Definition af kulhydrater

Kulhydrater: Hovedsageligt sukker og stivelse udgør sammen en af ​​de tre vigtigste typer næringsstoffer, der bruges som energikilder (kalorier) af kroppen. Kulhydrater Kan også defineres kemisk som neutrale forbindelser af kulstofhydrogen og ilt.

Amoxicillindosering til øvre luftvejsinfektion

Kulhydrater come in simple forms such as sugars and in complex forms such as starches and fiber . The body breaks down most sugars and starches into glucose a simple sugar that the body can use to feed its cells. Complex carbohydrates are derived from plants. Dietary intake of complex carbohydrates can lower blood cholesterol when they are substituted for saturated fat.

Kulhydrater are classified into mono di tri poly and heterosaccharides. The smallest carbohydrates are monosaccharides such as glucose whereas polysaccharides such as starch cellulose and glycogen can be large and even indeterminate in length.

Energien produceret af kulhydrater er 4 kalorier pr. Gram. Proteiner leverer også 4 kalorier pr. Gram. Fedt er højkalet; De leverer 9 kalorier pr. Gram.

Etymologi: Kulhydrater are called carbohydrates because the carbon hydrogen and oxygen they contain are usually in the proportion to form water with the general formula Cn(H2O)n.