1. Body Cavities
What’s in there??

2. Body Cavities:
Spaces within the body which contain vital organs

3. Dorsal (Posterior) Cavity:
Cranial Cavity
contains the brain
Vertebral/Spinal Cavity = contains the spinal cord

4. Ventral (Anterior) Cavities:
Thoracic Cavity
heart in pericardial cavity,
lungs in pleural cavities,
mediastinum - region between lungs from sternum to backbone contains esophagus, trachea, etc.

5. Ventral (Anterior) Cavities:
2a. Abdominal Cavity
stomach, liver, small intestine, most of large intestine
- also contains spleen & gallbladder
2b. Pelvic Cavity
urinary bladder, large intestine, rectum, male/female reproductive organs

6. Abdominopelvic Cavity: 9 Regions
Epigastric
Umbilical
Hypogastric
Hypochondriac (right & left)
Lumbar (right & left)
Inguinal (right & left)

7. Abdominopelvic Cavity: 9 Regions

8. Epigastric Region Contains stomach, liver (and some of large
intestine)

9. Umbilical Region Contains small intestine, large intestine (and some
of the stomach)

10. Hypogastric Region
Contains small intestine, rectum, urinary bladder, reproductive organs, (and some of large
intestine)

11. Right & Left Lumbar Regions
Contains part of small and
large intestines

12. Left Inguinal Region
Contains part of small and large intestines

13. Right Inguinal Region
Contains appendix, part of small and large intestines

14. Right & Left Hypochondriac Regions
Right Hypochondriac contains liver (and part of stomach)
Left Hypochondriac contains spleen (and part of stomach)