![Dab tsi ua suab narwhal ua? Dab tsi ua suab narwhal ua?](https://i.answers-medical.com/preview/medical-health/13970485-what-sounds-does-a-narwhal-make-j.webp)
Video: Dab tsi ua suab narwhal ua?
![Video: Dab tsi ua suab narwhal ua? Video: Dab tsi ua suab narwhal ua?](https://i.ytimg.com/vi/RXuj50iGZnA/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Narwhals tsim ntau yam suab nrov, suav nrog echolocation clicks, tonal-pulsed signals, thiab xuav. Cov echolocation clicks muaj ntau zaus ntau txog 160 kHz thiab qib siab tshaj plaws ntawm qib 218 hauv qab dB re 1 µPa.
Ntawm no, puas yog narwhal suab zoo li?
Narwhal suab nrov suab zoo li squeaky qhov rooj thiab kazoos raws li cov ntaub ntawv tshiab los ntawm qhov tob.
Kuj Paub, narwhal ua dab tsi? Cov narwhal yog unicorn ntawm lub hiav txwv, cov xim daj daj daj pom hauv Arctic ntug dej hiav txwv thiab dej. Cov tsiaj dab neeg no muaj ob tus hniav. Hauv cov txiv neej, cov hniav loj dua tuaj rau hauv qhov zoo li rab ntaj, muab tuskauv mus txog 8.8 ko taw ntev. Cov kaus ntxhw tus ntxhw loj hlob txoj cai los ntawm narwhal cov daim di ncauj.
Hais txog qhov no, puas yog narwhals suab lag ntseg?
Txhua lub neej. Seismic blasting - txheej txheem ntawm kev tua phom nrov nrov rau hauv dej hiav txwv hauv kev tshawb nrhiav roj - yog hem lub neej hauv Arctic. Cov tsiaj hiav txwv zoo li belugas, taub hau taub hau thiab cov narwhals yog txhua tus muaj kev pheej hmoo los ntawm seismic nkoj ' lag ntseg blasts: lawv nyob ntawm lawv lub rooj sib hais kom ciaj sia.
Lub narwhal nrov npaum li cas?
Thaum nws hu tau lees tias yog nrov dua tshaj li lub tshuab dav hlau ntawm kev tawm mus, clocking nyob rau hauv ib qho impressive 188 decibels (dB), phev whale yog tiag tiag nrov dua : nws qhov kev sib txuas lus nyem tau ntsuas ntawm 230 dB.
Pom zoo:
Peb txheej txheej txheej ntawm cov suab suab yog dab tsi?
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Cov suab paj nruag tau ua los ntawm peb txheej txheej loj los ntawm qhov tob mus rau sab nrauv: Lub Vocalis Muscle (daim ntawv lo saum toj no ua cov leeg) Lub Lamina Propria (tiag tiag 3 txheej: sib sib zog nqus, nruab nrab, thiab sab nrauv) Cov epithelium lossis cov nqaij mos epithelial
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Narwhals dhia tob dua li ib tus ntses hiav txwv - tob li 5,000 ko taw - thiab nyob hauv qab li 25 feeb ua ntej tawm mus rau saum huab cua. Narwhal nyob feem ntau hauv Atlantic Arctic. Vim tias tshwj xeeb qhov chaw nyob, thaj tsam nqaim thiab txwv kev noj zaub mov tsawg (Arctic cod thiab halibut), nws yog ib hom tsiaj Arctic uas muaj kev phom sij tshaj plaws rau kev hloov pauv huab cua
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Yuav luag txhua lub qhov ntswg tso tawm qhov ntswg (lossis qhov ntswg txuas ntxiv mus), qhov cua tawm los ntawm lub qhov ntswg tab sis tsis yog los ntawm lub qhov ncauj, vim nws raug txwv los ntawm daim di ncauj lossis tus nplaig. Feem ntau qhov ntswg tau hais tawm, thiab qhov tseeb, lub qhov ntswg suab [n] thiab [m] yog cov suab nrov tshaj plaws uas siv hauv cov lus hauv ntiaj teb
Yam kev hnov lus tsis zoo dab tsi hauv kev hais lus hauv kev hnov lub suab hnov suab ntsuas?
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Kev hais lus audiometry yog ib qho cuab yeej tseem ceeb hauv kev ntsuas kev hnov lus. Ua ke nrog lub suab ntshiab suab, nws tuaj yeem pab txiav txim siab qib thiab hom kev hnov lus tsis hnov lus. Speech audiometry muab cov ntaub ntawv ntawm kev lees paub lo lus thiab hais txog kev tsis xis nyob lossis ua siab ntev rau kev hais lus
Vim li cas kuv tsis nyiam lub suab ntawm kuv tus kheej lub suab?
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Qhov tseeb, tsis nyiam lub suab ntawm koj tus kheej lub suab yog li muaj ntau uas muaj lub sijhawm rau nws: kev hais lus sib tham. Cov pob txha coj los ntawm lub suab xa cov suab nrov qis uas tsis suav nrog hauv lub suab-ua suab nrov. Yog li thaum koj hnov koj lub suab kaw tsis muaj cov zaus no, nws suab nrov dua - thiab txawv