Question

why human heart is called double blood circulation?​

Answer 1

Answer:

The blood circulation in the human heart is called double circulation because the blood passes through the heart twice in one complete cycle of the body. Once through the right half in the form of deoxygenated blood and once through the left half in the form of oxygenated blood.

Explanation:

Hope it helps you..

Answer 2

Answer:

ɪᴛ ɪꜱ ᴄᴀʟʟᴇᴅ ᴀ ᴅᴏᴜʙʟᴇ ᴄɪʀᴄᴜʟᴀᴛᴏʀʏ ꜱʏꜱᴛᴇᴍ ʙᴇᴄᴀᴜꜱᴇ ʙʟᴏᴏᴅ ᴘᴀꜱꜱᴇꜱ ᴛʜʀᴏᴜɢʜ ᴛʜᴇ ʜᴇᴀʀᴛ ᴛᴡɪᴄᴇ ᴘᴇʀ ᴄɪʀᴄᴜɪᴛ. ᴛʜᴇ ʀɪɢʜᴛ ᴘᴜᴍᴘ ꜱᴇɴᴅꜱ ᴅᴇᴏxʏɢᴇɴᴀᴛᴇᴅ ʙʟᴏᴏᴅ ᴛᴏ ᴛʜᴇ ʟᴜɴɢꜱ ᴡʜᴇʀᴇ ɪᴛ ʙᴇᴄᴏᴍᴇꜱ ᴏxʏɢᴇɴᴀᴛᴇᴅ ᴀɴᴅ ʀᴇᴛᴜʀɴꜱ ʙᴀᴄᴋ ᴛᴏ ᴛʜᴇ ʜᴇᴀʀᴛ. ᴛʜᴇ ʟᴇꜰᴛ ᴘᴜᴍᴘ ꜱᴇɴᴅꜱ ᴛʜᴇ ɴᴇᴡʟʏ ᴏxʏɢᴇɴᴀᴛᴇᴅ ʙʟᴏᴏᴅ ᴀʀᴏᴜɴᴅ ᴛʜᴇ ʙᴏᴅʏ.

Explanation:

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