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WorksheetsIGCSE 0610 13 Excretion
Total questions: 40
Worksheet time: 23mins
What is #3?
Kidney
Ureters
Bladder
Urethra
where urine is stored temporarily
bladder
ureter
urethra
bile
The organ whose excretory functions include detoxification of the blood and formation of urea.
liver
kidney
heart
gall bladder
A nitrogen waste resulting from the breakdown of the amino acids produced during protein digestion.
carbon dioxide
bile
urea
water
Which substance is NOT found in the liquid in the highlighted parts of a healthy person?
Glucose
Salt
Water
Urea
amino acid
nitrate
protein
urea
A
B
C
D
What is the most important function of sweating?
to remove excess heat from the body
to remove excess sals from the body
to remove excess urea from the body
to remove excess water from the body
A longitudinal section of the kidney and some associated structures have been labelled.
Which has been labelled correctly?
Which substance remains in the blood as it passes through the kidney?
protein
salts
urea
water
Where is urea made and where is it removed?
Made - Kidney . Removed - Bladder
Made - Kidney . Removed - Kidney
Made - Liver . Removed - Kidney
Made - Liver Removed - Rectum
Which substance is lost from the body of a healthy person by the kidneys, but not by the lungs
carbon dioxide
glucose
urea
water
What is a function of the kidneys of a healthy person?
break down toxins
eliminate all salts
reabsorb all glucose
retain all water
State where urea is formed
(a)
Kidneys excrete urea.
State one other substance excreted by the kidneys.
(a)
Urine contains urea.
Name the substance which is broken down to produce urea
(a)
The lungs and kidneys are excretory organs of the humans body.
State an excretory product that is passed out through the lungs
(a)
Before transplanting a kidney, it is important to match the tissue type of the donor with the tissue type of the recipient.
State why this is necessary
(a)
From which organ is most carbon dioxide excreted?
kidney
liver
lung
skin
What effect would there be in the urine production if someone is sweating a lot but not drinking any water?
Increased volumes
Decreased volumes
No change in volume but decreased concentration
Decreased concentration and increased volume
Which is the main advantage of transplantation over dialysis in kidney diseases
You will have a stronger immune system
No longer require regular dialysis in a hospital
No longer need any medication for the rest of your life
You will reduce the number of dialysis sessions needed
If you have kidney disease, what will complete the balancing of salts, glucose concentration and removal of urea from the blood?
Your liver
A placenta
Your bladder
A kidney dialysis machine
What is the main process which a kidney dialysis machine relies upon to control blood composition?
Diffusion
Active transport
Osmosis
Dialysis
