Etiket - hazırlık atlama örnek sınav soruları

ÖRNEK HAZIRLIK ATLAMA SORULARI

Passage 58.Several factors cause fatigue, but in general, they come down to two main causes: lack of fuel or food and the excessive accumulation of by-products of activity. Muscle activity uses up stores of glycogen or sugar. It also must have oxygen, for a muscle deprived of it will soon 'cease to contract. Lactic acid and carbon dioxide are the chief by-products of muscle activity, but there are also toxins from other sources which may help produce fatigue. Some [...]

Daha fazla oku...
İletişim Formu
Gönder