Anatomy All of the following statements of the Adrenal gland are true except – A Both are supplied by three arteries B Both adrenal glands drain directly into inferior vena cava C Right gland is Pyramidal in shape D Average weight is about 5gms. 💡 Explanation All of the following statements of the Adrenal gland are true except - ✓ Correct Answer: B. Both adrenal glands drain directly into inferior vena cava