| OCS | occipital condyle syndrome; Ondine's curse syndrome; open canalicular system; oral contraceptive ste... |
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| OD | Doctor of Optometry; obtained absorbance; occipital dysplasia; occupational dermatitis; occupational... |
| OF | occipitofrontal; open field [test]; optical fundus; orbitofrontal; osmotic fragility; osteitis fibro... |
| OH | hydroxycorticosteroid; obstructive hypopnea; occipital horn; occupational health; occupational histo... |
| OHS | obesity hypoventilation syndrome; occipital Horn syndrome; occupational health service; ocular histo... |
| haemal gland | <anatomy> A lymphoid structure in which the blood sinuses are present in place of lymph sinuses; haemal node's occur in ruminants and some other mammals, but their presence in humans is questioned. Synonym: haemal gland, haemolymph gland, haemolymph node, vascular gland. (05 Mar 2000) |
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| posterior surface of suprarenal gland | The posterior surface of the suprarenal gland. Synonym: facies posterior glandulae suprarenalis. (05 Mar 2000) |
| haematopoietic gland | A blood-forming organ, such as the spleen. (05 Mar 2000) |
| haemolymph gland | <anatomy> A lymphoid structure in which the blood sinuses are present in place of lymph sinuses; haemal node's occur in ruminants and some other mammals, but their presence in humans is questioned. Synonym: haemal gland, haemolymph gland, haemolymph node, vascular gland. (05 Mar 2000) |
| preen gland | A compound alveolar gland of birds located on the dorsum of the tail or pygostyle; the secretion of this gland (fatty acids and wax) exits from a papilla on the dorsal surface at the base of the tail feathers; the bird applies the substance to its feathers by means of the bill when preening. The uropygial gland is lacking in some species but its waterproofing ability is essential to water birds. Synonym: glandula uropygius, oil glands, preen gland. (05 Mar 2000) |
| prehyoid gland | An isolated mass, or one of several such masses, of thyroid tissue, sometimes present in the side of the neck, or just above the hyoid bone (suprahyoid accessory thyroid gland), or even as low as the arch of the aorta. Synonym: glandula thyroidea accessoria, accessory thyroid, prehyoid gland, suprahyoid gland, thyroidea accessoria, thyroidea ima, Wolfler's gland. (05 Mar 2000) |
| harderian gland | A sebaceous gland that, in some animals, acts as an accessory to the lacrimal gland. The harderian gland excretes fluid that facilitates movement of the third eyelid. (12 Dec 1998) |
| cytocrine gland | A cell which secretes things that move directly from cell to cell. (09 Oct 1997) |
| saccular gland | A single alveolar gland. (05 Mar 2000) |
| salivary gland | Any of the saliva-secreting exocrine glands of the oral cavity. Synonym: glandula salivaria. (05 Mar 2000) |
| salivary gland biopsy | <investigation, procedure, surgery> A procedure which involves the removal of a small specimen of salivary gland tissue for microscopic analysis. Used in the diagnosis of Sjogren's syndrome. Risks include localised bleeding, infection and injury to the facial nerve. (21 Mar 1998) |
| salivary gland calculi | Calculi occurring in a salivary gland. most salivary gland calculi occur in the submandibular gland, but can also occur in the parotid gland and in the sublingual and minor salivary glands. (12 Dec 1998) |
| salivary gland disease | Disorder of salivary glands; i.e., Sjogren's syndrome. (05 Mar 2000) |
| salivary gland fistula | An abnormal passage between a salivary duct or gland and the cutaneous surface, or into the oral cavity through other than a normal pathway. (12 Dec 1998) |
| salivary gland hormone | <chemical> Chemical name: Parotin (12 Dec 1998) |