1 ∫ΣΣ’Ë 1 ‚§√ß √â“ß·≈–Àπâ“Σ’Ë¢ÕßÀŸ ÀŸ ‡ªìπÕ«—¬«–√—∫§«“¡√Ÿâ ÷°Σ’Ë¡’∫Σ∫“ΣΣ—Èß„π¥â“π¢Õß°“√√—∫øí߇ ’¬ß (Hearing) ·≈–°“√ §«∫§ÿ¡°“√Σ√ßμ—« (Balance or Equilibrium) ‚¥¬·∫àß‚§√ß √â“ߢÕßÀŸ‰¥â‡ªìπ 3 à«π„À≠àÊ §◊Õ ÀŸ™—ÈππÕ° ÀŸ™—Èπ°≈“ß ·≈–ÀŸ™—Èπ„π ·μà°àÕπΣ’Ë®–°≈à“«∂÷ß‚§√ß √â“ßÕ◊ËπÊ μâÕß°≈à“«∂÷ß à«πΣ’Ë‡ªìπΣ’Ëμ—ÈߢÕßÀŸ°àÕπ§◊Õ °√–¥Ÿ° °–‚À≈° à«π¢¡—∫ (Temporal bone) ´÷Ëß¡’Õ¬Ÿà 2 ™‘Èπ ´â“¬-¢«“ („π 8 ™‘Èπ¢Õß Cranial Bone) ·≈– ‡ªìπ°√–¥Ÿ°™‘ÈπΣ’Ë·¢Áß·√ßΣ’Ë ÿ¥ °√–¥Ÿ°¢¡—∫π’È·∫àßÕÕ°‰¥â‡ªìπ 4 à«π¬àÕ¬Ê §◊Õ Squamous, Mastoid, Petrous ·≈– Tympanic ‚¥¬¢Õ°≈à“«√“¬≈–‡Õ’¬¥¢Õß°√–¥Ÿ°¡“ μÕ¬¥å Σ’Ë¡’§«“¡ ”§—≠¥—ßπ’È ‚§√ß √â“ß·≈–Àπâ“Σ’Ë¢ÕßÀŸ °√–¥Ÿ°¡“ μÕ¬¥å (Mastoid Bone) ‡ªìπ°√–¥Ÿ°Σ’Ë¡’√Ÿª√à“ß≈—°…≥–‡ªìπ√Ÿæ√ÿπ Σ”Àπâ“Σ’Ë‡ªìπ√–∫∫™àÕßÕ“°“»‡≈Á°Ê ª√–°Õ∫ ‰ª¥â«¬ Mastoid process, Mastoid antrum ·≈– Mastoid air cell ´÷Ëß à«πΣ’Ë‡ªìπ™àÕß«à“ß„π ‚æ√ßÕ“°“»‡À≈à“π’È ¡’°“√‡™◊ËÕ¡μàÕ°—∫ à«π¢ÕßÀŸ™—Èπ°≈“ß ‡æ◊ËÕª√—∫·√ߥ—πÕ“°“»·≈–¡’Õ«—¬«–Σ’Ë„™â ‡°’ˬ«°—∫°“√§«∫§ÿ¡Σà“Σ“ß°“√Σ√ßμ—«¢Õß¡πÿ…¬å¥â«¬ ‚§√ß √â“ߢÕßÀŸ™—ÈππÕ° (Outer Ear or External Ear) ÀŸ™—ÈππÕ° ·∫à߉¥â‡ªìπ 3 à«π §◊Õ „∫ÀŸ (Pinna or Auricle) ™àÕßÀŸ™—ÈππÕ° (External Auditory Canal EAC) ·≈– à«π¢Õ߇¬◊ËÕ·°â«ÀŸ (Ear drum or Tympanic Membrane) „∫ÀŸ μ—ÈßÕ¬Ÿà¥â“π¢â“ߢÕß»’√…–„π√–¥—∫μ“æÕ¥’ ‚§√ß √â“ߢÕß„∫ÀŸ‡ªìπ°√–¥Ÿ°ÕàÕπ (Cartilage) Σ’Ë¡’º‘«Àπ—ߪ°§≈ÿ¡Õ¬Ÿà ¬°‡«âπ à«π¢Õßμ‘ËßÀŸ (Ear lobe) ´÷Ë߇ªìπ à«π‡¥’¬«Σ’ˉ¡à¡’ °√–¥Ÿ°ÕàÕπ ·μà¡’‰¢¡—π (fat) ‡ªìπÕߧåª√–°Õ∫Õ¬Ÿà μ—«„∫ÀŸπ’È®–Σ”Àπâ“Σ’Ë„π°“√√«∫√«¡§≈◊Ëπ ‡ ’¬ß·≈– àߺà“π‡¢â“‰ª¬—ß à«π¢Õß™àÕßÀŸ™—ÈππÕ°μàÕ‰ª
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