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PCAT Word List # PCAT/W113

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  Word Descriptions information technology, mercury, fibrosis, rheumatic, neurilemma, immunocompetent, competitive inhibition, cilium, centriole, fissure


   
Description of information technology (noun: plural: information technologies)
methods of calculating and processing data communications

Samples of information technology
IT has helped revolutionize the practice of medicine.



   
Description of mercury (noun: no plural)
a silver metallic element with the chemical symbol Mg

Samples of mercury
Mercury is used to make thermometers.



   
Description of fibrosis (noun)
abnormal skin tissue growth

Samples of fibrosis
The most dramatic feature about the genes mutated so as to cause muscular dystrophy and cystic fibrosis, however, is that they were discovered by reverse genetics -- neither dystrophin nor cystic fibrosis transmembrane receptor were known to exist in the body before they were discovered by Kunkel and Tsui respectively.



   
Description of rheumatic (adjective)
relating to the joints

Samples of rheumatic
She complained of rheumatic pain, especially in the winter.
There are many other more common causes of aortic incompetence, including rheumatic fever, but cases of syphilitic aortic-valve disease still turn up from time to time in this country, albeit rarely.



   
Description of neurilemma (noun: plural: neurilemmas)
a cellular sheath composed of Schwann cells which envelops the axons of peripheral neurons

Samples of neurilemma
The neurilemma is important in the regeneration of nerve tissue following injury.



   
Description of immunocompetent (adjective: more immunocompetent; most immunocompetent)
able to resist disease and produce adequate responses

Samples of immunocompetent
Immunocompetent people can fight infections more easily than immunodeficient people.



   
Description of competitive inhibition (noun: plural: competitive inhibitions)
interference of enzyme action by an abnormal substrate that blocks the normal substrate entering the active site

Samples of competitive inhibition
Competitive inhibition is a form of reversible enzyme inhibition.
The scale of the amine abnormality is proportional to the degree of hyperphenylalaninaemia and probably depends on the combined effects of competitive inhibition of tyrosine and tryptophan hydroxylases (by phenylalanine) and a deficiency of the amino acid substrates for these enzymes.



   
Description of cilium (noun: plural: cilia)
hair-like organelle found in eukaryotic cells

Samples of cilium
Cilia line the upper respiratory tract and are damaged by cigarette smoke.



   
Description of centriole (noun: plural: centrioles)
hollow cylinders containing nine microtubule triplets

Samples of centriole
Centrioles help form the mitotic spindle in cell division.



   
Description of fissure (noun: plural: fissures)
a crack e.g. in the skin

Samples of fissure
Eczema may leave open fissures in the skin.



  Determinations of the words information technology, mercury, fibrosis, rheumatic, neurilemma, immunocompetent, competitive inhibition, cilium, centriole, fissure

  Preparation book: Premises and information technology: your questions

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     PCAT test: Vocabulary Words: English Nouns Adjectives         PCAT test: Word games: Free Online Noun Adjective Game         PCAT Vocabulary: (printable version)         Definition of information technology, mercury, fibrosis, rheumatic, neurilemma, immunocompetent, competitive inhibition