Plab zom mov nyob rau hauv lub qhov ncauj kab noj hniav

Plab zom mov - qhov no es tham cov txheej txheem, uas yog txo mus rau lub splitting ntawm loj molecules ntawm cov nqaijrog, nqaijrog thiab hydrocarbons rau lub monomers, uas yog yooj yim yaim los ntawm lub hlwb ntawm tus kab mob. Nyob rau hauv ntau qhov chaw ntawm lub digestive ib ntsuj av tau zom cov sib txawv tebchaw, uas yog ces absorbed los ntawm cov qog ua kua membrane ntawm cov hnyuv thiab ri mus thoob lub cev. Plab zom mov pib nyob rau hauv lub qhov ncauj.

Ua ntej xav tias yuav ua li cas lub plab zom mov nyob rau hauv lub qhov ncauj, yuav tsum tau tsawg kawg yog luv luv ntsib nrog nws cov qauv.

Tus qauv ntawm lub qhov ncauj kab noj hniav

Lub cev yuav tau muab faib qhov ncauj kab noj hniav mus rau hauv ob pawg:

• Buccal kab noj hniav (qhov chaw ntawm ob daim di ncauj thiab cov hniav);
• Ua tau lub qhov ncauj kab noj hniav (hniav tas rau, cov pob txha thiab cua diaphragm lub qhov ncauj);

Txhua lub caij ntawm lub qhov ncauj kab noj hniav nws muaj nws tus kheej muaj nuj nqi thiab yog lub luag hauj lwm rau ib lub khoom noj khoom haus ua.

Cov hniav yog ib lub luag hauj lwm rau tus neeg kho tshuab kev kho mob ntawm cov khoom noj khoom haus. Nrog kev pab los ntawm canines thiab incisors txiv neej tom cov zaub mov, ces me me hniav puas nws crushes. Muaj nuj nqi hniav puas txo tau kom muab tshuaj ntxuav khoom.

Lus - yog ib tug loj npag hloov khoom nruab nrog uas hniav mus rau hauv qab ntawm lub qhov ncauj kab noj hniav. Language yog tsis tsuas muab kev koom tes nyob rau hauv kev ntawm cov khoom noj khoom haus, tab sis nyob rau hauv lub hais lus txheej txheem. Tsiv no npag hloov khoom nruab nrog hmoov sib tov hmoov zaub mov uas muaj cov qaub ncaug thiab ntaub ntawv ib tug bolus. Tsis tas li ntawd, nws yog nyob rau hauv tus nplaig cov ntaub so ntswg gustatory, thermal, thiab txhua yam mob receptors.

Qaub ncaug - parotid, submandibular thiab sublingual qog nyob rau hauv lub qhov ncauj ntawm lub duct. Lawv lub ntsiab muaj nuj nqi - qhov qhuav thiab feem ntawm cov qaub ncaug, uas yog qhov tseem ceeb rau digestion. Qaub ncaug zog raws li nram no:

• Digestive (qaub ncaug muaj enzymes nrog rau cov kev pab uas lub cleavage carbons);
• Tiv (qaub ncaug muaj lysozyme, uas muaj hwj chim bactericidal zog tas li ntawd xwb, nyob rau hauv cov qaub ncaug yog immunoglobulins thiab coagulation yam Qaub ncaug tiv thaiv lub qhov ncauj kab noj hniav ntawm qhuav ..);
• Excretory (nrog qaub ncaug tso tshuaj xws li urea, ntsev, haus dej cawv, ib co tshuaj);

Plab zom mov nyob rau hauv lub qhov ncauj kab noj hniav: txhua yam theem

Lub qhov ncauj kab noj hniav yuav nkag mus rau lub feem ntau ntau haiv neeg cov zaub mov thiab nyob ntawm seb lub taub hau nws yog yog tam sim ntawd pauv mus rau cov hlab pas thaum lub sij hawm nqos ua (dej qab zib, kua zaub mov) los yog ncua machining, uas tswj ntxiv zom cov zaub mov dab.

Raws li twb tau hais, siv cov khoom noj khoom haus cov hniav grind. Tus nplaig zog yuav tsum tau mus do lub chewed zaub mov uas muaj cov qaub ncaug. Nyob rau hauv tus ntawm cov qaub ncaug softens cov zaub mov thiab enveloped nrog hnoos qeev. Mucin, uas yog muaj nyob rau hauv cov qaub ncaug, yuav siv sij hawm yog ib feem nyob rau hauv lub tsim ntawm cov khoom noj khoom haus bolus, uas tom qab nkag mus rau hauv cov hlab pas.

Plab zom mov nyob rau hauv lub qhov ncauj kab noj hniav: lub enzymatic theem

Lub pes tsawg leeg ntawm cov qaub ncaug thiab tej yam enzymes uas muab kev koom tes nyob rau hauv lub decomposition ntawm polymers kuj muaj. Lub qhov ncauj cleavage ntawm cov pa roj carbon uas tau raug mus nyob rau hauv cov hnyuv.

Qaub ncaug muaj ib qho enzyme complex hu ua ptyalin. Nyob rau hauv tus ntawm lawv lwj tshwm sim disaccharides rau polysaccharides (feem ntau yog maltose). Tom qab maltose los ntawm lwm enzyme cleaved mus rau lub monosaccharide qabzib.

Lub ntev cov zaub mov yog nyob rau hauv lub qhov ncauj, thiab raug rau enzymatic los, qhov yooj yim dua nws tshwm sim kev zom nyob rau hauv tag nrho cov lwm qhov chaw ntawm herbal ib ntsuj av. Uas yog vim li cas cov kws kho mob ib txwm pom zoo kom raws li ntev raws li koj muaj peev xwm zom.

Thaum no kev zom nyob rau hauv lub qhov ncauj lawm. Bolus kis rau thiab tau txais mus rau lub hauv paus ntawm tus nplaig pib nqos reflex txheej txheem nyob rau hauv uas cov zaub mov kis mus rau hauv cov hlab pas thiab tom qab mus rau hauv lub plab.

Yuav kom saib lub ntsab lug, nyob rau hauv lub qhov ncauj kab noj hniav tshwm sim dab xws li sib tsoo khoom noj khoom haus, tus tsom xam ntawm nws palatability, cov qaub ncaug tso zis, nws, thiab cov thawj lwj carbohydrates.