Nostrils
The opening of the urethra is the external urethral orifice.
That is the nostrils.
Nostrils
The nose and naval cavity from the main external opening for the respiratory system and its the first section of the body's airway's nose is a structure of the made of cartilage bone,muscle and skin that supports and protects the anterior portion of the nasal cavity.
opening of the nose
A single opening of your nose is known as a nostril, nostrils is the plural form. Your nostrils are two channels through the nose, separated by the septum.
meatus
The external opening is the urethra. Not really. The urethra is the tube that leads from the bladder. The opening is called the urethral opening.
This is the external opening of the urethra.
Nipples are the external opening of the mammary glands.
An incision made to enlarge the opening of the external urethra is called a "meatotomy." This surgical procedure is typically performed to relieve urinary obstruction or to facilitate the passage of urine in cases where the urethral opening is too narrow. It involves cutting the meatus, the external opening of the urethra, to allow for a wider passage.
External injuries to the nose are usually blunt force injuries related to sports participation, criminal violence, parental abuse, or automobile or bicycle accidents.