Vim li cas cov noog muaj 4 chambered plawv?
Vim li cas cov noog muaj 4 chambered plawv?

Video: Vim li cas cov noog muaj 4 chambered plawv?

Video: Vim li cas cov noog muaj 4 chambered plawv?
Video: Lub Neej Tug Ntseeg - Nyaj Xuv Xyooj & N. Paab Xaab Xyooj 2024, Lub rau hli ntuj
Anonim

Cov tsiaj txhu thiab qub muaj plaub chav plawv raws li lawv muaj kev xav tau lub zog siab txhawm rau tswj hwm lawv lub cev kub. Kev cais tawm ntawm chav tiv thaiv kev sib xyaw ntawm cov pa oxygenated thiab deoxygenated ntshav uas tso cai ua kom muaj txiaj ntsig zoo ntawm cov pa oxygen rau lub cev.

Ntawm no, cov noog puas muaj 4 chambered plawv?

Noog zoo li tsiaj txhu, muaj a4 - chav plawv (2 atria & 2 ventricles), nrog kev sib cais tiav ntawm cov pa oxygen thiab de-oxygenated ntshav. Txoj hlab ntshav sab xis tso ntshav mus rau lub ntsws, thaum lub ntsws sab laug tso ntshav mus rau lwm lub cev.

Qhov thib ob, vim li cas plaub lub chav chambered muaj txiaj ntsig zoo rau noog thiab tsiaj txhu? Cov ntshav raug tso tawm los ntawm peb- chav plawv nrog ob lub atria thiab ib lub ventricle. (d) Tsiaj txhu thiab noog muaj qhov ua tau zoo tshaj plaws plawv nrog plaub chav uas cais tag nrho cov pa oxygenated thiab deoxygenated ntshav; nws tso cov ntshav oxygenated thoob plaws lub cev thiab deoxygenated ntshav mus rau lub ntsws.

Tom qab ntawd, lo lus nug yog, pes tsawg lub chav muaj lub plawv plawv?

plaub

Cov noog puas tuaj yeem mob plawv?

Avian Lub plawv Thiab Ntshav Ntshav Tsis Zoo Ua Rau Ntau Avian kab mob cuam tshuam tsis tsuas yog qub qub tag nrho lub cev, tab sis kuj ua rau plawv thiab cov hlab ntsha tsis zoo hauv noog txhua lub hnub nyoog, suav nrog cov hluas noog . Ib yam li tib neeg thaum hnub nyoog laus, qee yam noog feem ntau raug kev txom nyem los ntawm plawv thiab cov hlab ntsha tsis zoo.

Pom zoo: