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Filtration, Reabsorption, Secretion

Total questions: 103

Worksheet time: 52mins

Name
Class
Date
1.
Urine production takes place in the:
a)
nephrons
b)
bladder
c)
ureter
d)
renal pelvis
2.
The correct order for the renal tubules is:
a)
proximal convoluted tubule, collecting duct, distal convoluted tubule, loop of Henle
b)
distal convoluted tubule, loop of Henle, proximal convoluted tubule, collecting duct
c)
proximal convoluted tubule, loop of Henle, distal convoluted tubule, collecting duct
d)
collecting duct, proximal convoluted tubule, loop of Henle, distal convoluted tubule
3.
In homeostasis, the kidney regulates the:
a)
levels of electrolytes 
b)
amount of water in the body
c)
pH
d)
all of the above
4.
Which stage of urine production involves returning water, nutrients, and electrolytes to the bloodstream?
a)
filtration
b)
excretion
c)
secretion
d)
reabsorption 
5.
Which stage of urine production involves the removal of substances from the bloodstream?
a)
reabsorption
b)
excretion
c)
filtration
d)
secretion
6.
What would you find inside the glomerulus?
a)
Urea
b)
Urine
c)
Blood
d)
Lymph
7.
What C-shaped structure in the nephron surrounds the glomerulus?
a)
Bowman's capsule
b)
bladder
c)
renal pelvis
d)
hilum
8.
The proximal convoluted tubule in the nephron aids in:
a)
Reabsorption
b)
Secretion
c)
Filtration
d)
Urination
9.
A hollow muscular sac that holds up to 500 mL of urine:
a)
Bladder
b)
Kidney
c)
Ureter
d)
Urethra
10.
How many kidneys do you have?
a)
1
b)
3
c)
5
d)
2
11.
Which of the following parts is not found in the urinary system?
a)
Ureters
b)
Urethra
c)
Bladder
d)
Rectum 
12.
Which is NOT an organ of the urinary system?
a)
kidney
b)
bladder
c)
ureter
d)
liver
13.

Urine production takes place in the:

a)

nephrons

b)

bladder

c)

ureter

d)

renal pelvis

14.

Which stage of urine production involves returning water, nutrients, and electrolytes to the bloodstream?

a)

filtration

b)

excretion

c)

secretion

d)

reabsorption

15.

Which stage of urine production involves the removal of substances from the bloodstream?

a)

reabsorption

b)

excretion

c)

filtration

d)

secretion

16.

Which stage of urine production involves adding ammonia, uric acid, and other waste substances directly into the renal tubule?

a)

reabsorption

b)

filtration

c)

secretion

d)

excretion

17.

Where in the kidney the glomeruli are found?

a)

Renal Medulla

b)

Renal Pelvis

c)

Renal Cortex

18.

What is A correct order of the steps of function within the nephron?

a)

Secretion, Reabsorption, Filtration

b)

Reabsorption, Secretion, Filtration

c)

Filtration, Reabsorption, Secretion

d)

Secretion, Filtration, Reabsorption

19.

What is the tough connective tissue that protects the kidneys?

a)

Renal Cortex

b)

Renal Medulla

c)

Renal Pelvis

d)

Renal Fascia

20.

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

21.

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

a)

PCT

b)

Loop of Henle

c)

DCT

d)

Glomerulus

22.

Where does FILTRATION take place in the nephron?

a)

Glomerulus

b)

Bowman's Capsule

c)

PCT

d)

Collecting Duct

23.

This structure brings blood to the glomerulus:

a)

Afferent arteriole

b)

Efferent arteriole

c)

PCT

d)

DCT

24.

The elimination of urine (micturition) is which process?

a)

Secretion

b)

Filtration

c)

Reabsorption

d)

Excretion

25.
Which stage of urine production involves the removal of substances from the bloodstream?
a)
reabsorption
b)
excretion
c)
filtration
d)
secretion
26.
What would you find inside the glomerulus?
a)
Urea
b)
Urine
c)
Blood
d)
Lymph
27.
What C-shaped structure in the nephron surrounds the glomerulus?
a)
Bowman's capsule
b)
bladder
c)
renal pelvis
d)
hilum
28.

