Test-Respiration And Excretory System Flashcards
1
Q
#7 What function do the kidneys perform?
A
Remove urea and excess water
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2
Q
#8 Organs of excretion that maintain homeostasis include the liver, lungs, skin and\_\_\_\_\_?
A
Kidneys
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3
Q
#10 What is the main function of the urinary system?
A
Removing toxins from your body
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4
Q
#21 What is the name of the small flap of tissue that seals off the trachea during swallowing?
A
Epiglottis
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5
Q
#26 When the diaphragm contracts, air pressure in the chest\_\_\_?
A
False, decreases
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6
Q
#29 In gas exchange, \_\_\_\_ passes from the capillary into the alveolus.
A
False, carbon dioxide
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7
Q
#30 During the reabsorbing process in the nephron, \_\_\_ is normally left in the nephron to be excreted out.
A
False, excess water or urea
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8
Q
#41 Identify a waste substance that is NOT eliminated from the body by the excretory system. How is that substance removed from the body?
A
Carbon dioxide, it is exhaled through the lungs.
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9
Q
#43 What is urea? In what is it removed from the blood?
A
Urea is a poison that is in urine. It is removed from blood in the structure A, the kidney.
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10
Q
#46 What is the structure that the trachea leads to? What are the tiny sacs of tissue that make up most of structure D? Describe what happens in these structures.
A
D=the lungs, the tiny sacs of tissue are alveolar sacs. Gas exchange takes place in the alveoli.
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11
Q
#48 Identify the structure above the larynx and explain its function.
A
A flap of cartilage that seals of the trachea during swallowing. It is the epiglottis.
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