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MOR 260: National Board Exam Review > Thanatochemistry Comprehensive Exam > Flashcards

Thanatochemistry Comprehensive Exam Flashcards

(96 cards)

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1
Q

The process of removing water of crystallization from a compound is called:

A

Dehydration

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2
Q

The tertiary structure of a protein:

A

Is the arrangements of the subunits

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3
Q

The sodium salt of EDTA is used as a _____ in embalming fluids

A

Anticoagulant

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4
Q

The mass of an atom is mainly due to:

A

Protons + neutrons

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5
Q

In simple ethers the two alkyl groups are:

A

The same

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6
Q

What state of matter has the most energy?

A

Gas

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7
Q

What compound is said to be an organic base?

A

Amines

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8
Q

The formula ROH is the general formula for:

A

Alcohols

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9
Q

The amount of energy absorbed by a unit mass of matter is the:

A

Absorbed dose

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10
Q

Amino acids are the building blocks of:

A

Proteins

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11
Q

The temperature at which a substance changes from the liquid state to the gaseous state is the:

A

Boiling point

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12
Q

Decarboxylation is a:

A

Form of putrefaction

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13
Q

Any substance that breaks apart in aqueous solution to yield hydroxide ions

A

Arrhenius base

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14
Q

Any substance that accepts a pair of electrons

A

Lewis acid

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15
Q

Any substance that donates a pair of electrons

A

Lewis base

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16
Q

A proton donor

A

Bronsted-Lowry acid

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17
Q

Substances that give up their water of crystallization to the surrounding air are:

A

Efflorescent

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18
Q

Thioesters contain _____ instead of oxygen

A

Sulfur

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19
Q

When embalming a body that has recently received radionuclide therapy:

A

Use large quantities of water

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20
Q

Permanent hardness of water:

A

Cannot be removed by boiling

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21
Q

Density can be defined as:

A

D = M/V

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22
Q

When naming alkanes the ending is always:

A

Ane

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23
Q

Margarines are formed by _____ of vegetable oils

A

Hydrogenation

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24
Q

A substance containing only two elements, one of which is oxygen is a:

A

Oxide

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25
A pH of 8 indicates a:
Basic solution
26
The polymer that formaldehyde forms is called:
Paraformaldehyde
27
Carboxylic acid + base will produce:
Salt + Water
28
Formalin contains:
* 37% formaldehyde gas by mass | * 40% formaldehyde gas by volume
29
_____ are defined as substances that cannot be decomposed by further chemical means
Elements
30
How many electrons can be held in an s orbital?
2
31
The standard unit of measurement for volume is the:
Liter
32
A catalyst:
Speeds up chemical reactions
33
The process where a solid goes directly to the gaseous state without going through a liquid state is called:
Sublimation
34
The process of boiling fats or oils with aqueous alkali is:
Saponification
35
The reaction of an acid with a base to form water and a salt is called:
Neutralization
36
The study of compounds produced by living organisms is the definition for:
Biochemistry
37
Water hardness is most commonly caused by:
Calcium
38
Crenation is when:
A blood cell shrinks
39
Positrons are a form of:
Beta decay
40
Mercaptans are:
* Similar to alcohols * Contain sulfur * Produce obnoxious odors
41
Carbon has a combining capacity of:
4
42
Alkynes are:
Unsaturated
43
If you start with H2O and end up with hydrogen and oxygen, what type of reaction has occurred:
Decomposition
44
Formaldehyde is a:
Gas
45
Which of the following is a chemical change? * Cutting fabric * Dissolving salt in water * Burning human remains * Melting ice
Burning human remains
46
Any radioactive material is a:
Radionuclide
47
Which of the following compounds does not have cholesterol as a precursor? * Amines * Bile salts * Vitamin D * Hormones
Amines
48
H2O is an example of a:
Compound
49
The charge on a proton is:
+1
50
Which of the following is not a form of protection from radiation? * Shielding * Time * Absorbed dose * Distance
Absorbed dose
51
Carbohydrates:
* Contain carbon, hydrogen, and oxygen * Are aldoses or ketoses * Are derivatives of polyhydroxy alcohols
52
In Boyle's Law, if the pressure increases the volume must:
Decrease
53
The removal of electrons from a substance
Oxidation
54
The addition of oxygen to a substance
Oxidation
55
The addition of hydrogen to a substance
Reduction
56
The addition of electrons to a substance
Reduction
57
A battery which is not being used at the present is a good example of:
Potential energy
58
The high boiling point of water is a result of:
Hydrogen bonding
59
The study of certain carbon compounds is the definition of:
Organic chemistry
60
Aromatic aldehydes are used as _____ in embalming fluids
Perfuming agents
61
Monohydroxy alcohols contain _____ OH groups:
1
62
Proenzymes are:
Inactive precursors of enzymes
63
Formaldehyde cross-links which of the following in proteins?
* Imino groups * Amino groups * Peptide linkages
64
Index is defined as:
Grams of pure formaldehyde per 100 millimeters of solution
65
The presence of excess nitrogen in human remains will:
Increase formaldehyde demand
66
The conversion of an atom of one element into an atom of another is:
Transmutation
67
Benzene and its derivatives are said to be:
Aromatic
68
Not yet saturated
Unsaturated solution
69
Small amount of solute in relation to solvent
Dilute solution
70
Contains more solute than can be held under normal conditions
Supersaturated
71
Greater amount of solute in relation to solvent
Concentrated solution
72
A compound that is amphoteric can:
Act as both an acid and a base
73
Any process that liberates or gives off heat is:
Exothermic
74
Aldehydes are partially oxidized to produce:
Acids
75
A substance that has a molecular mass that is approximately a multiple of the original substance is a:
Polymer
76
The portion of the enzyme that binds to the substrate is called the:
Active site
77
Alkenes contain:
Double bonds
78
H2SO4, sulfuric acid is a _____ acid
Diprotic
79
Which element is responsible for blood clotting?
Ca
80
A metallic substance that is composed of two or more metallic elements is the definition of:
Solid solution
81
A mixture of two mutually insoluble substances, such as dirt and water, with the dirt being held in suspension by a third substance is:
Emulsion
82
_____ are substances composed of two or more elements chemically united in a definite proportion by mass
Compounds
83
A compound in which there is a chemical union between water and the molecules of certain substances is a:
Hydrate
84
The prefix milli represents
1/1000
85
All of the hydrogens in a carboxylic acid are considered to be acidic. (T/F)
True
86
Esters are used in embalming fluids as _____
Perfuming agents
87
Glycerin is used as a _____ in embalming fluids
Humectant
88
The melting point of a substance is considered to be a:
Physical property
89
Hydrolysis of a polysaccharide produces:
Many monosaccharides
90
Which of the following travels as a wave? * Alpha radiation * Beta radiation * Gamma rays * All of the above * None of the above
Gamma rays
91
Complete oxidation of any organic compound produces:
* Carbon dioxide | * Water
92
Some quaternary ammonium salts are used in embalming fluids as:
Supplementary germicides
93
Which of the following does not undergo hydrolysis? * Miscellaneous lipids * Simple lipids * Compound lipids * Polylipids
Miscellaneous lipids
94
_____ are composed of two or more nonchemically united substances that are in no definite proportion by mass
Mixtures
95
Strong electrolytes:
Do conduct electricity
96
_____ bonds result from the complete transfer of electrons from one atom to another
Ionic

MOR 260: National Board Exam Review (42 decks)

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