Question

how how does our body respond when adrenaline is secreted into the blood ????​

Answer 1

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When adrenaline is secreted into the blood it prepares our body for action. It speeds up heart beat and breathing, raises blood pressure and allows more glucose(Carbohydrate) to go into the blood to give us lot of energy quickly to run or fight. And Hence it is an emergency hormone.

Answer 2

$\huge\mathcal{\fcolorbox{cyan}{grey}{{ᴀɴsᴡᴇʀ࿐}}}$

ᴏᴜʀ ʙᴏᴅʏ ʀᴇsᴘᴏɴᴅs ᴡʜᴇɴ ᴀᴅʀᴇɴᴀʟɪɴᴇ ɪs sᴇᴄʀᴇᴛᴇᴅ ɪɴᴛᴏ ᴛʜᴇ ʙʟᴏᴏᴅ.

ɪᴛ ᴀʟsᴏ ʀᴀɪsᴇs ᴛʜᴇ ʙʟᴏᴏᴅ ᴘʀᴇssᴜʀᴇ﹐ ᴀɴᴅ ᴀʟʟᴏᴡs ᴍᴏʀᴇ ɢʟᴜᴄᴏsᴇ ᴛᴏ ᴇɴᴛᴇʀ ɪɴᴛᴏ ᴛʜᴇ ʙʟᴏᴏᴅ. ᴀʟʟ ᴛʜᴇsᴇ ʀᴇsᴘᴏɴsᴇs ᴛᴏɢᴇᴛʜᴇʀ ᴇɴᴀʙʟᴇ ᴏᴜʀ ʙᴏᴅʏ ᴛᴏ ᴅᴇᴀʟ ᴡɪᴛʜ ᴛʜᴇ ᴇᴍᴇʀɢᴇɴᴄʏ sɪᴛᴜᴀᴛɪᴏɴs. ᴛʜɪs ʟᴇᴀᴅs ᴛᴏ ᴛʜᴇ ʜᴇᴀʀᴛ ᴛᴏ ʙᴇᴀᴛ ғᴀsᴛ﹐ ᴛʜᴜs ᴄᴀᴜsɪɴɢ ᴍᴏʀᴇ ᴏғ ᴏxʏɢᴇɴ sᴜᴘᴘʟʏ ᴛᴏ ᴛʜᴇ ᴍᴜsᴄʟᴇs.