Body Openings

Question 1

Aperture

Answer 1

An opening or orifice

Question 2

Canal (alimentary)

Answer 2

The musculomembranous digestive tube extending from the mouth to the anus

Question 3

Canal (vaginal)

Answer 3

The canal in the female from the vulva to the cervix uteri that receives the penis in copopulation

Question 4

Cavity

Answer 4

A hollow place or space, or a potential space, within the body or one of its organs

Question 5

Constriction

Answer 5

Making something narrow; to contract; to close (an opening)

Question 6

Dilatation , dilation

Answer 6

Stretched beyond normal dimensions ; the widening of something, expansion, opening

Question 7

Foramen

Answer 7

A natural opening or passage, especially one into or through a bone

Question 8

Hiatus

Answer 8

A gap, cleft, or opening

Question 9

introitus

Answer 9

An opening or entrance to a canal or cavity such as the vagina

Question 10

Lumen

Answer 10

Opening within a hollow tube or organ

Question 11

Meatus

Answer 11

Urinary passage or opening

Question 12

Orifice

Answer 12

Any orifice, such as the anal orifice

Question 13

Os

Answer 13

Mouth opening ; os uteri : mouth of the uterus, or cervix

Question 14

Patent

Answer 14

Adjective, meaning open or not plugged, as in “the tube is patent”

Question 15

Perforation

Answer 15

A hole in something, e.g. Perforation of the stomach wall by a gastric ulcer

Question 16

Stoma

Answer 16

Artificial opening established by colostomy, ileostomy, or tracheostomy

Question 17

Ventricle

Answer 17

A small cavity or chamber as in the brain or heart