Hiatus (anatomy)
Encyclopedia
In anatomy, a hiatus is a natural fissure in a structure.
Examples include:
Examples include:
- Esophageal hiatusEsophageal hiatusIn human anatomy, the esophageal hiatus is a hole in the diaphragm through which the esophagus passes. It is located in the right crus of the diaphragm.It is located approximately at level of the tenth thoracic vertebra ....
, the opening in the diaphragm through which the esophagus passes from the thorax into the abdomen - Hiatus for greater petrosal nerve
- Maxillary hiatus
- Sacral hiatusSacral hiatusThe laminae of the fifth sacral vertebra, and sometimes those of the fourth, fail to meet behind, and thus a sacral hiatus occurs in the posterior wall of the sacral canal....
- Semilunar hiatus
- Adductor hiatusAdductor hiatusThe adductor hiatus is a gap between the adductor magnus muscle and the femur that allows the passage of the femoral vessels from the anterior thigh to the posterior thigh and then the popliteal fossa. It is the termination of the adductor canal and lies about 2 inches superior to the...