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New Biology > Excretion > Flashcards

Excretion Flashcards

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AP® Biology flashcards Biology 101 flashcards
0
Q

Name 3 organs of excretion.

A

lungs, kidneys and skin

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1
Q

What is excretion?

A

Excretion is the removal of wastes from the body.

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2
Q

What are the waste products of the lungs?

A

Carbon dioxide and water, the waste products of respiration.

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3
Q

What are the waste products of the kidneys?

A

Urea, salts and water.

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4
Q

What are the waste products of the skin?

A

Salts and water, excreted in sweat.

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5
Q

What organ excretes carbon dioxide and water?

A

The lungs

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6
Q

What organ excretes urea, salts and water?

A

The kidneys

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7
Q

What organ excretes salts and water?

A

The skin

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8
Q

What is the function of the renal artery?

A

To carry blood rich in waste to the kidney.

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9
Q

What is the function of the renal vein?

A

To carry blood with wastes removed away from the kidney.

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10
Q

What is the function of the ureter?

A

To carry urine from the kidneys to the bladder.

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11
Q

What is the function of bladder?

A

To store urine before it is released from the body.

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12
Q

What is the function of the urethra?

A

To carry urine out of the body

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13
Q

What is the function of the kidneys?

A

To remove urea and other wastes from the blood and form urine

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14
Q

What big vein/artery carries blood to the kidneys?

A

The Aorta

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15
Q

What big vein/artery carries blood away from the kidneys?

A

The Vena Cava

16
Q

Name two functions of the kidneys

A
  1. To control the amount of water in the body.

2. To filter and and purify the blood by removing urea and salts.

17
Q

What is urine?

A

The urea, salts and water removed from the blood by the kidneys

18
Q

Where does the purified blood go?

A

Back to the heart

19
Q

Where does the urine go?

A

Through the ureter to the bladder where it is stored until the urethra carries it out of the body

New Biology (17 decks)

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