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A&PU1S1VOC
A&P Vocabulary Section 1
34
Anatomy
Not Applicable
08/30/2009

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Term
Acid
Definition
Substance that donates or releases Hydrogen when it ionizes in water.
Term
Anabolism
Definition
(Building Up Process) is the conversion of ingested substances into materials necessary for the repair, growth, and maintenance of the body.
Term
Anatomy
Definition
Study of the Structure of the Body
Term
Atom
Definition
Smallest part of an element which still retains the property of that element.
Term
Base
Definition
is a substance that combines with hydrogen and usually contains the hydroxyl ion. This Ion soaks up hydrogen ions and is called a hydrogen eliminator
Term
Biology
Definition
Scientific study of life.
Term
Catabolism
Definition
(Breaking down process) complex substances are broken down into simpler ones. Substances are used to provide energy for life processes. Energy is packaged
Term
Catalyst
Definition
any substance that speeds up the rate of a chemical reaction.
Term
Cell
Definition
Basic unit of life. Structural or functional unit of a living organism.
Term
Chemistry
Definition
is a Science that deals with composition of matter and changes.
Term
Compound
Definition
2 or more elements chemically combined form compounds
Term
Cytology
Definition
a branch of biology dealing with the structure, function, multiplication, pathology, and life history of cells
Term
Diffusion
Definition
Passive transport process that causes movement of a substance from a high area of concentration to an area of low concentration.
Term
Electrolyte
Definition
substances that form ions when dissolved in water.
Term
Element
Definition
Substance composed of only one kind of Atom.
Term
Energy
Definition
Ability to do work.
Term
Enzyme
Definition
Organic catalyst (substance which increases the rate of a chemical reaction without being permanently altered itself.)
Term
Filtration
Definition
Process in which water and dissolved substances move though a membrane in response to pressure.
Term
Gas
Definition
Has a definite weight but indefinite shape & volume.
Term
Hydrostatic Pressure
Definition
is what is exerted by a liquid when it is at rest.
Term
Ion
Definition
Electrically charged atom either a cation or an anion.
Term
Isotope
Definition
Element that has the same number of Protons and Electrons but a different number of Neutrons.
Term
Liquid
Definition
has definite volume and weight and assumes the shape of the container in which they are placed
Term
Matter
Definition
is anything that occupies space and has weight (mass).
Term
Metabolism
Definition
Sum of all chemical and Physical changes that take place within an organism. All energy & material transformation that occurs within living cells is part of the process of metabolism.
Term
Mineral Salts
Definition
compounds that are formed from the reaction of an acid and a base.
Term
Mixture
Definition
2 or more elements or compounds that are not chemically combined. The substances are stable and can be separated by ordinary physical means such as straining, filtering, evaporation etc…
Term
Molecule
Definition
is the smallest part of a compound still exhibiting properties of that compound.
Term
Osmosis
Definition
Movement of water across a membrane from an area where there is more water to an area where there is less water.
Term
Phagocytosis
Definition
Eating of Pathogens or cellular debris.
Term
Physics
Definition
Science that deals with Matter & Energy & their Interactions with each other
Term
Physiology
Definition
Study of the Function of the Body
Term
Protoplasm
Definition
is the living material in all cells. It is composed of many different compounds and the amount of each compound varies with each type of cell.
Term
Solid
Definition
has definite shape and weight.
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