Pheochromocytomas are tumours of (A) Carcinoid in liver (A) Adrenal cortex (B) Adrenal medulla (B) Carcinoid in appendix (C) Pancreas (D) Bone (C) Metastasis of carcinoma of liver fifty one. May be transmitted if an open cut or the mucous membranes (eyes, nose or mouth) are exposed to a considerable...