| visceral nodes | The lymph nodes draining the viscera of the abdomen or of the pelvis. Synonym: nodi viscerales, visceral nodes. (05 Mar 2000) |
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| visceral pelvic fascia | Covers the pelvic organs and surrounds vessels and nerves in the subperitoneal space. Synonym: endopelvic fascia, fascia pelvis visceralis. (05 Mar 2000) |
| visceral pericardium | The layer of the pericardial sac on the epicardial surface of the heart. It is composed mainly of a single layer of mesothelium. (05 Mar 2000) |
| visceral peritoneum | The layer of peritoneum investing the abdominal organs. Synonym: peritoneum viscerale. (05 Mar 2000) |
| visceral plate | The inner of the two layers of the lateral mesoderm; the splanchnic mesoderm that becomes associated with the endoderm and together with it constitutes the splanchnopleure. (05 Mar 2000) |
| visceral pleura | The layer investing the lungs and dipping into the fissures between the several lobes. Synonym: pleura pulmonalis, pleura visceralis, pulmonary pleura. (05 Mar 2000) |
| visceral pleurisy | Inflammation of the pleura covering the lungs. Synonym: visceral pleurisy. (05 Mar 2000) |
| visceral sense | The perception of the existence of the internal organs. Synonym: seventh sense, splanchnesthesia, splanchnesthetic sensibility. (05 Mar 2000) |
| visceral skeleton | 1. <anatomy> Any bony formation in an organ, as in the heart, tongue, or penis of certain animals; the term also includes, according to some anatomists, the cartilaginous rings of the trachea and bronchi. 2. That part of the skeleton connected with the sense organs and the viscera. The bony framework protecting the viscera, such as the ribs and sternum, the pelvic bones, and the anterior portion of the skull. Synonym: splanchnoskeleton, visceral skeleton. Origin: Gr. An entrail + E. Skeleton. Source: Websters Dictionary (05 Mar 2000) |
| visceral surface of liver | The posteroinferior surface of the liver that faces adjacent abdominal organs; the porta hepatis and gallbladder are located on this surface. Synonym: facies visceralis hepatis. (05 Mar 2000) |
| visceral surface of the spleen | The surface of the spleen in contact with adjacent viscera. Synonym: facies visceralis splenis. (05 Mar 2000) |
| visceral traction reflex | Laryngeal spasm precipitated during an operation by traction on the stomach, gallbladder, or appendiceal mesentery. (05 Mar 2000) |
| special visceral efferent nuclei | Collective term for those motoneuronal nuclei of the brainstem (n. Ambiguus, facial motor nucleus, motor nucleus of the trigeminus) that develop from the branchiomotor column of the embryo and innervate striated muscle fibres (muscles of mastication, facial musculature, pharynx and vocal cord muscles) developed from the mesenchyme of the branchial arches. Synonym: special visceral efferent nuclei, special visceral motor nuclei. (05 Mar 2000) |
| special visceral motor nuclei | Collective term for those motoneuronal nuclei of the brainstem (n. Ambiguus, facial motor nucleus, motor nucleus of the trigeminus) that develop from the branchiomotor column of the embryo and innervate striated muscle fibres (muscles of mastication, facial musculature, pharynx and vocal cord muscles) developed from the mesenchyme of the branchial arches. Synonym: special visceral efferent nuclei, special visceral motor nuclei. (05 Mar 2000) |
| first visceral cleft | <anatomy> The cleft between the hyoid and mandibular arches of the embryo; the external auditory meatus is developed from its dorsal portion. Synonym: first visceral cleft. (05 Mar 2000) |