2.1 Producing urine Flashcards

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1
Q

Define excretion

A

getting rid of wastes that are made inside an organism

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2
Q

Define kidney

A

an organ that removes waste substances from the blood

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3
Q

Define bladder

A

organ that stores urine

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4
Q

Define blood vessels

A

tube-shaped organs that carry blood around the body

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5
Q

Define excretory system

A

organ system that removes wastes from the blood and produces urine

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6
Q

Define organ system

A

group of organs working together

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7
Q

What is another name for excretory system?

A

renal system

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8
Q

Define ureter

A

tube-shaped organ that carries urine from a kidney to the bladder

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9
Q

Define urea

A

main waste substance removed from the blood by the kidneys

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9
Q

Define urethra

A

tube-shaped organ that carries urine from the bladder to the outside of the body

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9
Q

Define urinate

A

to release urine from the bladder

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10
Q

Define urine

A

liquid containing urea and other wastes

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10
Q

List the 7 life processes

A

Movement
Respiration
Sensitivity
Growth
Reproduction
Excretion
Nutrition

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11
Q

What substance is excreted by your lungs?

A

Carbon dioxide

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12
Q

Undigested food passes out of your digestive system as faeces. Explain why this process is not an example of excretion?

A

Because undigested food is not a product of metabolism.

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13
Q

List all the organs in the human excretory system

A

Blood vessels
Ureters
Bladder
Urethra
Kidney

14
Q

Give another term for the excretory system

A

renal system

15
Q

Explain why it is important that your kidney filter your blood

A

Because having too much urea in your blood can damage other important organs in you body like the liver and heart

16
Q

Name substances that the kidneys remove from the blood

A

urea, and excess water