HBHI - Chapter 1 - Quadrants, Regions, Body Cavities Flashcards
(27 cards)
another name for organs?
viscera
name the 2 main body cavities
dorsal and ventral
where is the dorsal cavity?
located towards the posterior surface
what 2 divisions are in the dorsal cavity?
cranial and spinal
where is the cranial cavity located and what does it contain?
in skull and contains brain
where is the spinal cavity located and what does it contain?
extends downward from cranial cavity and is surrounded by bony vertebra. contains spinal cord
describe the ventral cavity
larger cavity of the two located toward the anterior surface of body
what are the divisions in the ventral cavity?
thoracic and abdominopelvic
where is the thoracic cavity located?
superior to the diaphragm surrounded by ribcage
name and describe the 2 divisions of the thoracic cavity
pleural; lungs are lateral to the mediastinum
mediastinum; contains heart, thymus gland, parts of esophagus, trachea, and large vessels attached to the heart
describe the location of the abdominopelvic cavity
located deeper than the diaphragm
name the viscera located in the abdominal cavity
stomach, majority of intestines, liver, gallbladder, pancreas, spleen, and kidneys
name the viscera in the pelvic cavity
includes remainder of intestines, rectum, urinary bladder, and the internal parts of the reproductive system
how many quadrants are there?
4
name the 4 quadrants
RUQ, RLQ, LUQ, LLQ
name RUQ viscera
majority of the liver, gallbladder, bile duct, transverse colon (cut), ascending colon
name RLQ viscera
cecum and vermiform appendix
name LUQ viscera
left lobe of liver, stomach (cut), spleen, duodenum, pancreas, pancreatic duct, descending colon
name RLQ viscera
small intestine, rectum, anus
how many regions are there?
9
what body landmark is used as the centermost region?
umbilical
which region is centermost region?
umbilical
which region is directly inferior to the umbilical?
hypogastric
which region is superior to the umbilical?
epigastric
