WorksheetsChemistry Glossary Quiz
Total questions: 50
Worksheet time: 25mins
Which substances yield hydrogen ions in an aqueous solution?
Acids
Bases
Buffers
Alcohols
What is adipocere (gravewax) produced by?
Oxidation of fats
Saponification of body fat
Decomposition of proteins
Conversion of carbohydrates
What are amino acids composed of?
Hydroxyl and carboxyl groups
Amino and carboxyl groups
Aldehyde and hydroxyl groups
Amino and hydroxyl groups
What is arterial fluid primarily used for?
Preserving human remains
Neutralizing acids and bases
Retarding blood viscosity
Producing adipocere
What is the smallest particle of an element that has all the properties of the element?
Molecule
Atom
Compound
Ion
What is autolysis?
Self-digestion or self-destruction of the body by enzymes
Conversion of proteins into insoluble forms
Rapid oxidation that produces heat and light
Neutralization of acids and bases
What does biochemistry study?
The study of matter and its changes
The branch of chemistry dealing with compounds produced by living organisms
The study of chemical reactions
The study of acids and bases
What is a bond in chemistry?
A force that holds together atoms, ions, or groups of atoms in a molecule or crystal
A substance that neutralizes acids and bases
A compound of hydrogen, carbon, and oxygen
A change resulting in the formation of a new chemical substance
What are carbohydrates composed of?
Hydrogen, carbon, and oxygen
Hydrogen, nitrogen, and oxygen
Carbon, nitrogen, and oxygen
Hydrogen, carbon, and nitrogen
Which type of bond is formed between two atoms by the sharing of electrons?
Hydrogen Bond
Covalent Bond
Ionic Bond
Formalin Bond
What is the disruption and breakdown of a protein by heat or chemicals called?
Denaturation
Hydrolysis
Fermentation
Diffusion
What term refers to the complete or nearly complete deprivation of moisture?
Desiccation
Dehydration
Imbibition
Humectant
What is an organic compound containing two aldehyde (-CHO) groups called?
Dialdehyde
Ester
Formalin
Enzyme
What is an agent applied to inanimate surfaces to kill most disease-causing microbial agents called?
Disinfectant
Dye
Enzyme
Humectant
What is the study of matter and changes related to the disinfection, preservation, and restoration of human remains called?
Embalming Chemistry
Hydrolysis
Fermentation
Denaturation
What are chemicals that increase the capability of tissues to retain moisture called?
Humectants
Disinfectants
Dyes
Enzymes
Which branch of chemistry studies the properties and reactions of elements, excluding organic or certain carbon-containing compounds?
Organic chemistry
Inorganic chemistry
Physical chemistry
Biochemistry
What is a ketone?
A chemical bond formed between oppositely charged atoms
A class of organic compounds with the general formula R(CO)R' formed by the oxidation of a secondary alcohol
A substance capable of causing illness or death to an organism
A group of two or more atoms joined by chemical bonds
What is the term for a chemical reaction in which two or more molecules combine to form larger molecules that contain repeating structural units?
Neutralization
Polymerization
Oxidation
Osmosis
What is a molecule?
A group of two or more atoms joined by chemical bonds
A chemical bond formed between oppositely charged atoms
A substance capable of causing illness or death to an organism
A solution having an equal concentration of dissolved solute as the solution to which it is compared
What is the definition of the periodic table?
A tabular arrangement of the elements, ordered by their atomic number, electron configurations, and recurring chemical properties
A group of two or more atoms joined by chemical bonds
A chemical bond formed between oppositely charged atoms
A combination of two or more substances not chemically united
What is the definition of oils?
A combination of unsaturated fatty acids and glycerol that is a liquid at room temperature
A chemical bond formed between oppositely charged atoms
A group of two or more atoms joined by chemical bonds
A substance capable of causing illness or death to an organism
What does "parts per million (ppm)" refer to?
A method of expressing low concentrations; 1 ppm is equivalent to 1 milligram per liter
A chemical bond formed between oppositely charged atoms
A group of two or more atoms joined by chemical bonds
A substance capable of causing illness or death to an organism
What is the definition of modifying agent?
Chemicals incorporated into commercial preservative fluids to meet the varying demands of embalming procedures
A chemical bond formed between oppositely charged atoms
A group of two or more atoms joined by chemical bonds
A substance capable of causing illness or death to an organism
What is the purpose of pre-injection fluid in embalming?
To neutralize formaldehyde and ammonia
To clear the vascular system and enable arterial solution distribution
To reduce the molecular cohesion of a liquid
To inhibit protein decomposition
What does 'Preservative Demand' refer to?
The amount of solute a solvent can hold
The amount of preservative necessary to properly embalm human remains
The decomposition of proteins by bacteria
The measure of how well a solute mixes with a solvent
What is the result of the reaction between acids and bases other than water?
Salt
Wax
Suspension
Substrate
What is a solvent?
A substance dissolved in a solution
A homogeneous mixture of solutes
A substance that dissolves a solute
A state of matter
What are the states of matter?
