Another action potential can be produced, but only if the stimulus is greater than the threshold stimulus. 1  corresponds to the period when the potassium channels are open (several milliseconds) 2  the nerve cell membrane becomes progressively more 'sensitive' (easier to stimulate) as the relative refractory period proceeds.
There are apâ¦proximately 12 G of naturally occurring sugar per every 100 G of weight which is generally the size of a small banana. 1 large is in the area of 17. Source: nutritiondata.com/2009   How many grams of sugar in a bananna.
This means when eating 2,000 calories daily, aim for 225 to 325 grams of carbs and when following a 2,500-calorie plan, shoot for 281 to 406 grams of carbs each day. Of the 23 grams of carbs in a small 3.7-ounce banana, 12 grams are from natural sugar, a type of carbohydrate.