Question

which segment of the nephrons shows 70-80% reabsorption of nutrients and water​

Answer 1

$\mathbf{ AɴSᴡEʀ \: }$

ᴘʀᴏxɪᴍᴀʟ ᴄᴏɴᴠᴏʟᴜᴛᴇᴅ ᴛᴜʙᴜʟᴇ.

$\mathcal{ ExPʟAɴAᴛɪOɴ }$

ᴅᴜʀɪɴɢ ɢʟᴏᴍᴇʀᴜʟᴀʀ ғɪʟᴛᴇʀᴀᴛɪᴏɴ ɪɴ ᴋɪᴅɴᴇʏs, ᴜʟᴛʀᴀғɪʟʀᴛʀᴀᴛɪᴏɴ ᴏғ ʙʟᴏᴏᴅ ᴏᴄᴄᴜʀs ɪ.ᴇ., ᴀʟᴍᴏsᴛ ᴀʟʟ ᴛʜᴇ ᴄᴏɴsᴛɪᴛᴜᴇɴᴛs ᴏғ ᴘʟᴀsᴍᴀ ᴇxᴄᴇᴘᴛs ᴘʀᴏᴛᴇɪɴ ᴘᴀss ᴏɴᴛᴏ ᴛʜᴇ ʙᴏᴡᴍᴀɴ's ᴄᴀᴘsᴜʟᴇ .

ᴛʜᴇɴ ɴᴇᴀʀʟʏ 99% ᴏғ ᴛʜᴇ ғɪʟᴛʀᴀᴛᴇ ɪs ʀᴇᴀʙsᴏʀʙᴇᴅ ʙʏ ʀᴇɴᴀʟ ᴛᴜʙᴜʟᴇs. ᴘʀᴏxɪᴍᴀʟ ᴄᴏɴᴠᴏʟᴜᴛᴇᴅ ᴛᴜʙᴜʟᴇs sʜᴏᴡs ᴍᴀxɪᴍᴜᴍ ʀᴇᴀʙsᴏʀᴘᴛɪᴏɴ ᴀɴᴅ ɴᴇᴀʀʟʏ ᴀʟʟ ᴛʜᴇ ᴇssᴇɴᴛɪᴀʟ ɴᴜᴛʀɪᴇɴᴛs ᴀɴᴅ 70-80% ᴏғ ᴇʟᴇᴄᴛʀᴏʟʏᴛᴇs, ᴀɴᴅ ᴡᴀᴛᴇʀ ᴀʀᴇ ʀᴇᴀʙsᴏʀʙᴇᴅ ʙʏ ᴛʜɪs sᴇɢᴍᴇɴᴛ.

$\boxed{ HᴏPᴇ \: Iᴛ \: Hᴇʟᴘs \: }$

Answer 2

Explanation:

ᴘʀᴏxɪᴍᴀʟ ᴄᴏɴᴠᴏʟᴜᴛᴇᴅ ᴛᴜʙᴜʟᴇ.

$\huge{\underline{\underline{\boxed{\sf{\green{Answer ࿐}}}}}}$

ᴅᴜʀɪɴɢ ɢʟᴏᴍᴇʀᴜʟᴀʀ ғɪʟᴛᴇʀᴀᴛɪᴏɴ ɪɴ ᴋɪᴅɴᴇʏs, ᴜʟᴛʀᴀғɪʟʀᴛʀᴀᴛɪᴏɴ ᴏғ ʙʟᴏᴏᴅ ᴏᴄᴄᴜʀs ɪ.ᴇ., ᴀʟᴍᴏsᴛ ᴀʟʟ ᴛʜᴇ ᴄᴏɴsᴛɪᴛᴜᴇɴᴛs ᴏғ ᴘʟᴀsᴍᴀ ᴇxᴄᴇᴘᴛs ᴘʀᴏᴛᴇɪɴ ᴘᴀss ᴏɴᴛᴏ ᴛʜᴇ ʙᴏᴡᴍᴀɴ's ᴄᴀᴘsᴜʟᴇ .

ᴛʜᴇɴ ɴᴇᴀʀʟʏ 99% ᴏғ ᴛʜᴇ ғɪʟᴛʀᴀᴛᴇ ɪs ʀᴇᴀʙsᴏʀʙᴇᴅ ʙʏ ʀᴇɴᴀʟ ᴛᴜʙᴜʟᴇs. ᴘʀᴏxɪᴍᴀʟ ᴄᴏɴᴠᴏʟᴜᴛᴇᴅ ᴛᴜʙᴜʟᴇs sʜᴏᴡs ᴍᴀxɪᴍᴜᴍ ʀᴇᴀʙsᴏʀᴘᴛɪᴏɴ ᴀɴᴅ ɴᴇᴀʀʟʏ ᴀʟʟ ᴛʜᴇ ᴇssᴇɴᴛɪᴀʟ ɴᴜᴛʀɪᴇɴᴛs ᴀɴᴅ 70-80% ᴏғ ᴇʟᴇᴄᴛʀᴏʟʏᴛᴇs, ᴀɴᴅ ᴡᴀᴛᴇʀ ᴀʀᴇ ʀᴇᴀʙsᴏʀʙᴇᴅ ʙʏ ᴛʜɪs sᴇɢᴍᴇɴᴛ.