Body Cavities

Question 1

What are the two main cavities?

Answer 1

Dorsal and Ventral

Question 2

What cavities make up the dorsal cavity?

Answer 2

Cranial cavity (brain) and Vertebral cavity (spinal cord)

Question 3

What is a body cavity?

Answer 3

Internal cavities that are closed to environment and provide different degrees of protection to organs within them

Question 4

What cavities make up the ventral cavity?

Answer 4

Thoracic cavity and Abdominopelvic cavity

Question 5

What makes up the the Thoracic cavity?

Answer 5

• Two pleural cavities (one surrounding each lung)
• Mediastinum (contains pericardial cavity, surrounds other thoracic organs)
• Pericardial cavity (encloses heart)

Question 6

What makes up the Abdominopelvic cavity?

Answer 6

• Abdominal cavity (contains stomach, intestines, spleen, liver)
• Pelvic cavity (contains urinary bladder, reproductive organs, rectum)

Question 7

What are serous membranes?

Answer 7

Thin, double-layered membranes that line certain internal cavities of the body

Question 8

What are the two types of serous membranes?

Answer 8

Parietal serosa and Visceral serosa

Question 9

Parietal serosa

Answer 9

Lines inner walls of body cavity