Why is urethra of male called urinogenital canal?

Explanation

### Step-by-Step Solution:

1. **Definition of Urethra**: The urethra is a tube that connects the urinary bladder to the exterior of the body. In males, it serves a dual purpose.

2. **Function of Urethra in Urination**: The primary function of the urethra is to transport urine from the urinary bladder to the outside of the body. The fluid discharged is known as urine, which is a waste product filtered from the blood by the kidneys.

3. **Function of Urethra in Reproduction**: In addition to its role in urination, the male urethra also serves as a passage for semen, which is the fluid that contains sperm produced in the testes. During ejaculation, semen is expelled through the urethra.

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