What is the function of ADH (antidiuretic hormone)?

a)

decreases reabsorption of water and salts

b)

increases reabsorption of hydrogen ions

c)

increase reabsorption of salts

d)

increases reabsorption of water

29.
The proximal convoluted tubule in the nephron aids in:
a)
Reabsorption
b)
Secretion
c)
Filtration
d)
Urination
30.
A hollow muscular sac that holds up to 500 mL of urine:
a)
Bladder
b)
Kidney
c)
Ureter
d)
Urethra
31.
How many kidneys do you have?
a)
1
b)
3
c)
5
d)
2
32.
The correct order for the renal tubules is:
a)
proximal convoluted tubule, collecting duct, distal convoluted tubule, loop of Henle
b)
distal convoluted tubule, loop of Henle, proximal convoluted tubule, collecting duct
c)
proximal convoluted tubule, loop of Henle, distal convoluted tubule, collecting duct
d)
collecting duct, proximal convoluted tubule, loop of Henle, distal convoluted tubule
33.
Which stage of urine production involves the removal of substances from the bloodstream?
a)
reabsorption
b)
excretion
c)
filtration
d)
secretion
34.
Which stage of urine production involves returning water, nutrients, and electrolytes to the bloodstream?
a)
filtration
b)
excretion
c)
secretion
d)
reabsorption 
35.
Which stage of urine production involves adding ammonia, uric acid, and other waste substances directly into the renal tubule?
a)
reabsorption
b)
filtration
c)
secretion
d)
excretion
36.
Which term means releasing urine from the body?
a)
micturation
b)
voiding
c)
urination
d)
all of the above
37.
Which kidney structure empties into the ureter?
a)
renal pelvis
b)
calyx
c)
renal papilla
d)
renal pyramid
38.

What is A correct order of the steps of function within the nephron?

a)

Secretion, Reabsorption, Filtration

b)

Reabsorption, Secretion, Filtration

c)

Filtration, Reabsorption, Secretion

d)

Secretion, Filtration, Reabsorption

39.

In the collecting duct, what is reabsorbed in the presence of ADH (antidiuretic hormone)?

a)

Ions like Na+ and Cl-

b)

Nutrients like glucose and amino acids

c)

Substances like drug metabolites and waste

d)

Water

40.

After the process of filtration, the filtrate enters into the proximal convoluted tubule where most of the water, amino acids, and glucose are...

a)

stored in the bladder

b)

excreted through the ureters

c)

reabsorbed

d)

concentrated in the urine

41.
The long dip in the renal tubule is called the: 
a)
loop of Henle
b)
loop of Rachic
c)
loop of Henry
d)
loop of Harry 
42.

Identify

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Glomerulus

d)

Glomerular capsule

43.

Identify

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Loop of Henle

d)

Collecting duct

44.

Identify

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Descending loop of Henle

d)

Ascending loop of Henle

45.

Identify

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Descending loop of Henle

d)

Ascending loop of Henle

46.

Identify

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Glomerulus

d)

Bowman's Capsule

47.

Identify

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Descending loop of Henle

d)

Ascending loop of Henle

48.
What is diffusion?
a)
when molecules move 
b)
when molecules move from a high concentration to a low.
c)
no movement 
d)
molecules move everywhere
49.
Homeostasis in the human body is often maintained by a: 
a)
neutral feedback loop 
b)
solar feedback loop
c)
positive feedback loop
d)
negative feedback loop
50.

The correct order for the renal tubules branching from the Bowman's capsule is:

a)

proximal convoluted tubule, collecting duct, distal convoluted tubule, loop of Henle

b)

distal convoluted tubule, loop of Henle, proximal convoluted tubule, collecting duct

c)

proximal convoluted tubule, loop of Henle, distal convoluted tubule, collecting duct

d)

collecting duct, proximal convoluted tubule, loop of Henle, distal convoluted tubule

51.
What C-shaped structure in the nephron surrounds the glomerulus?
a)
Bowman's capsule
b)
bladder
c)
renal pelvis
d)
hilum
52.

