Question

The nephrons discharge their urine at the

• A. urinary bladder
• B. urethra
• C. renal pelvis
• D. renal pyramid

Answer 1

The correct option is C

renal pelvis

Explanation of the correct option:

The correct option is C:

1. The process by which the waste products that are harmful to the body are removed from the body is known as excretion.
2. The process by which the excretory products are expelled out through the urine is called urination.
3. Nephrons play an eminent role in the formation of urine or uropoiesis.
4. After the urine is formed, it is discharged by the nephrons at the renal pelvis.

Explanation of the incorrect options:

Option A:

1. The urinary bladder is the temporary storage of urine where it receives the urine through the ureters from the renal pelvis.
2. The urine is not directly discharged by the nephrons here.

Option B:

1. The urethra is a small fibro-muscular tube that releases the urine out of the body by the reflexes set by the bladder.

Option D:

1. Renal pyramids are cone-like structures and are kidney tissues also known as medullary pyramids.
2. They collect urine from the outer part of the kidney and send it to the renal pelvis.