Download Body Cavities

Body Cavities
What’s in there??
Body Cavities:
Spaces within the body
which contain vital
organs
Dorsal (Posterior) Cavity:
One long, continuous
cavity that is located on
the back of the body,
divided into two
sections
1. Cranial Cavity =
contains the brain
2. Vertebral/Spinal
Cavity = contains the
spinal cord
Ventral (Anterior) Cavities:
1. Thoracic Cavity = located
in the chest
– contains the
heart in pericardial
cavity, lungs in pleural
cavities, mediastinum
- the region between
lungs from sternum to
backbone that contains
heart esophagus,
trachea, etc.
Ventral (Anterior) Cavities:
2a. Abdominal Cavity = upper
abdominal cavity; contains
the stomach, liver, small
intestine, most of large
intestine
- also contains spleen
& gallbladder
2b. Pelvic Cavity = lower
abdominal cavity; contains
urinary bladder, large
intestine, rectum,
male/female reproductive
organs
Abdominopelvic Cavity: 9 Regions
•
•
•
•
•
•
Epigastric
Umbilical
Hypogastric
Hypochondriac (right & left)
Lumbar (right & left)
Inguinal (right & left)
Abdominopelvic Cavity: 9 Regions
Epigastric Region
• Superior to umbilical
region
• Contains stomach, liver
(and some of large
intestine)
Umbilical Region
• Center-most region,
around the navel
• Contains small intestine,
large intestine (and some
of the stomach)
Hypogastric Region
• Inferior to umbilical
region
• Contains small intestine,
rectum, urinary bladder,
reproductive organs,
(and some of large
intestine)
Right & Left Lumbar Regions
• Lateral to umbilical
region
• Contain part of small and
large intestines
Left Inguinal Region
• Lateral (left) to
hypogastric region
• Contains part of small
and large intestines
Right Inguinal Region
• Lateral (right) to
hypogastric region
• Contains appendix, part
of small and large
intestines
Right & Left Hypochondriac Regions
• Right Hypochondriac
contains liver (and part
of stomach)
• Left Hypochondriac
contains spleen (and
part of stomach)
Abdominopelvic Cavity: 9 Regions