The proximal convoluted tubule in the nephron is the location for 70-80% of:

a)

Reabsorption

b)

Secretion

c)

Filtration

d)

Urination

53.
Urine is carried from the kidneys to the bladder by two thin tubes called:
a)
Ureters
b)
Tubulars
c)
Capillaries
d)
Urinary Tract 
54.
Identify Letter D
a)
Bowman's Capsule
b)
Afferent Arteriole
c)
Efferent Arteriole
d)
Glomerulus
55.
Identify Letter J
a)
Distal Convoluted Tubule
b)
Collecting Duct
c)
Peritubular Capillaries
d)
Proximal Convoluted Tubule
56.

In a normal human, which substance should be 100% reabsorbed, meaning that it should not be present in the urine

a)

glucose

b)

salt

c)

water

d)

urea

57.

The functional unit of the kidneys which includes the glomerulus, Bowman's capsule and the Loop of Henle.

a)

arteriole

b)

veinule

c)

alveoli

d)

nephron

58.
The process of removal of the body’s wastes is called
a)
gas exchange.
b)
respiration.
c)
excretion.
d)
filtration.
59.
What is the outermost layer of the kidneys?
a)
glomerulus
b)
medulla
c)
pelvis
d)
cortex
60.

Blood flows into the kidney (labelled C) along the:

a)

Renal Venule

b)

Renal Artery

c)

Glomerulus

d)

Hepatic Artery

61.

Each kidney contains roughly how many nephrons?

a)

1 thousand

b)

1 million

c)

1 billion

d)

10 billion

62.

What structure is labelled C?

a)

Kidney

b)

Ureter

c)

Urinary Bladder

d)

Urethra

63.

What is the name of the process where water, salts and nutrients move by passive or active transport from the Loop of Henle into the surrounding capillaries.

a)

Secretion

b)

Reabsorption

c)

Filtration

d)

Excretion

64.

Identify the structure that is indicated:

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Descending loop of Henle

d)

Ascending loop of Henle

65.

Which of the following is NOT filtered out of the blood in the kidneys?

a)

Blood cells

b)

Amino acids

c)

Urea

d)

Glucose

66.

The presence of which of the following in urine, even in small amounts, is indicative of a possible problem in the renal system of a patient?

a)

glucose

b)

chloride

c)

urea

d)

sodium

67.

The afferent arteriole supplies blood to the capillaries of the glomerulus?

a)

true

b)

false

68.

Which letter shows the urethra?

a)

H

b)

F

c)

D

d)

B

69.

What is # 2 ?

a)

kidney

b)

ureter

c)

urethra

d)

urinary bladder

70.

Urine production takes place in the:

a)

nephrons

b)

bladder

c)

ureter

d)

renal pelvis

71.

Which stage of urine production involves returning water, nutrients, and electrolytes to the bloodstream?

a)

filtration

b)

excretion

c)

secretion

d)

reabsorption

72.

Which stage of urine production involves the removal of substances from the bloodstream?

a)

reabsorption

b)

excretion

c)

filtration

d)

secretion

73.
Which stage of urine production involves returning water, nutrients, and electrolytes to the bloodstream?
a)
filtration
b)
excretion
c)
secretion
d)
reabsorption 
74.

Which stage of urine production involves adding ammonia, uric acid, and other waste substances directly into the renal tubule?

a)

reabsorption

b)

filtration

c)

secretion

d)

excretion

75.

Under normal circumstances, which substance should NOT be found in urine?

a)

glucose

b)

blood

c)

albumin

d)

water

e)

urea

76.

Where in the kidney the glomeruli are found?

a)

Renal Medulla

b)

Renal Pelvis

c)

Renal Cortex

77.

