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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
The epidermis is highly thickened in:
An otherwise normal healthy young man started perspiring while it was intensely cold outside. What could have been one reason for it?
How does our skin provide protection to our body against the following?
Entry of germs ____________
How does our skin provide protection to our body against the following?
Entry of harmful ultra-violet rays ____________
Name the following: Outer nonvascular layers of the skin.
Name the following: Outermost nonliving layer of the epidermis.
Name the following: The colour of the skin is due to.
Complete the following statement by choosing the correct alternative:
The outermost dead layer of epidermis is ______.
Mention whether the following statement is true or false:
Skin is the largest organ of the body.
______ and ______ are the two layers of the human skin.
