NEET PG DENTAL EXAM

HISTOLOGY

URINARY SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
external opening of the urethra to the outside of the body
A
urinary meatus
B
renal pelvis
C
hilum
D
ureter
Explanation: 

Detailed explanation-1: -Urine leaves your body through a hole at the end of your urethra. That hole from the inside to the outside is called the urethral meatus. (The term ‘meatus’ refers to any opening from the inside to the outside.)

Detailed explanation-2: -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-3: -The meatus is a slitlike orifice with its long axis in a midline sagittal plane. The urethral meatus is slightly ventral to the tip of the penis.

Detailed explanation-4: -The external urethral sphincter is composed of striated muscle and is located distally and inferiorly to the bladder neck in women between the vaginal orifice and clitoris. In the females, the external sphincter is also known as the urogenital sphincter and is made of 3 parts. The first part is circular.

There is 1 question to complete.