NEET BIOLOGY

Detailed explanation-1: -The correct option is C. external opening of the urinogenital duct. The urinary meatus, also known as the external urethral orifice, is the opening or meatus of the urethra. It is the point where urine exits the urethra in males and in females, and also where semen exits the urethra in males.

Detailed explanation-2: -The external urethral orifice is the external opening (or meatus) of the urethra. It is where urine exits in both males and females. In males, it is also where the semen is ejected during ejaculation. The male external urethral orifice is located on the glans penis, at the tip, at the junction with the ferenular delta.

Detailed explanation-3: -The male urethra connects the urinary bladder to the penis. Once the bladder becomes full, urine flows through the urethra and leaves the body at the urethral meatus, which is located at tip of the penis. The urethra is more than just a urinary duct; it also serves as a conduit for semen and sperm during sexual acts.

Detailed explanation-4: -The meatus is the hole or opening of the urethra. With epispadias, a deep groove often runs between the meatus and tip of the penis.

Detailed explanation-5: -Urethral meatus refers to the external opening of urinogenital duct, through which, in males, urine and semen both exits from the body.