Body Cavities And Membranes Flashcards
Body cavities are sub grouped into?
Dorsal cavitys
And
Ventral cavity
Internal organs and organ systems are housed in enclosed spaces called?
Body cavities
Cranial cavity
Formed by the bones of the cranium
Houses the brain
Vertebral cavity
Formed by the bones of the vertebral column
Houses the spinal column
What are the two dorsal cavities
Cranial
Vertebral
Ventral cavity
Does not completely encase organs in bone
What are the two ventral cavities
Thoracic cavity
Abdominopelvic cavity
Ventral cavities are lined with?
Serous membranes
Serous membranes consist of two layers called
Parietal layer
Visceral layer
Parietal layer
Lines the internal surface of the body wall
Visceral layer
Covers the external surface of organs
Between membranes is a potential space called
Serous cavity
Serous fluid
Fills the serous cavity
Parietal pericardium, visceral pericardium, and pericardial cavity all surround what organ
Heart
Serous pleura
Two layered serous membrane on lungs
Serous pericardium
Membrane of the heart
Mediastinum
Median space in thoracic cavity
Mediastinum contains these 6 things
Heart Thymus Esophagus Trachea Main stem bronchi Major blood vessels connected to heart
Abdominopelvic cavity can be broken into what two sub groups
Abdominal cavity
Pelvic cavity
Abdominal cavity contains what three things
Digestive system organs
Kidneys
Ureters
Pelvic cavity contains what 4 things
Distal part of large intestine
Remainder of ureters
Urinary bladder
Internal reproductive organs
