ANATOMICAL STRUCTURES OF THE NEPHRON 1) renal corpuscle 2) tubulus contortus distalis 3) ansa nephroni 4) tubulus contortus proximalis square

The correct answer is 1) renal corpuscle.<br /><br />The renal corpuscle is the initial filtering component of the nephron, consisting of the glomerulus and Bowman's capsule. It plays a crucial role in the filtration of blood to form urine.