Question

The proximal convoluted tubule of a nephron is present in

• A. medulla
• B. cortex
• C. ureter
• D. None of these

Answer 1

The correct option is B

cortex

Explanation of the correct option:

The correct option is B:

1. The nephrons, the structure and functional units of the kidney are made up of two parts namely - the glomerulus and renal tubule.
2. The renal tubule consists of Bowman's capsule, proximal convoluted tubule (PCT), a loop of Henle, and distal convoluted tubule (DCT).
3. The proximal convoluted tubule is present in the region of the renal cortex.

Explanation of the incorrect options:

Option A:

1. The innermost part of the kidney is the renal pyramids or medulla.
2. PCT is not present in the medulla region.

Option C:

1. The ureter is a tube-like structure that takes urine from the renal pelvis to the urinary bladder.

Option D:

1. PCT is present in the cortex region.
2. Hence, option D ‘None of these is incorrect.