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Unit 1 Part 3 HA
| Question | Answer |
|---|---|
| Dorsal body cavity | posterior body cavity that protects the brain and spinal cord | location: back side of the body |
| Cranial cavity | cavity enclosed by the skull that contains the brain | location: inside the skull |
| Vertebral cavity (spinal cavity) | cavity enclosed by the vertebral column that contains the spinal cord | location: inside the spine |
| Ventral body cavity | anterior body cavity containing major internal organs | location: front side of the trunk |
| Thoracic cavity | ventral cavity superior to the diaphragm that contains the heart and lungs | location: chest, inside the rib cage |
| Diaphragm | dome-shaped muscle that separates the thoracic cavity from the abdominopelvic cavity | location: beneath the lungs and heart, above the abdomen |
| Abdominopelvic cavity | ventral cavity inferior to the diaphragm containing digestive, urinary, and reproductive organs | location: lower trunk below the diaphragm |
| Abdominal cavity | superior part of the abdominopelvic cavity containing digestive organs | location: abdomen, below the diaphragm and above the pelvis |
| Pelvic cavity | inferior part of the abdominopelvic cavity containing the bladder, reproductive organs, and rectum | location: inside the bony pelvis |
| Serosa (serous membrane) | thin double-layered membrane lining the ventral body cavity and covering its organs | location: around organs in the thoracic and abdominopelvic cavities |
| Parietal serosa | layer of a serous membrane lining the cavity wall | location: inner wall of a ventral body cavity |
| Visceral serosa | layer of a serous membrane covering the outer surface of an organ | location: directly on an organ within a ventral body cavity |
| Peritoneum | serous membrane associated with the abdominal cavity and its organs | location: abdomen |
| Pleura | serous membrane associated with the lungs | location: surrounding each lung in the chest |
| Pericardium | serous membrane associated with the heart | location: surrounding the heart in the chest |
| Mediastinum | central region of the thoracic cavity between the lungs | location: middle of the chest |
| Pericardial cavity | cavity within the mediastinum surrounding the heart | location: center of the chest, around the heart |
| Pleural cavity | cavity surrounding a lung | location: on either side of the chest around each lung |
| Right upper quadrant (RUQ) | upper-right quarter of the abdominopelvic cavity in anatomical position | location: your right upper abdomen, below the ribs |
| Left upper quadrant (LUQ) | upper-left quarter of the abdominopelvic cavity in anatomical position | location: your left upper abdomen, below the ribs |
| Right lower quadrant (RLQ) | lower-right quarter of the abdominopelvic cavity in anatomical position | location: your right lower abdomen, near the right hip |
| Left lower quadrant (LLQ) | lower-left quarter of the abdominopelvic cavity in anatomical position | location: your left lower abdomen, near the left hip |
| Umbilical region | central abdominopelvic region containing the umbilicus | location: middle of the abdomen around the belly button |
| Epigastric region | abdominopelvic region immediately superior to the umbilical region | location: upper middle abdomen, below the ribs |
| Hypogastric (pubic) region | abdominopelvic region immediately inferior to the umbilical region | location: lower middle abdomen, above the pubic area |
| Right iliac (inguinal) region | lower-right abdominopelvic region over the upper hip bone | location: right groin area |
| Left iliac (inguinal) region | lower-left abdominopelvic region over the upper hip bone | location: left groin area |
| Right lumbar region | abdominopelvic region right of the umbilical region | location: middle-right side of the abdomen |
| Left lumbar region | abdominopelvic region left of the umbilical region | location: middle-left side of the abdomen |
| Right hypochondriac region | abdominopelvic region right of the epigastric region and under the ribs | location: upper-right abdomen beneath the ribs |
| Left hypochondriac region | abdominopelvic region left of the epigastric region and under the ribs | location: upper-left abdomen beneath the ribs |
| Oral cavity | cavity of the mouth containing the teeth and tongue | location: inside the mouth |
| Nasal cavity | airway cavity located within and behind the nose | location: inside the nose |
| Orbital cavity (orbit) | bony cavity that houses an eye | location: eye socket in the skull |
| Middle ear cavity | cavity containing small bones that transmit sound vibrations | location: inside the skull, just behind each eardrum |
| Synovial cavity | fluid-filled joint cavity that reduces friction during movement | location: inside freely movable joints, such as the knee, hip, shoulder, and between some vertebrae |
| Right hypochondriac region | liver and gallbladder | location: upper right abdomen beneath the ribs |
| Epigastric region | stomach and liver | location: upper middle abdomen beneath the ribs |
| Left hypochondriac region | stomach and spleen | location: upper left abdomen beneath the ribs |
| Right lumbar region | ascending colon and small intestine | location: middle right side of the abdomen |
| Umbilical region | transverse colon and small intestine | location: center of the abdomen around the belly button |
| Left lumbar region | descending colon and small intestine | location: middle left side of the abdomen |
| Right iliac (inguinal) region | cecum and appendix | location: lower right abdomen near the hip |
| Hypogastric (pubic) region | urinary bladder and small intestine | location: lower middle abdomen above the pubic area |
| Left iliac (inguinal) region | initial part of the sigmoid colon | location: lower left abdomen near the hip |
| Right upper quadrant (RUQ) | liver, gallbladder, stomach, large intestine, and small intestine | location: upper right abdomen |
| Left upper quadrant (LUQ) | stomach, spleen, large intestine, and small intestine | location: upper left abdomen |
| Right lower quadrant (RLQ) | large intestine, small intestine, cecum, and appendix | location: lower right abdomen |
| Left lower quadrant (LLQ) | large intestine, small intestine, urinary bladder, and initial part of the sigmoid colon | location: lower left abdomen |
Created by:
khondakerr