Excess carbon dioxide is removed from the body by:
Lungs
Kidneys
Pancreas
Liver
Which statement about urea is correct?
It is made by the kidneys and removed from the blood by the liver.
It is made by the liver and removed from the blood by the bladder.
It is made by the liver and removed from the blood by the kidneys.
It is made by the kidneys and removed from the blood by the bladder.
Where is insulin produced?
In the bloodstream
In the pancreas
In the small intestine
In the brain
What effect does insulin have on blood glucose concentration?
It decreases the concentration of glucose
It increases the concentration of glucose.
It increases the concentration of glucagon
It decreases the concentration of glucagon
Where is the body's thermoregulatory centre?
Brain
Skin
Liver
Kidneys
When we get too cold:
More blood flows through the skin capillaries and we shiver.
Less blood flows through the skin capillaries and we sweat more.
Less blood flows through the skin capillaries and we shiver.
More blood flows through the skin capillaries and we sweat more.
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