Ch.1 Body Cavities Flashcards

1
Q

Body Cavities

A

Spaces that enclose internal organs

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2
Q

Cranial Cavity

A

Cranial cavity bones that form a hollow space of the head

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3
Q

Vertebral Canal

A

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

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4
Q

Meninges

A

3 layers of protective fluid surrounding the brain and spinal cord

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5
Q

Cerebrospinal Fluid

A

Shock-absorbing fluid surrounding the brain and spinal cord

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6
Q

Thoracic Cavity or chest cavity

A

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

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7
Q

Pericardial cavity

A

A fluid-filled space that surrounds the heart

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8
Q

Pleural cavity

A

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

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9
Q

Mediastinum

A

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

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10
Q

Diaphragm

A

Separates the thoracic cavity from the abdominopelvic cavity

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11
Q

Abdominopelvic cavity

A

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

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12
Q

Abdominal cavity

A

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

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13
Q

Pelvic cavity

A

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

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