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.
According to the International Banana Association, an average-sized banana weighs 120 grams. I'm assuming this does not include the peel because the discussion is in the context of nutritional information. + 78 others found this useful.
1 1 medium banana (7 inches to 7Â¾ inches long): 24 grams effective (net) carbohydrate plus 3 grams fiber and 105 calories.  1 large banana (8 inches to 8 and 7/8 inches long): 28 grams effective carbohydrate plus 3.5 grams fiber and 121 calories.