Solid, liquid, and gas
Solute, solvent, and solution
Saturated and unsaturated solutions
Suspension and substrate
What is sublimation?
The decomposition of proteins
The physical change of state from solid to gas
The hydrolysis of fat
The measure of solubility
What is the definition of "Acids" as per the Chemistry Glossary?
Substances that yield hydroxide ions in an aqueous solution.
Substances that yield hydrogen ions in an aqueous solution.
Substances capable of maintaining a constant pH.
Substances that retard the tendency of blood to become more viscous.
Which of the following best describes "Amino acid"?
A compound that acts as both an acid and a base in aqueous solution.
The building blocks of proteins that contain an amino group (-NH2) and a carboxyl (-COOH) group.
A compound of hydrogen, carbon, and oxygen that is an aldehyde or ketone derivative of polyhydroxyl alcohol.
A chemical agent that retards the tendency of blood to become more viscous.
What is the primary function of "Buffers" in a chemical system?
To yield hydrogen ions in an aqueous solution.
To maintain a constant pH by neutralizing both acids and bases.
To convert soluble protein to insoluble protein.
To act as a preservative chemical used in embalming.
Which of the following is an example of a chemical change?
Melting of ice.
Boiling of water.
Formation of a new chemical substance.
Breaking of a glass.
What is the definition of "Autolysis"?
The process of converting soluble protein to insoluble protein.
The self-digestion or self-destruction of the body by enzymes.
The study of matter and the changes it undergoes.
The conversion of a liquid into vapor through the action of heat.
What is the definition of "Concentration" in a solution?
The removal of water from a substance.
The ratio of a solute to the solution or solvent.
A change of state of matter from a gas to a liquid.
The movement of molecules from an area of greater concentration to an area of lesser concentration.
Which of the following best describes "Diffusion"?
The movement of molecules or particles in solution from an area of greater concentration to an area of lesser concentration until uniform concentration is reached.
The removal of water from a substance.
A solution containing relatively small amounts of solute.
A chemical bond formed between two atoms by the sharing of electrons.
What is the primary function of a "Disinfectant"?
To increase the capability of tissues to retain moisture.
To kill most disease-causing microbial agents, excluding bacterial spores.
To decompose dead organic matter by enzymes of aerobic bacteria.
To act as a biological catalyst.
Which of the following is an example of a "Covalent" bond?
A bond formed between two atoms by the sharing of electrons.
A bond formed by the transfer of electrons between atoms.
A bond formed between ions of opposite charges.
A bond formed by the attraction of metallic ions.
What is the process of "Hydrolysis"?
The removal of water from a substance.
A chemical reaction in which a substance is broken down or dissociated by water.
The swelling and softening of tissues and organs as a result of absorbing moisture.
The change of state of matter from a liquid to a solid by the loss of heat.
What does the term "Index" refer to in the context of embalming fluids?
The smallest dose of a poison that produces death.
The measure of hydrogen ion concentration of a solution.
The strength of embalming fluids indicated by the number of grams of pure formaldehyde gas dissolved in 100 ml of solution.
A tabular arrangement of the elements based on their atomic number.
Which branch of chemistry studies the properties and reactions of elements, excluding organic or certain carbon-containing compounds?
Organic chemistry
Inorganic chemistry
Physical chemistry
Biochemistry
What is the definition of an isotonic solution?
A solution having an equal concentration of dissolved solute as the solution to which it is compared.
A solution with a higher concentration of solute than the solution to which it is compared.
A solution with a lower concentration of solute than the solution to which it is compared.
A solution that reacts with acids to produce salts.
What is the smallest dose of a poison that produces death called?
Minimum lethal dose (MLD)
Neutralization dose
Parts per million (ppm)
Pre-injection dose
What is polymerization?
The reaction of an acid and a base to produce salt and water.
A chemical reaction in which two or more molecules combine to form larger molecules that contain repeating structural units.
The introduction of a non-preservative solution to prepare the vascular system before the injection of the preservative solution.
A method of expressing low concentrations, equivalent to 1 milligram per liter.
What is the primary purpose of pre-injection fluid in embalming?
To enhance the actions of arterial solution
To clear the vascular system of blood and enable better distribution of arterial solution
To reduce the molecular cohesion of a liquid
To neutralize formaldehyde and ammonia
Which of the following best defines "saponification"?
The decomposition of proteins by enzymatic activity
The hydrolysis of fat and a strong base to produce glycerol and soap
The measure of how well a solute mixes with a solvent
The process of a solid changing directly into a gas
Which term refers to a solution containing less than the maximum amount of solute a solvent can hold at a certain temperature and pressure?
Saturated solution
Unsaturated solution
Suspension
Solvent
What is the role of surfactants in embalming?
To reduce the molecular cohesion of a liquid and enable it to flow through smaller openings
To neutralize formaldehyde and ammonia
To dissolve solutes in a solution
To enhance the actions of arterial solution
Which of the following is an example of a state of matter?
Sublimation
Solid
Solubility
Suspension
