释义 |
pericardial cavity ThesaurusNoun | 1. | pericardial cavity - the space between the layers of the pericardium that contains fluid that lubricates the membrane surfaces and allows easy heart movementpericardial spacebodily cavity, cavum, cavity - (anatomy) a natural hollow or sinus within the body |
pericardial cavity
pericardial cavity[‚per·ə′kärd·ē·əl ′kav·əd·ē] (anatomy) A potential space between the inner layer of the pericardium and the epicardium of the heart. pericardial cavity
cavity [kav´ĭ-te] 1. a hollow or space, or a potential space, within the body or one of its organs; called also caverna and cavum.2. the lesion produced by dental caries.Cavities in the body. From Applegate, 2000.abdominal cavity the cavity of the body between the diaphragm above and the pelvis below, containing the abdominal organs.absorption c's cavities in developing compact bone due to osteoclastic erosion, usually occurring in the areas laid down first.amniotic cavity the closed sac between the embryo and the amnion, containing the amniotic fluid.cranial cavity the space enclosed by the bones of the cranium.glenoid cavity a depression in the lateral angle of the scapula for articulation with the humerus.marrow cavity (medullary cavity) the cavity that contains marrow" >bone marrow in the diaphysis of a long bone; called also medullary canal.nasal cavity the proximal portion of the passages of the respiratory system, extending from the nares to the pharynx; it is divided into left and right halves by the nasal septum and is separated from the oral cavity by the hard palate.oral cavity the cavity of the mouth, bounded by the jaw bones and associated structures (muscles and mucosa).pelvic cavity the space within the walls of the pelvis.pericardial cavity the potential space between the epicardium and the parietal layer of the serous pericardium.peritoneal cavity the potential space between the parietal and the visceral peritoneum.pleural cavity the potential space between the two layers of pleura.pulp cavity the pulp-filled central chamber in the crown of a tooth.cavity of septum pellucidum the median cleft between the two laminae of the septum pellucidum. Called also pseudocele, pseudocoele, and fifth ventricle.serous cavity a coelomic cavity, like that enclosed by the pericardium, peritoneum, or pleura, not communicating with the outside of the body and lined with a serous membrane, i.e., one which secretes a serous fluid.tension cavity cavities of the lung in which the air pressure is greater than that of the atmosphere.thoracic cavity the portion of the ventral body cavity situated between the neck and the diaphragm; it contains the pleural cavity.tympanic cavity the major portion of the middle ear, consisting of a narrow air-filled cavity in the temporal bone that contains the auditory ossicles and communicates with the mastoid air cells and the mastoid antrum by means of the aditus and the nasopharynx by means of the auditory tube. The middle ear and the tympanic cavity were formerly regarded as being synonymous.uterine cavity the flattened space within the uterus communicating proximally on either side with the fallopian tubes and below with the vagina.per·i·car·di·al cav·i·ty1. the potential space between the parietal and the visceral layers of the serous pericardium; Synonym(s): cavitas pericardiaca, cavitas pericardialis [TA], cavum pericardii2. in the embryo, that part of the primary celom containing the heart; originally it is in open communication with the pericardioperitoneal cavities and indirectly, through them, with the peritoneal part of the celom. per·i·car·di·al cav·i·ty (per'i-kahr'dē-ăl kav'i-tē) 1. The potential space between the parietal and visceral layers of the serous pericardium. 2. In the embryo, that part of the primary celom containing the heart; originally it is in open communication with the pericardioperitoneal cavities and indirectly, through them, with the peritoneal part of the celom. pericardial cavity - the part ofthe coelom surrounding the heart of vertebrates.
- the part of the HAEMOCOEL surrounding the heart in arthropods.
pericardial cavity Related to pericardial cavity: parietal pericardiumSynonyms for pericardial cavitynoun the space between the layers of the pericardium that contains fluid that lubricates the membrane surfaces and allows easy heart movementSynonymsRelated Words |