Life Science

Chapter 20: Respiration and Excretion

Section 2 Self-Check Quiz-Eng.

1.
The __________ system is made up of several different systems that function together to remove wastes from your body
A)circulatory
B)excretory
C)urinary
D)respiratory
2.
What area of the brain constantly monitors the amount of water in the blood?
A)kidney
B)hypothalamus
C)nephron
D)bladder
3.
The urinary system is important in regulating __________ in the body.
A)fluid levels
B)oxygen
C)undigested material
D)waste gases
4.
The main organs of the urinary system are two __________.
A)lungs
B)alveoli
C)nephrons
D)kidneys
5.
Each kidney is made up of about 1 million filtering units called __________.
A)alveoli
B)capillaries
C)nephrons
D)veins
6.
What happens to most of the water, sugar, and salts filtered from the blood in the kidneys?
A)They are converted into urine.
B)They are exhaled from the lungs.
C)They are reabsorbed and returned to the blood.
D)They leave through the digestive system.
7.
The liquid left behind in the nephron following filtration is called __________.
A)urine
B)blood
C)sugar
D)salt
8.
What is the name of the elastic, muscular organ that holds urine until it leaves the body?
A)bladder
B)kidney
C)ureter
D)urethra
9.
Besides the kidney, what other organ also filters blood to remove wastes?
A)liver
B)lungs
C)heart
D)bladder
10.
Which one of the following problems can occur if someone's kidneys don't work properly?
A)an increase of carbon dioxide in the blood
B)less oxygen enters the capillaries
C)few if any problems would occur
D)an imbalance of salts
11.
High levels of a protein called __________ in urine indicate kidney disease or heart failure.
A)glucose
B)bile
C)salt
D)albumin
12.
During dialysis an artificial kidney machine is used to __________.
A)pump blood through the heart
B)produce bile
C)increase lung pressure
D)remove wastes from blood
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