What is A correct order of the steps of function within the nephron?

a)

Secretion, Reabsorption, Filtration

b)

Reabsorption, Secretion, Filtration

c)

Filtration, Reabsorption, Secretion

d)

Secretion, Filtration, Reabsorption

78.
The correct order for the renal tubules is:
a)
proximal convoluted tubule, collecting duct, distal convoluted tubule, loop of Henle
b)
distal convoluted tubule, loop of Henle, proximal convoluted tubule, collecting duct
c)
proximal convoluted tubule, loop of Henle, distal convoluted tubule, collecting duct
d)
collecting duct, proximal convoluted tubule, loop of Henle, distal convoluted tubule
79.
Which stage of urine production involves the removal of substances from the bloodstream?
a)
reabsorption
b)
excretion
c)
filtration
d)
secretion
80.
Which stage of urine production involves returning water, nutrients, and electrolytes to the bloodstream?
a)
filtration
b)
excretion
c)
secretion
d)
reabsorption 
81.
Which stage of urine production involves adding ammonia, uric acid, and other waste substances directly into the renal tubule?
a)
reabsorption
b)
filtration
c)
secretion
d)
excretion
82.
Which term means releasing urine from the body?
a)
micturation
b)
voiding
c)
urination
d)
all of the above
83.
Which kidney structure empties into the ureter?
a)
renal pelvis
b)
calyx
c)
renal papilla
d)
renal pyramid
84.

What is A correct order of the steps of function within the nephron?

a)

Secretion, Reabsorption, Filtration

b)

Reabsorption, Secretion, Filtration

c)

Filtration, Reabsorption, Secretion

d)

Secretion, Filtration, Reabsorption

85.
The long dip in the renal tubule is called the: 
a)
loop of Henle
b)
loop of Rachic
c)
loop of Henry
d)
loop of Harry 
86.

Identify

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Glomerulus

d)

Glomerular capsule

87.

Identify

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Loop of Henle

d)

Collecting duct

88.

Identify

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Descending loop of Henle

d)

Ascending loop of Henle

89.

Identify

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Descending loop of Henle

d)

Ascending loop of Henle

90.

Identify

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Glomerulus

d)

Bowman's Capsule

91.

Identify

a)

Proximal convoluted tubule

b)

Distal convoluted tubule

c)

Descending loop of Henle

d)

Ascending loop of Henle

92.
What is diffusion?
a)
when molecules move 
b)
when molecules move from a high concentration to a low.
c)
no movement 
d)
molecules move everywhere
93.
Homeostasis in the human body is often maintained by a: 
a)
neutral feedback loop 
b)
solar feedback loop
c)
positive feedback loop
d)
negative feedback loop
94.
What C-shaped structure in the nephron surrounds the glomerulus?
a)
Bowman's capsule
b)
bladder
c)
renal pelvis
d)
hilum
95.

Which stage of urine production involves returning water, nutrients, and electrolytes to the bloodstream?

a)

filtration

b)

excretion

c)

secretion

d)

reabsorption

96.

Which stage of urine production involves the removal of substances from the bloodstream?

a)

reabsorption

b)

excretion

c)

filtration

d)

secretion

97.
Which stage of urine production involves returning water, nutrients, and electrolytes to the bloodstream?
a)
filtration
b)
excretion
c)
secretion
d)
reabsorption 
98.

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

a)

PCT

b)

Loop of Henle

c)

DCT

d)

Glomerulus

99.

Where does FILTRATION take place in the nephron?

a)

Glomerulus

b)

Bowman's Capsule

c)

PCT

d)

Collecting Duct

100.

What is the average GFR (glomerular filtration rate) for a healthy adult?

a)

100 meters/ min

b)

125 mL/ min

c)

12 L/ day

d)

12.5 gal/hr

101.

This structure brings blood to the glomerulus:

a)

Afferent arteriole

b)

Efferent arteriole

c)

PCT

d)

DCT

102.

The elimination of urine (micturition) is which process?

a)

Secretion

b)

Filtration

c)

Reabsorption

d)

Excretion

103.

What is another word for urinating

(a)  

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