PVC pulasitiki Stethoscope zotayidwa

PVC pulasitiki Stethoscope zotayidwa

Stethoscope ndiye chida chodziwika bwino chomwe chimagwiritsidwa ntchito kwambiri kwa akatswiri azachikazi amkati ndi akunja ndi madokotala a ana.Ndi chizindikiro cha madokotala.Mankhwala amakono anayamba ndi kutulukira kwa stethoscope.Ndimakumbukira kuti tili aang’ono, madokotala ankagwira ma stethoscope kuti amvetsere phokoso la matupi athu.Kodi mukufuna kudziwa mfundo ya stethoscope?Ndiye tiyeni tifufuze chinsinsi pamodzi ndi zida zoyesera zasayansi zotsatirazi!

Zoyeserera:

Stethoscope imagwiritsa ntchito mfundo yofalitsa kugwedezeka kwa mawu

Cholinga:

1. Dziwani za stethoscope mwachidule kumvetsetsa kapangidwe kake 2. Dziwani kagwiritsidwe ntchito ka stethoscope m'moyo

Chidziwitso choyesera:

Stethoscope imagwiritsa ntchito mfundo ziwiri: kugwedezeka kumatulutsa phokoso, ndi kugwedezeka kwa mawu.Pali filimu yogwedeza kutsogolo kwa stethoscope.Kugwedezeka kwa ziwalo za munthu kumayendetsa diaphragm yogwedezeka ya stethoscope.Mbale yogwedezekayo imanjenjemera kuti imveke, ndipo phokosolo limatha kufalikira mu thupi lolimba.Choncho, phokoso lopangidwa ndi filimu yogwedezeka imafalikira ku khutu kupyolera mu thupi lolimba.

Phokoso ndi mtundu wa kufalikira kwa vibration.Ikafalikira kutsogolo mumlengalenga, iyenera kutengeka ndi mpweya, kotero kuti mtunda wofalikira siutali, koma muzinthu zina zolimba, phokoso limatha kuyenda kutali kwambiri.Kale, panali njira “yomvera pansi” pofuna kuweruza mdani.Kuwonjezera pamenepo, tinkamvanso masitima apamtunda akuchokera kutali kwambiri ndi njanji.Mfundo ya stethoscope yoyambirira inali ndendende iyi, pogwiritsa ntchito zolimba kufalitsa mawu.Kugwiritsiridwa ntchito kwa phokoso lokhazikika mu mpweya mu chubu kumachepetsa kufalikira kwa phokoso ndikuwonjezera kukweza kwa phokoso.Iyi ndiye mfundo yogwira ntchito ya stethoscope.