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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
उत्तर
constrict and the sweat glands are inactive
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संबंधित प्रश्न
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 harmful ultra-violet rays ____________
Name the following: Outer nonvascular layers of the skin.
Name the following: The milk secreting glands.
Complete the following statement by choosing the correct alternative:
Human skin has distinctive regions ______.
Mention whether the following statement is true or false:
Stratum corneum is a layer of epidermis.
Mention whether the following statement is true or false:
Dermis is a thick vascular region of the skin.
Choose the correct answer:
Sweat glands are situated in
______ and ______ are the two layers of the human skin.
Draw diagram.
Structure of the skin
