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PCAT Word List # PCAT/M11

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  Word Explanations regulator, vision, benzene, light-headedness, tympanic membrane, protozoan, albumin, nitrate medication, fluid, haloalkane


   
Explanation of regulator (noun)
form plural: regulators

a substance that governs a reaction or process

Sample of regulator
The pancreas is the main regulator of blood sugar levels.



   
Explanation of vision (noun)
form plural: visions

eyesight; the ability to see

Sample of vision
The Snellen chart is used to test vision.



   
Explanation of benzene (noun)
form: no plural

an organic chemical compound with the formula C6H6

Sample of benzene
Benzene is used to make detergents, fuels and insecticides.



   
Explanation of light-headedness (noun)
form: no plural

dizziness

Sample of light-headedness
My breath rasped in my throat, and a slight light-headedness I had started to feel owing to hyperoxygenating earlier waned as my muscles took up the slack of the extra power in my blood.



   
Explanation of tympanic membrane (noun)
form plural: tympanic membranes

the eardrum

Sample of tympanic membrane
The tympanic membrane is in the middle ear.



   
Explanation of protozoan (noun)
form plural: protozoa

one celled organism that have a nucleus and are either parasites or live in water

Sample of protozoan
Many protozoa use cilia or flagellae to move.



   
Explanation of albumin (noun)
form plural: albumins

protein found in animal tissues and fluids

Sample of albumin
Albumin is found in egg whites, blood and milk.



   
Explanation of nitrate medication (noun)
form plural: nitrate medications

drug that contains salt or ester of nitric acid

Sample of nitrate medication
Be aware that if you take any nitrate drug such as nitrate medication for heart disease, nitroglycerine for angina, or the party drug, amyl nitrate ("poppers"), you should not use erection drugs such as Viagra, Levitra or Cialis.



   
Explanation of fluid (noun)
form plural: fluids

substance whose molecules move freely

Sample of fluid
Water is a fluid whereas ice is a solid.



   
Explanation of haloalkane (noun)
form plural: haloalkanes

compound formed by replacing one or more hydrogen atoms in alkanes with halogen atoms

Sample of haloalkane
Chloromethane is an example of a haloalkane.



  Explain the words regulator, vision, benzene, light-headedness, tympanic membrane, protozoan, albumin, nitrate medication, fluid, haloalkane

  Preparation book: Regulatory Chemicals of Health

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     PCAT test: Vocabulary Test: Noun Vocabulary List         PCAT test: Word games: Free Online Nouns Quiz         PCAT Sample Test: (printable version)         Meaning of regulator, vision, benzene, light-headedness, tympanic membrane, protozoan, albumin, nitrate medication