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Body Planes & Cavit.
Body Planes & Cavities
Question | Answer |
---|---|
What are the 3 body planes? | Sagittal, frontal & transverse |
Sagittal plane | divides body left & right |
Parasagittal Plane | not on midline |
Midsagittal (median) Plane | lies on midline |
Frontal (coronal) Plane | divides body front & back |
Transverse (horizontal) Plane | divides body horizontally up & down |
What are the body cavities? | Dorsal & ventral |
Ventral cavity contains: | thoraic & abdominpelvic cavity |
Verterbral cavity contains: | spinal cord |
Cranial cavity contains: | brain |
Thoraic cavity contains: | heart & lungs |
The thoraic cavity is surrounded by the: | ribs & muscles of the chest |
The walls of the ventral body cavity & the outer surfaces of the organs it contains are covered by a thin, double- layered membrane called: | serosa or serous membrane |
Abdominal cavity contains: | liver, gallbladder, spleen, pancreas |
Pelvic cavity contains: | urinary bladder, reproductive organs & rectum |
The ventral body cavity houses internal organs called: | viscera |
Oral cavity is the ____ | mouth |
Nasal cavity is the ____ | nose |
Orbital cavity is the____ | eye |
Dorsal body cavity includes: | cranial and spinal cavity |
Parietal serosa | lines the wall of the cavity |
The visceral serosae produces: | a thin fluid that decrease friction during organ functioning |
The serous membranes are separated by a thin layer of lubricating fluid that reduces friction called : | serous fluid |
Secrous fluid is ___ by both membranes | secreted |
Pleura covers the ___ | lungs |
Which serous membrane lines the wall of the thoraic cavity? | parietal pleurae |
The serous membrane of the pleural cavity has 2 layers. What are they called? | visceral pleura and parietal pleura |
Visceral serosa | covers the organs of that cavity |
Pericardial is the cavity that covers the ___ | the heart |
Peritoneum is the membrane in the ___ | abdominal cavity |
The mediostinum is a space between the lungs that covers which 4 structures? | heart, trachea, thymus and espophagus |