| radix linguae | The posterior attached portion of the tongue. Synonym: radix linguae, base of tongue. (05 Mar 2000) |
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| radix longa ganglii ciliaris | Sensory fibres passing from the eyeball through the ciliary ganglion to their cell bodies in the trigeminal ganglion via the nasociliary nerve. Synonym: radix sensoria ganglii ciliaris, ramus communicans nervi nasociliaris cum ganglio ciliari, radix nasociliaris, long root of ciliary ganglion, nasociliary root, radix longa ganglii ciliaris. (05 Mar 2000) |
| radix medialis nervi mediani | <anatomy, nerve> The part of the median nerve coming from the medial cord of the brachial plexus. Synonym: radix medialis nervi mediani. (05 Mar 2000) |
| radix medialis tractus optici | The smaller division of the posterior end of the optic tract that disappears under the medial geniculate body. Synonym: radix medialis tractus optici. (05 Mar 2000) |
| radix mesenterii | The origin of the mesentery of the small intestine (jejunum and ileum) from the posterior parietal peritoneum; about 9 inches (23 cm.) in length, it extends from the duodenojejunal flexure (just to the left of the midline at the L2 vertebral level) to the ileocaecal junction (iliac fossa). Synonym: radix mesenterii. (05 Mar 2000) |
| radix motoria | An alternate term for ventral root. Radix motoria nervi trigemini An alternate term for motor root of trigeminal nerve. (05 Mar 2000) |
| radix nasi | The upper least protruding portion of the external nose situated between the two orbits. Synonym: radix nasi. (05 Mar 2000) |
| radix nasociliaris | An alternate term for sensory root of ciliary ganglion. (05 Mar 2000) |
| radix oculomotoria ganglii ciliaris | An alternate term for parasympathetic root of ciliary ganglion. (05 Mar 2000) |
| radix parasympathica ganglii ciliaris | A branch of the oculomotor nerve supplying parasympathetic preganglionic nerve fibres to the ciliary ganglion. Synonym: radix parasympathica ganglii ciliaris, radix oculomotoria ganglii ciliaris, motor root of ciliary ganglion, oculomotor root of ciliary ganglion, radix brevis ganglii ciliaris, short root of ciliary ganglion. (05 Mar 2000) |
| radix penis | The proximal attached part of the penis, including the two crura and the bulb. Synonym: radix penis. (05 Mar 2000) |
| radix pili | The part of a hair that is embedded in the hair follicle, its lower succulent extremity capping the dermal papilla pili in the deep bulbous portion of the follicle. Synonym: radix pili. (05 Mar 2000) |
| radix posterior | The sensory root of a spinal nerve, having a dorsal root ganglion containing the nerve cell bodies of the fibres conveyed by the root in its distal end. Synonym: radix posterior, radix sensoria, posterior root, radix dorsalis. (05 Mar 2000) |
| radix pulmonis | All the structures entering or leaving the lung at the hilum, forming a pedicle invested with the pleura; includes the bronchi, pulmonary artery and veins, bronchial arteries and veins, lymphatics, and nerves. Synonym: radix pulmonis. (05 Mar 2000) |
| radix sensoria | The sensory root of a spinal nerve, having a dorsal root ganglion containing the nerve cell bodies of the fibres conveyed by the root in its distal end. Synonym: radix posterior, radix sensoria, posterior root, radix dorsalis. (05 Mar 2000) |