| MM | macromolecule; Maelzels metronome; major medical [insurance]; malignant melanoma; manubrium to malle... |
|---|---|
| MMAD | mass median aerodynamic diameter |
| MMD | mass median diameter; minimum morbidostatic dose; moyamoya disease; myotonic muscular dystrophy |
| MMS | mass mammographic screening; Master of Medical Science; methyl methanesulfonate; Mini-Mental State |
| Mr | relative molecular mass |
| GC-MS | Gas chromatography and mass spectrometry |
|---|---|
| GC-MS | Gas chromatography coupled to mass spectrometry |
| GC-NICI-MS | gas chromatography-negative ion chemical ionisation mass spectrometry |
| GC-C-IRMS | Gas chromatography-combustion-isotope ratio mass spectrometry |
| GC/MS | Gas chromatography/mass spectrometric |
| drinking behaviour | Behaviours associated with the ingesting of water and other liquids; includes rhythmic patterns of drinking (time intervals - onset and duration), frequency and satiety. (12 Dec 1998) |
|---|---|
| imitative behaviour | The mimicking of the behaviour of one individual by another. (12 Dec 1998) |
| impulsive behaviour | An act performed without delay, reflection, voluntary direction or obvious control in response to a stimulus. (12 Dec 1998) |
| infant behaviour | Any observable response or action of a neonate or infant up through the age of 23 months. (12 Dec 1998) |
| injection mass | Coloured solutions or suspensions injected into the vascular system to render vessels and their walls prominent; useful for gross preparations and for study under low magnification after clearing; most fluids contain warm gelatin and the colouring materials are carmine, Berlin blue, or carbon. (05 Mar 2000) |
| inner cell mass | A group of cells found in the mammalian blastocyst that give rise to the embryo and are potentially capable of forming all tissues, embryonic and extra embryonic, except the trophoblast. (18 Nov 1997) |
| intermediate mass | The variable connection between the two thalamic masses across the third ventricle; absent in about 20% of human brains. Synonym: adhesio interthalamica, commissura cinerea, commissura grisea, intermediate mass, massa intermedia. (05 Mar 2000) |
| intradural-extramedullary mass | <radiology> Meniscus sign, neurofibroma / schwannoma, meningioma, drop metastasis, lipoma, dermoid, angioma, ependymoma of filum terminale (really intramedullary) (12 Dec 1998) |
| intramedullary mass | <radiology> Ependymoma, astrocytoma, syrinx, post-radiation myelopathy, haematoma (posttraumatic or AVM) (12 Dec 1998) |
| obsessive behaviour | Persistent, unwanted idea or impulse which is considered normal when it does not markedly interfere with mental processes or emotional adjustment. (12 Dec 1998) |
| operant behaviour | The behaviour whose continuation and frequency is determined by its consequences on the doer; central element of behavioural conditioning theory. See: conditioning. (05 Mar 2000) |
| target behaviour | Operant in behaviour modification therapy, the prescribed behaviour. (05 Mar 2000) |
| the large mass of the telencephalon | On either side of the midline, consisting of the cerebral cortex and its associated fibre systems, together with the deeper-lying subcortical telencephalic nuclei (i.e., basal ganglia [nuclei]). (05 Mar 2000) |
| eliminative behaviour, animal | Behaviour associated with the elimination of feces and urine from the body. (12 Dec 1998) |
| tubular excretory mass | The mass of functioning excretory tubules of the kidney determined from the excretion of iodopyracet, or other compounds processed in the kidney primarily by tubular secretion, when large doses are used. (05 Mar 2000) |