The anal canal ends at the anus, which is the external orifice , or opening, of the digestive tract.
Under the reconstruction favoured here, the right orifice is the mouth and the left the anus, implying a U-shaped gut.
Anatomists have applied the term cardia to that part of the stomach that lies around the orifice of the tubular esophagus.
We even applied sunscreen to the nostrils, an orifice often overlooked by the uninitiated.
The major orifice opposite the aulacophore is the anus, with the mouth somewhere near the ambulacrum.
Jordan's hands clasped over the inhaler and pressed the orifice of it and faced it to her mouth.
On the left there was an obstructing lesion noted at the orifice of the left upper lobe bronchus.
During excretion, the urethral orifice below the bladder is opened and the urine passes through the urethra.
Epithelia are tissues lining the outer surface of the body, or the inner surface of organs which have a direct connection to one of the body's orifices .
Laparoscopy enables hernial orifices to be observed and tension-free mesh repair to be carried out effectively.