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REGULATION OF BODY FLUIDS

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.
Which organ of the excretory system stores urine until the body is ready to eliminate it?
a)
ureters
b)
urethra
c)
urinary bladder
d)
urea
2.
What is the main function of the excretory system?
a)
to collect and remove wastes from the body
b)
to strengthen skeletal muscles
c)
to protect the nervous system
d)
to bring oxygen to body cells
3.
Under normal conditions, which of the following substances is found in urine?
a)
blood cells
b)
protein
c)
glucose
d)
urea
4.
Which excretory organ eliminates water and some chemical wastes in perspiration?
a)
lungs
b)
skin
c)
liver
d)
kidneys
5.
These organs are responsible for what?
a)
storing urine
b)
storing water
c)
filtering blood
d)
they don't have a particular job 
6.

What is #3 and its function?

a)

Kidney; filters blood

b)

Ureters; passageway of urine

c)

Bladder; storage of urine

d)

Urethra; passageway of urine for excretion

7.

Where are the kidneys located?

a)

Upper part of your chest

b)

Back wall of the abdomen

c)

Above the heart

d)

The lower side of the brain

8.

What are the filtering units of the kidneys?

a)

nephrons

b)

ureters

c)

nuerons

d)

alveloi

9.

What is the main function of the Excretory System?

a)

to excrete saliva

b)

get rid of waste products from your cells

c)

break down food for digestion

d)

circulate oxygen

10.

Which of the following parts is not found in the urinary system?

a)

Ureters

b)

Urethra

c)

Bladder

d)

Rectum

11.
The part of the nephron where fluid is absorbed from the circulatory system is the:
a)
Ascending Loop of Henle
b)
Descending Loop of Henle
c)
Bowman's Capsule
d)
Malphigian Tubule
12.
The primary enzyme released when blood pressure drops is:
a)
Renin
b)
Angiotensin
c)
Aldosterone
d)
ADH
13.
The high pressure capillary network that pushes fluid out of the bloodstream is the:
a)
Proximal Tubule
b)
Distal Tubule
c)
Loop of Henle
d)
Glomerulus
14.
Water and Salt re-absorption into the circulatory system is mostly done by:
a)
Proximal Tubule
b)
Distal Tubule
c)
Loop of Henle
d)
Glomerulus
15.
Which one is correct about the Urinary System?
a)
The Urine passes from the intestine through the ureter into the urinary bladder, where it is stored.
b)
The Urine passes from the lungs through the ureter into the urinary bladder, where it is stored.
c)
The Urine passes from the kidneys through the ureter into the urinary bladder, where it is stored.
d)
The Urine passes from the spleen through the ureter into the urinary bladder, where it is stored.
16.

What are kidney stones?

a)

crystallized bile

b)

crystallized urine

c)

crystallized saliva

d)

salt accumulation

17.
The tube that carries urine from the kidney into the bladder is called the:
a)
Ureter
b)
Urethra
c)
Proximal Tubule
d)
Collecting Duct
18.
Blood flows into the kidney along the:
a)
Renal Venule
b)
Renal Artery
c)
Glomerulus
d)
Hepatic Artery
19.
Birds & Insects get rid of Nitrogenous waste by producing:
a)
Urea
b)
Ammonia
c)
Uric Acid
d)
NO2 gas
20.

Stage in urine formation that happens in the bowman's capsule:

a)

Glomerular filtration

b)

Tubular excretion

c)

Tubular secretion

d)

Tubular reabsorption

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