What is vaso-constriction, Biology

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a) What is 'vaso-constriction'?

b) What are the effects of vaso-constriction in the skin?

 

a) Vaso-constriction is the reduce in diameter of small arterioles and capillaries.

b) Vaso-constriction in the skin makes the skin look paler and reduces heat Joss.

 


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