Throat

• nasopharynx

  Cavity forming the upper part of the pharynx.

• oropharynx

  Cavity formed by the pharynx at the back of the mouth.

• laryngopharynx

  The lower part of the pharynx.

Peritoneal Cavity

• peritoneal cavity

  The interior of the peritoneum; a potential space between layers of the perit...

• bursa omentalis

  An isolated part of the peritoneal cavity that is dorsal to the stomach.

Chest Cavity

• chest cavity

  The cavity in the vertebrate body enclosed by the ribs between the diaphragm and the...

• mediastinum

  The part of the thoracic cavity between the lungs that contains the heart and aorta...

Also contains

• sac

  A structure resembling a bag in an animal.

• tympanum

  The main cavity of the ear; between the eardrum and the inner ear.

• ventricle

  One of four connected cavities in the brain; is continuous with the central canal of the...

• sinus

  Any of various air-filled cavities especially in the bones of the skull.

• socket

  A bony hollow into which a structure fits.

• fossa

  A concavity in a surface (especially an anatomical depression).

• chamber

  An enclosed volume in the body; "the chambers of his heart were healthy".

• vestibule

  Any of various bodily cavities leading to another cavity (as of the ear or vagina).

• amniotic cavity

  The fluid-filled cavity that surrounds the developing embryo.

• pulp cavity

  The central cavity of a tooth containing the pulp (including the root canal).

• cecum

  The cavity in which the large intestine begins and into which the ileum opens; "the appendix...

• orbit

  The bony cavity in the skull containing the eyeball.

• nasal cavity

  Either of the two cavities lying between the floor of the cranium and the roof of the...

• pleural cavity

  The cavity in the thorax that contains the lungs and heart.

• tubular cavity

  A cavity having the shape of a tube.

• armpit

  The hollow under the arm where it is joined to the shoulder; "they were up to their armpits...

• archenteron

  Central cavity of the gastrula; becomes the intestinal or digestive cavity.

• celom

  A cavity in the mesoderm of an embryo that gives rise in humans to the pleural cavity and...

• pericardial cavity

  The space between the layers of the pericardium that contains fluid that lubricates...

• abdomen

  The cavity containing the major viscera; in mammals it is separated from the thorax by the...

• pelvis

  A structure shaped like a funnel in the outlet of the kidney into which urine is discharged...

• vacuole

  A tiny cavity filled with fluid in the cytoplasm of a cell.

• uterine cavity

  The space inside the uterus between the cervical canal and the Fallopian tubes.

• pelvic cavity

  The space bounded by the bones of the pelvis and containing the pelvic viscera.

• blastocoel

  The fluid-filled cavity inside a blastula.

• cranial cavity

  The cavity enclosed by the cranium.

• cloaca

  (zoology) the cavity (in birds, reptiles, amphibians, most fish, and monotremes but not mammals)...

• locule

  A small cavity or space within an organ or in a plant or animal.

• lumen

  A cavity or passage in a tubular organ; "the lumen of the intestine".

• buccal cavity

  The cavity between the jaws and the cheeks.

• antrum

  A natural cavity or hollow in a bone.