B) Which of the following covers the spinal cord ?
i) femur ii) Vertibral column. iii) Ribcage. (
Answers
Answer:
♠MARK ME BRAINLIS♠
Explanation:
➡ Vertebrae. The individual bones of the spine are the vertebrae. These are the building blocks of the spinal column. The vertebrae protect and support the spinal cord......
ɢᴜʟɢᴜɴ ᴋᴀʏᴀʟɪᴏɢʟᴜ, ɪɴ ᴛʜᴇ sᴘɪɴᴀʟ ᴄᴏʀᴅ, 2009
ᴛʜᴇ ᴠᴇʀᴛᴇʙʀᴀʟ ᴄᴏʟᴜᴍɴ
ᴛʜᴇ ᴠᴇʀᴛᴇʙʀᴀʟ ᴄᴏʟᴜᴍɴ, ᴀʟsᴏ ᴋɴᴏᴡɴ ᴀs ᴛʜᴇ sᴘɪɴᴀʟ ᴄᴏʟᴜᴍɴ, ɪs ᴛʜᴇ ᴄᴇɴᴛʀᴀʟ ᴀxɪs ᴏғ ᴛʜᴇ sᴋᴇʟᴇᴛᴏɴ ɪɴ ᴀʟʟ ᴠᴇʀᴛᴇʙʀᴀᴛᴇs. ᴛʜᴇ ᴠᴇʀᴛᴇʙʀᴀʟ ᴄᴏʟᴜᴍɴ ᴘʀᴏᴠɪᴅᴇs ᴀᴛᴛᴀᴄʜᴍᴇɴᴛs ᴛᴏ ᴍᴜsᴄʟᴇs, sᴜᴘᴘᴏʀᴛs ᴛʜᴇ ᴛʀᴜɴᴋ, ᴘʀᴏᴛᴇᴄᴛs ᴛʜᴇ sᴘɪɴᴀʟ ᴄᴏʀᴅ ᴀɴᴅ ɴᴇʀᴠᴇ ʀᴏᴏᴛs ᴀɴᴅ sᴇʀᴠᴇs ᴀs ᴀ sɪᴛᴇ ғᴏʀ ʜᴀᴇᴍᴏᴘᴏɪᴇsɪs. ᴛʜᴇ ᴍᴀᴍᴍᴀʟɪᴀɴ ᴠᴇʀᴛᴇʙʀᴀʟ ᴄᴏʟᴜᴍɴ ᴄᴏɴsɪsᴛs ᴏғ ғɪᴠᴇ ᴍᴏʀᴘʜᴏʟᴏɢɪᴄᴀʟʟʏ ᴅɪғғᴇʀᴇɴᴛɪᴀᴛᴇᴅ ɢʀᴏᴜᴘs ᴏғ ᴠᴇʀᴛᴇʙʀᴀᴇ: ᴄᴇʀᴠɪᴄᴀʟ, ᴛʜᴏʀᴀᴄɪᴄ, ʟᴜᴍʙᴀʀ, sᴀᴄʀᴀʟ ᴀɴᴅ ᴄᴏᴄᴄʏɢᴇᴀʟ (ᴄᴀᴜᴅᴀʟ) (ғɪɢ 3.1). ɪɴ ʜᴜᴍᴀɴs, ᴛʜᴇ ᴠᴇʀᴛᴇʙʀᴀʟ ᴄᴏʟᴜᴍɴ ᴜsᴜᴀʟʟʏ ᴄᴏɴsɪsᴛs ᴏғ 33 ᴠᴇʀᴛᴇʙʀᴀᴇ, ᴘʟᴀᴄᴇᴅ ɪɴ sᴇʀɪᴇs ᴀɴᴅ ᴄᴏɴɴᴇᴄᴛᴇᴅ ʙʏ ʟɪɢᴀᴍᴇɴᴛs ᴀɴᴅ ɪɴᴛᴇʀᴠᴇʀᴛᴇʙʀᴀʟ ᴅɪsᴄs. ʜᴏᴡᴇᴠᴇʀ, ᴛʜᴇ ɴᴜᴍʙᴇʀ ᴏғ ᴠᴇʀᴛᴇʙʀᴀᴇ ᴄᴀɴ ᴠᴀʀʏ ʙᴇᴛᴡᴇᴇɴ 32 ᴀɴᴅ 35. ᴜsᴜᴀʟʟʏ ᴛʜᴇʀᴇ ᴀʀᴇ 7 ᴄᴇʀᴠɪᴄᴀʟ, 12 ᴛʜᴏʀᴀᴄɪᴄ, 5 ʟᴜᴍʙᴀʀ, 5 sᴀᴄʀᴀʟ ᴀɴᴅ 4 ᴄᴀᴜᴅᴀʟ (ᴄᴏᴄᴄʏɢᴇᴀʟ) ᴠᴇʀᴛᴇʙʀᴀᴇ. ɪɴ ʜᴜᴍᴀɴs, ᴛʜᴇ ʟᴇɴɢᴛʜ ᴏғ ᴛʜᴇ ᴠᴇʀᴛᴇʙʀᴀʟ ᴄᴏʟᴜᴍɴ ɪs 71 ᴄᴍ ɪɴ ᴍᴀʟᴇs ᴀɴᴅ 61 ᴄᴍ ɪɴ ғᴇᴍᴀʟᴇs.