| Sa | the most anterior point of the anterior contour of the sella turcica [point]; saline; Staphylococcus... |
|---|---|
| ACA | Anterior Cerebral Artery |
| A-COM | Anterior COMmunicating artery |
| AICA | Anterior Inferior Cerebellar Artery; Hemifacial Spasm |
| AIIS | Anterior Inferior Iliac Spine |
| linea mediana posterior | The line of intersection of the midsagittal plane with the posterior surface of the body. Synonym: linea mediana posterior. (05 Mar 2000) |
|---|---|
| linea medio-axillaris | An alternate term for midaxillary line, midaxillary line. (05 Mar 2000) |
| linea medioclavicularis | A vertical line passing through the midpoint of the clavicle. Synonym: linea medioclavicularis. (05 Mar 2000) |
| linea musculi solei | A ridge which extends obliquely downward and medially across the back of the tibia from the fibular articular facet; it gives origin to the soleus muscle. Synonym: linea musculi solei, line for soleus muscle, linea poplitea, popliteal line. (05 Mar 2000) |
| linea mylohyoidea | A ridge on the inner surface of the mandible running from a point inferior to the mental spine upward and backward to the ramus behind the last molar tooth; it gives attachment to the mylohyoid muscle and the lowermost part of the superior constrictor of the pharynx. Synonym: linea mylohyoidea, internal oblique line, mylohyoid ridge. (05 Mar 2000) |
| linea nigra | The linea alba in pregnancy, which then becomes pigmented. Synonym: black line. (05 Mar 2000) |
| linea nuchae inferior | A ridge that extends laterally from the external occipital crest toward the jugular process of the occipital bone. Synonym: linea nuchae inferior. (05 Mar 2000) |
| linea nuchae mediana | A ridge extending from the external occipital protuberance to the border of the foramen magnum. Synonym: crista occipitalis externa, linea nuchae mediana. (05 Mar 2000) |
| linea nuchae superior | The ridge that extends laterally from the external occipital protuberance toward the lateral angle of the occipital bone; it gives attachment to the trapezius, sternocleidomastoid, and splenius capitis muscles. Synonym: linea nuchae superior. (05 Mar 2000) |
| linea nuchae suprema | A line above and parallel to the superior nuchal line on the external surface of the occipital bone; it gives attachment to the epicranial aponeurosis and occipitalis muscle. Synonym: linea nuchae suprema. (05 Mar 2000) |
| linea obliqua | A diagonal, sloping or slanting line; a line which is neither parallel nor perpendiculr, neither horizonal nor vertical. See: oblique line of mandible, oblique line of thyroid cartilage. Synonym: linea obliqua. (05 Mar 2000) |
| linea obliqua cartilaginis thyroidea | A ridge on the outer surface of the thyroid cartilage that gives attachment to the sternothyroid and thyrohyoid muscles. Synonym: linea obliqua cartilaginis thyroidea. (05 Mar 2000) |
| linea obliqua mandibulae | The line on the external surface of the mandible that extends from the mental tubercle to the ramus and separates the alveolar and basilar parts of the bone. Synonym: linea obliqua mandibulae. (05 Mar 2000) |
| linea parasternalis | A vertical line equidistant from the sternal and midclavicular lines. Synonym: linea parasternalis, costoclavicular line. (05 Mar 2000) |
| linea paravertebralis | A vertical line corresponding to the tips of the transverse processes of the vertebrae. Synonym: linea paravertebralis. (05 Mar 2000) |