Which is the function of digestive system:
a. Ingestion of food
b.Expel waste from body
c. Transportation of food
d.All of the above
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d. All of the above
The function of digestive system Includes ingestion, digestion, absorption, assimilation.
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Answer:
ᴛʜᴇ ғᴜɴᴄᴛɪᴏɴ ᴏғ ᴛʜᴇ ᴅɪɢᴇsᴛɪᴠᴇ sʏsᴛᴇᴍ ɪs ᴅɪɢᴇsᴛɪᴏɴ ᴀɴᴅ ᴀʙsᴏʀᴘᴛɪᴏɴ. ᴅɪɢᴇsᴛɪᴏɴ ɪs ᴛʜᴇ ʙʀᴇᴀᴋᴅᴏᴡɴ ᴏғ ғᴏᴏᴅ ɪɴᴛᴏ sᴍᴀʟʟ ᴍᴏʟᴇᴄᴜʟᴇs, ᴡʜɪᴄʜ ᴀʀᴇ ᴛʜᴇɴ ᴀʙsᴏʀʙᴇᴅ ɪɴᴛᴏ ᴛʜᴇ ʙᴏᴅʏ. ᴛʜᴇ ᴅɪɢᴇsᴛɪᴠᴇ sʏsᴛᴇᴍ ɪs ᴅɪᴠɪᴅᴇᴅ ɪɴᴛᴏ ᴛᴡᴏ ᴍᴀᴊᴏʀ ᴘᴀʀᴛs: ᴛʜᴇ ᴅɪɢᴇsᴛɪᴠᴇ ᴛʀᴀᴄᴛ (ᴀʟɪᴍᴇɴᴛᴀʀʏ ᴄᴀɴᴀʟ) ɪs ᴀ ᴄᴏɴᴛɪɴᴜᴏᴜs ᴛᴜʙᴇ ᴡɪᴛʜ ᴛᴡᴏ ᴏᴘᴇɴɪɴɢs: ᴛʜᴇ ᴍᴏᴜᴛʜ ᴀɴᴅ ᴛʜᴇ ᴀɴᴜs.
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