Excretion Flashcards

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1
Q

What is excreted from the skin

A

Slat and water (sweat)

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2
Q

What is excreted from the kidneys

A

Urea water and salt (urine)

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3
Q

What is urea made up of

A

Protein

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4
Q

Where is urea made

A

In the liver

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5
Q

What is the function of the renal artery

A

Carries blood to the kidneys

Blood contains urea,salt and water

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6
Q

What is the function of the kidneys

A

Remover excess water, salts and all the urea from the blood

These combine to form urine

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7
Q

What is the function of the renal vain

A

To take blood away from the kidneys

Blood is free of waste products (no urea)

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8
Q

What is the function of ureters

A

Carry urine from the kidneys to the bladder

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9
Q

What is the function of the bladder

A

Stores urine

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10
Q

What is the function of the urethra

A

Tube that takes urine from the bladder and passes it out of the body.

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11
Q

What is the function of sphincter muscles

A

These muscles allow the urethra to open or close

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12
Q

What is the process that cleans the blood in the kidneys called

A

Filtration

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13
Q

Explain the term excretion

A

The removal of waste products made in the body from the body.

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14
Q

What is excreted from the lungs

A

Carbon dioxide and water vapour

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