Muscle fibres: Long cylindrical fibres composing voluntary muscular tissue.
. Muscle relaxant: An agent that relieves muscular tension. Muscular: Consisting or relating to muscles.
Muscular dystrophy: Wasting away and atrophy of muscles. Muscularis: Relating to muscles. Mushroom: The fruiting body of fleshy fungi of the order Agaricales, especially one that is edible. Musk: An unctuous brownish
I
. semi-solid liquid derived from preputial follicles of the musk deer, used in cosmetics and perfumery .
Mustard: Dried, ripe seeds of Brassica nigra and B. al~a ; its volatile has counterirritant, stimulant and emetic properties.
Mutagen: An agent that induces genetic mutations by causing changes in DNA. I
Mutagenesis: The production of change.
Mutagenicity: The property of including permanent transmissible genetic changes. .
Mutant: A gene or organism that has undergone genetic mutation.
Mutarotation: A change in the optical activity of a freshly prepared solution of a pure compound due to formation of diastereoisomers.!
Mutation: (1) Modification. of an existing gene. (2) A permanent change brought about in the DNA. Mutual precipitation: Precipitation of two hydrophilic colloids with oppositely charged particles due to attractive forces.
Myalgia: Pain in muscles. Myasthenia: Muscular debility .
Myasthenia gravis: A disorder characterized by marked weakness in
the voluntary muscles; an
autoimmune disease.
Mycelial.: A mass of fragmented or interlac.ng slender thread bearing external; asexual spores only.
Mycelioid: Having the radiate filamentous appearance of mold colonies.
Mycelium: The mass of thread-like processes (hypae) consituting the fungal thallus.
Mycethemia : The presence of fungi in the blood.
Mycethismus : Poisoning caused by a fungus as that of mushroom. Mycetoma: A chronic, slowly progressive, destructive infection of the cutaneous tissues, facia and bone caused by actinomycetes.
Mycobacterium: A genus of bacteria of the family Mycobacteriaceae that causes tuberculosis. Mycobactin : A complex lipophilic
. compound found in the cell envelope of some Mycobacterium.
Mycohemia : The presence of fungi in the blood.
Mycology: The science and study of fungi.
Mycopatbology : The study of the pathologic changes caused by fungi. Mycophage : A virus that infects fungi.
Mycoplasma: A genus of bacteria of the family Mycoplasmataceae that are bounded by a single membrane but lacking a true cell wall.
Mycoplasmatales : Prokaryotic cellular organisms that are small than bacteria, bounded by a triple-layered membrane but lack a rigid cell wall. . Mycose : A sugar from ergot.
Mycosis: Any fungal disease. Mycotic: Relating to contraction of the pupil; an agent that causes the pupil to contract.
Mycotoxins : A fungal toxin. Mydaleine : A poisonous ptomaine from putrefied viscera. Mydriasis: A state of unusual dilating of the pupil.
Mydriatic: Any drug that dilutes eye pupil.
Myectomy: Excision of a portion of muscle.
Myectopia : Displacement of a muscle.
Myelalgia : Pain in the spinal cord.
MyeUn : A unique, sheath-like structure which encloses major nerve trunks, is comprised of about 80% lipid, proteins, polysaccharides, salts and water.
MyeUnoclasis : Destruction of myelin.
Myelinogeny : The development of the myelin of nerve fibres. Myelinosis: A form of fatty necrosiS" in which myelin is formed. Myelitis: Inflammation of the spinal cord.
Myelocyte: The cells of bone-marrow which produce white corpuscles of the blood.
Myeloid: Resembling marrow. Myeloblast: An immature cell found in the bone marrow.
Myeloma: A tumour composed of cells derived from haemopoietic tissue of the bone marrow; a malignant disease of the bone marrow.
Myelomenia : Menstrual haemorrhage into the spinal cord.
Myelon : Spinal cord. Myelopathy: Functional disturbances and pathological changes in the spinal cord.
Myeloplast: Any l~ukocyte of the bone marrow.
Myeloplegia: Spinal paralysis. Myelotomy : The operation of severing tracts in the spinal cord. Myiasis: An infestation of the body by fly maggots.
Myobradia : A slow, sluggish reaction of muscle to electric stimulation.
Myocardial: Pertaining to the muscular tissue of the heart.
Myocardial infarction: (1) Formation of coagulation necrosis in an area of heart muscle due to occulsion of a coronary artery. (2) Development of an infarct in the myocardium.
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