| SMA | sequential multiple analysis or analyzer; sequential multichannel autoanalyzer; simultaneous multich... |
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| SO | salpingo-oophorectomy; Schlatter-Osgood [test]; second opinion; sex offender; spheno-occipital [sync... |
| SOM | secretory otitis media; sensitivity of method; serous otitis media; somatotropin; state operations m... |
| SRM | spontaneous rupture of membranes; Standard Reference Material; superior rectus muscle |
| ASM | acid sphingomyelinase; airway smooth muscle; American Society for Microbiology; anterior scalenus mu... |
| rectus capitis lateralis | <anatomy, muscle> Origin, transverse process of atlas; insertion, jugular process of occipital bone; action, inclines head to one side; nerve supply, ventral primary ramus of first cervical spinal nerve. Synonym: musculus rectus capitis lateralis, lateral rectus muscle of the head. (05 Mar 2000) |
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| rectus capitis posterior major | <anatomy, muscle> Origin, spinous process of axis; insertion, middle of inferior nuchal line of occipital bone; action, rotates and draws head backward; nerve supply, dorsal branch of first cervical (suboccipital). See: suboccipital muscles. Synonym: musculus rectus capitis posterior major, greater posterior rectus muscle of head, musculus rectus capitis posticus major. (05 Mar 2000) |
| rectus capitis posterior minor | <anatomy, muscle> Origin, from posterior tubercle of atlas; insertion, medial third of inferior nuchal line of occipital bone; action, rotates head and draws it backward; nerve supply, dorsal branch of first cervical (suboccipital). See: suboccipital muscles. Synonym: musculus rectus capitis posterior minor, musculus rectus capitis posticus minor, smaller posterior rectus muscle of head. (05 Mar 2000) |
| regio frontalis capitis | The surface region of the head corresponding to the outlines of the frontal bone. Synonym: regio frontalis capitis. (05 Mar 2000) |
| regiones capitis | The topographical division of the cranium in relation to the bones of the cranial vault; the regions include frontal, parietal, occipital, and temporal. Synonym: regiones capitis. (05 Mar 2000) |
| regio occipitalis capitis | The surface region of the head corresponding to the outlines of the occipital bone. Synonym: regio occipitalis capitis. (05 Mar 2000) |
| regio parietalis capitis | The surface region of the head corresponding to the outlines of the underlying parietal bone. Synonym: regio parietalis capitis. (05 Mar 2000) |
| regio temporalis capitis | The surface region of the head corresponding approximately to the outlines of the temporal bone. Synonym: regio temporalis capitis. (05 Mar 2000) |
| vitiligo capitis | An obsolete term for alopecia areata. (05 Mar 2000) |
| pediculosis capitis | The presence of lice on the scalp, seen especially in children, with nits attached to hairs. Synonym: pthiriasis capitis. (05 Mar 2000) |
| pityriasis capitis | <dermatology> Dried skin that flakes free from the scalp. (27 Sep 1997) |
| musculi capitis | The muscles of expression, of mastication, and the suboccipital muscles in general. Synonym: musculi capitis. (05 Mar 2000) |
| musculus longissimus capitis | <anatomy, muscle> Origin, from transverse processes of upper thoracic and transverse and articular processes of lower and middle cervical vertebrae; insertion, into mastoid process; action, keeps head erect, draws it backward or to one side; nerve supply, dorsal primary rami of cervical spinal nerves. Synonym: musculus longissimus capitis, musculus complexus minor, musculus trachelomastoideus, musculus transversalis capitis. (05 Mar 2000) |
| musculus longus capitis | <anatomy, muscle> Origin, anterior tubercles of transverse processes of third to sixth cervical vertebrae; insertion, basilar process of occipital bone; action, twists or flexes neck anteriorly; nerve supply, cervical plexus. Synonym: musculus longus capitis, long muscle of head, musculus rectus capitis anticus major. (05 Mar 2000) |
| musculus rectus capitis anterior | <anatomy, muscle> Origin, transverse process and lateral mass of atlas; insertion, basilar process of occipital bone; action, turns and inclines head forward; nerve supply, ventral primary ramus of first and second cervical spinal nerve. Synonym: musculus rectus capitis anterior, anterior rectus muscle of head, musculus rectus capitis anticus minor. (05 Mar 2000) |