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प्रश्न
Choose the correct answer:
When a person feels cold, the blood vessels
विकल्प
dialate, and the sweat glands are inactive
dialate and the sweat glands are active
constrict and the sweat glands are inactive
constrict and the sweat glands become active
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उत्तर
constrict and the sweat glands are inactive
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संबंधित प्रश्न
Name the principal body heat regulating centre in our brain.
What is "goose-flesh"?
Given below is a diagrammatic sketch of the vertical section of the human skin.
State one main function of each of the following parts:
Part 2 ___________
Part 3 ___________
Part 4 ___________
Part 9 ___________
Name any one of the above parts which has at least three functions.
Name the following: Gland which secretes wax.
Complete the following statement by choosing the correct alternative:
The outermost dead layer of epidermis is ______.
Complete the following statement by choosing the correct alternative:
Beneath the dermis is a layer of ______.
Complete the following statement by choosing the correct alternative:
Milk gland is a modified ______.
Mention whether the following statement is true or false:
Skin area is about 2 square metres.
Choose the correct answer:
Milk glands are modified
______ and ______ are the two layers of the human skin.
