| S1-S5 | first to fifth sacral nerves |
|---|---|
| S1-S4 | first to fourth heart sounds |
| T1-T12 | first to twelfth thoracic vertebrae |
| T1 | spin-lattice or longitudinal relaxation time; tricuspid first sound |
| T + 1, T + 2, T + 3 | first, second, and third stages of increased intraocular tension |
| cerebral surface | The internal surface of certain cranial bones; they are the greater wing of the sphenoid and the squamous part of the temporal bone. Synonym: facies cerebralis. (05 Mar 2000) |
|---|---|
| mesial surface of tooth | The contact surface of a tooth that is directed toward the median plane of the dental arch; opposite to the facies distalis dentis. Synonym: facies mesialis dentis. (05 Mar 2000) |
| grinding surface | That portion of the surface of a denture that makes contact or near contact with the corresponding surface of an opposing denture or tooth. Synonym: facies occlusalis dentis, facies masticatoria, grinding surface, masticating surface, masticatory surface, occlusal surface. (05 Mar 2000) |
| right part of diaphragmatic surface of liver | The part of the diaphragmatic surface of the liver deep to the bodies of the lower ribs on the right side. Synonym: pars dextra faciei diaphragmaticae hepatis. (05 Mar 2000) |
| middle talar articular surface of calcaneus | Underlies the head of the talus and contributes to the talocalcaneonavicular joint. Synonym: facies articularis talaris media calcanei. (05 Mar 2000) |
| colic surface of spleen | The surface of the spleen in contact with the colon. Synonym: facies colica splenis. (05 Mar 2000) |
| plantar surface of toe | plantar surface of toe |
| contact surface of tooth | The surface of a tooth that faces an adjacent tooth in the dental arch; the contact surface that is closest to the anterior midline of the dental arch is the mesial surface of a tooth; that farthest is the distal surface. Synonym: facies approximalis dentis, facies contactus dentis. (05 Mar 2000) |
| costal surface | The surface of certain structures that face the ribs; they are the lungs and the scapula. Synonym: facies costalis. (05 Mar 2000) |
| costal surface of lung | The surface of each lung that lies in contact with the costal pleura. Synonym: facies costalis pulmonis. (05 Mar 2000) |
| costal surface of scapula | The concave aspect of the body of the scapula that faces the thorax and that principally lodges the subscapularis muscle. Synonym: facies costalis scapulae. (05 Mar 2000) |
| popliteal surface of femur | The posterior surface of the lower end of the femur between the diverging lips of the linea aspera. Synonym: facies poplitea femoris, planum popliteum, popliteal plane of femur. (05 Mar 2000) |
| posterior articular surface of dens | The facet on the posterior surface of the dens of the axis that articulates with the transverse ligament of the atlas. Synonym: facies articularis posterior dentis. (05 Mar 2000) |
| posterior part of the diaphragmatic surface of the liver | That portion of the diaphragmatic surface of the liver that includes the bare area and the caudate lobe. Synonym: pars posterior faciei diaphragmatis hepatis. (05 Mar 2000) |
| posterior surface | The surface of a part of the body that faces toward the posterior part of the body. The NA recognises a posterior surface without qualification on the following structures: arm; arytenoid cartilage; cornea; eyelid; fibula; humerus; iris; kidney; leg; pancreas; prostate; radius; suprarenal gland; ulna. Synonym: facies posterior. (05 Mar 2000) |