body orifice
functional opening in the body of an organism
anus
digestive track waste expulsion opening
stomata
closable pore in the surface of a plant's leaf or other aerial organ allowing the exchange of gases between tissues and the atmosphere
saphenous opening
also called the saphenous opening
internal orifice of uterus
narrowing of the main uterine cavity inferiorly where it enters the cervix
external orifice of uterus
narrowing of the main uterine cavity where the cervix connects with the vagina
adductor hiatus
gap between the adductor magnus muscle and the femur
round window
opening from the middle ear into the inner ear
fenestra
small opening or pore
urinary meatus
distal opening of the urethra from which urine leaves the body
vaginal orifice
exterior opening to the vagina
femoral ring
base of the femoral canal
spiracle
opening in the exoskeletons of some arthropods
umbilical ring
body orifice
stigma
any of the anatomical structures called stigma
spiracle
openings on the surface of some animals, insects and plants
siphon
anatomical structure which is part of the body of some aquatic molluscs
oval window
membrane-covered opening that leads from the middle ear to the vestibule of the inner ear
palpebral fissure
the opening between the eyelids
pudendal cleft
vertical fissure between the labia majora starting at the basal point of the mons pubis
cloaca
posterior opening in zoology
femoral pore
gland found in certain reptiles
nipple
part of the breast
pore (skin)
anatomical entity
lacrimal punctum
part of human eye anatomy