“…In experiments with animals an oversensitivity to insulin occurs after removal of the adrenals [however, if only the medulla is removed it does not appear (5, 7)], and after destruction or removal of the pituitary (21,22). This causes an in hibition of the thyroid, adrenals and gonads, but no injury occurs to the pancreas, although some changes in glycemia do not necessarly occur (17).…”