral sphincter is under voluntary control.

a)

True

b)

False

20.

ADH increases the permeability of H2O in the Proximal Convoluted Tubule.

a)

True

b)

False

21.

Aldosterone is released by the pituitary and simulates the reabsorption of Na+ ions in the DCT and Collecting Duct.

a)

True

b)

False

22.

Kidney stones can be cause by the increased intake of: (select all that apply)

a)

Foods high in Vitamin D

b)

Foods high in Oxalic Acid

c)

High Fat diets

d)

High Protein diets