Cranial NerveÀÇ ½Å°æÇÐÀû °Ë»ç
Olfactory Nerve (ÈÄ°¢½Å°æ)
1. °æ·Î
2. ±â´É : ÈÄ°¢
a. anosmia : ÈÄ°¢ ¼Ò½Ç
- »ó±âµµ °¨¿°ÀÌ °¡Àå ÈçÇÑ ¿øÀÎ
- ÁßÃß¼º º´º¯Àº olfactory fibers°¡ ant. commissure¿¡¼ decussationÇϱ⠶§¹®¿¡ anosmia¸¦ ÃÊ·¡ÇÏÁö ¾Ê´Â´Ù.
- ÆíÃø¼º anosmia : olfactory bulb³ª tract¸¦ ¾Ð¹ÚÇÒ °æ¿ì ³ªÅ¸³¯ ¼ö ÀÖ´Ù.
b. parosmia (ÀÌ»óÈÄ°¢)
c. Cacosmia (¾ÇÃëÈÄ°¢)
3. °Ë»ç
a. ÄÚ°¡ ¸·ÇôÀÖ´ÂÁö¸¦ ¸ÕÀú È®ÀÎ : nasal obstructionÀ» R/O Çϱâ À§ÇØ
a. Ä¿ÇÇ, tar, ´ã¹è, Ä¡¾à µîÀ¸·Î °Ë»ç
c. ¾Ï¸ð´Ï¾Æ, acetic acid, alcohol, formaldehyde µîÀº ÇÇÇÑ´Ù : »ïÂ÷ ½Å°æ ¸»´ÜÀ» ÀÚ±ØÇÒ ¼ö ÀÖÀ¸¹Ç·Î
Optic nerve (½Ã½Å°æ)
1. °æ·Î
a. ¸Á¸· -` ½Ã½Å°æ -` optic chiasm -` optic tract -` lateral geniculate body
-` optic radiation (geniculocalcarine pathway) -` calcarine cortex in occipital cortex (#17)
b. Loop of Meyer : optic radiationÀÇ lower fibers
c. upper fibers´Â parietal lobe¸¦ ÅëÇØ Å롦(»ý·«)
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