Ch.1 Body Cavities

Question 1

Body Cavities

Answer 1

Spaces that enclose internal organs

Question 2

Cranial Cavity

Answer 2

Cranial cavity bones that form a hollow space of the head

Question 3

Vertebral Canal

Answer 3

The bones of the vertebral column (backbone) ; contains spinal cord

Question 4

Meninges

Answer 4

3 layers of protective fluid surrounding the brain and spinal cord

Question 5

Cerebrospinal Fluid

Answer 5

Shock-absorbing fluid surrounding the brain and spinal cord

Question 6

Thoracic Cavity or chest cavity

Answer 6

Formed by the ribs, the muscles of the chest, the sternum(breastbone), and the thoracic portion of the vertebral column ; major trunk cavity

Question 7

Pericardial cavity

Answer 7

A fluid-filled space that surrounds the heart

Question 8

Pleural cavity

Answer 8

Two fluid-filled spaces around the heart : one around each lung

Question 9

Mediastinum

Answer 9

Central part of the thoracic cavity (heart, esophagus, trachea, thymus, and blood vessels)

Question 10

Diaphragm

Answer 10

Separates the thoracic cavity from the abdominopelvic cavity

Question 11

Abdominopelvic cavity

Answer 11

Extends from the diaphragm to the groin and is encircled by the abdominal muscular wall and the bones and muscles of the pelvic

Question 12

Abdominal cavity

Answer 12

Superior portion ; stomach, spleen, liver, gallbladder, small intestine, and most of the large intestine

Question 13

Pelvic cavity

Answer 13

Inferior portion ; urinary bladder ; portions of the large intestine ; most of the internal organs of the genital systems