Section1 The Kidneys肾 I. General features Bean shaped, reddish brown organs a Superior extremity Inferior extremity Anterior surface Posterior surface Lateral borderSection 1 The Kidneys 肾 Ⅰ.General features ◼ Bean shaped, reddish￾brown organs ◼ Superior extremity ◼ Inferior extremity ◼ Anterior surface ◼ Posterior surface ◼ Lateral border