Physiology of Nutrition

Ngaphambili, oogqirha badideka yingxaki yokungondleki, ukungabikho kokutya. Ingxaki yoluntu yanamhlanje iyidla ngokutya, kwaye ngamanye amaxesha kuninzi ukunyanya. Zininzi zazo zonke iintlobo zokutya okukhawuleza, iimveliso ezigqityiweyo zemizuzu kunye neziko. Lapho ungadla ngokutya, ngaphandle kokucima ngokupheka, phumula kwaye akuvumele ukuba ucinge ngezinto esizidlayo. Into ephambili ikhawuleza, iyanandipha kwaye iyanelisa. Ukongeza, abantu abaninzi kwixesha lethu bahlala bodwa. Yaye xa uhlala wedwa, akukho mfuneko, akukho mnqweno wokupheka into. Ngaphezu koko, ukuba kufuphi nendlu ungathenga ama-dumplings alungileyo.

I-physiology yesondlo yenzululwazi isekelwe ekuhlolisweni kwemfuno yomntu ngezinto eziqulethwe ekutya kunye nemiphumo yazo emzimbeni. Ukusebenza ngokufanelekileyo, umzimba ufuna izinto ezininzi ezahlukeneyo.

Amandla okutya

Umthombo omkhulu wamandla umntu adinga ukutya. Amandla afakwe ekutyeni ngendlela yezondlo - iiprotheni, amafutha kunye nama-carbohydrates. Kwaye ngokuguqula umlinganiselo wabo, kunokwenzeka ukulawula iinkqubo zokuxilongwa.

Iiprotheni

Badlala indima ebalulekileyo ekwakheni imisipha. Iiprotheni zakhiwa ngama-amino acids, zilungisa iiseli, zenza iifom. Iiprotheni zezitena zokwakha iiseli. Ngona nxalenye ininzi, zifumaneka kwimveliso kunye nemveliso yobisi. Ukungabikho kwamaprotheni kunokukhokelela ekubuthatheni kwethambo kunye nezicubu zomzimba, ngoko ke, izityalo zityalo zifuna ukuzaliswa ngokutsha ngendlela yeeprotheni ezongezelelweyo zokutya.

I-carbohydrate

I-physiology yesondlo iqwalasela i- carbohydrates njengenye yemithombo yamandla efunekayo ngumzimba. I-carbohydrate (i-sucrose) - oku kukutya kwendalo yengqondo. Ziyakheka zilula kwaye zinzima. Ngoko, umzimba wethu udinga ubunzima. Kwaye zifumaneka kwiifuno, iintlanzi zaselwandle, izityalo. Elula, ngohlobo lokubhaka, aluzuzisi kakhulu. Ukunciphisa umgangatho wee-carbohydrates elula kunye nokutya okuyinkimbinkimbi yiyona ngcamango yokutya okuphantsi kwe-carbohydrate.

Amafutha

Oku akunjalo ukuba iipounds ezingaphezulu. Ngokulula, kufuneka uhlukanise amafutha kwisiqwenga seqebengwane, kunye nentlanzi yentlanzi. Emva koko, i-acidi e-fatty acids ibandakanyeka ekwakheni iiseli, iimbumba kunye ne-lipid metabolism. Eyona nto ibaluleke kakhulu kuyo i-linoleic acid. Itholakala kuyo yonke imveliso yemvelaphi yezilwanyana: intlanzi, inyama, iimveliso zobisi. Enye into ebalulekileyo ye-polyunsaturated acid acid yi-Omega 3. Ichaphazela umsebenzi wengqondo kunye nesistim. Kwaye, kwakhona, zigcinwe kwiintlanzi.

IiVithamini

Kwi-physiology yesondlo, iivithamini zidlala indima enkulu. Emva koko, ukuba iisilumko zethu ziqala ukuphuka, ngokukhawuleza, iinwele ziyanqunyulwa, okanye isikhumba soma, sithenga ngokukhawuleza ubuninzi bamavithamini. Akunanto. IiVithamini zizinto eziphilayo ezinokutya. Yaye le miqhamo, iziqhamo, intlanzi kunye nemifuno, iimveliso zobisi. Ngamnye wabo unembopheleleko yokwenza imisebenzi ethile. Ngoko, i-vitamin C inoxanduva lokuxhaswa kwe-immunity, i-vitamin A ibalulekile kumbono, ii-vithamini ze-B zichaphazela indlela yethu yokuziphatha kunye nokusebenza. I-Vitamin D ne-E zinoxanduva lwe-lipid metabolism kunye nokuvuselelwa kweseli, kwaye oku kubandakanya isikhumba, izipikili kunye neenwele. Ngoko, ngaphandle kwabo, akunjalo nje.

Fiber

I-soluble kwaye ingenasululwazi. I-fiber e-soluble inqanda indlala kwaye iyanciphisa i-cholesterol. Kwaye ukuhlaziyeka kwamanzi emathumbu kwaye kususa i-slag. Itholakala kwimifuno kunye neziqhamo, kunye nezityalo kunye neziqhamo ezipheleleyo. Ngoko, i-buckwheat ngumthombo oyintloko wefiber.

Amaminerali

Amaminerali adlala indima enkulu kuyo yonke imveliso ye-body yethu. Umzekelo, ifz uthatha inxaxheba kwiinkqubo ze-hematopoiesis, iodode iyimfuneko yokwenziwa kwe-thyroxine - i-hormone ye-thyroid gland. I-Potassium ilawula isigxina senhliziyo, i-calcium ngokubanzi yintloko yeethambo zamathambo, kwaye i-magnesium ilwa nexinzelelo. I-sodium ibandakanyeka kwiinkqubo ze-metabolic, kwaye i-selenium inqanda ukuphuhliswa kwezidumbu. I-Phosphorus inceda i-metabolism, kwaye i-zinc ixhasa ukukhuselwa komzimba.

Zonke izinto zifuneka ngomzimba wethu kwinkimbinkimbi. I-physiology yesondlo somntu ifunda nje impembelelo eyinkimbinkimbi emzimbeni wethu. Ewe, xa kungekho nto eyaneleyo ethile, unokugxila kwimveliso ethile. Kodwa into eyona nto ingaphezulu kwezo zinto ezixhamla umzimba wethu.