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FSE 219 Chemistry > Chemistry Practice Quiz for Exam 1 > Flashcards

Chemistry Practice Quiz for Exam 1 Flashcards

1
Q

Sodium salt of Ethylendiaminetetrasodiumacetate (EDTA) is used in embalming fluids as:

A 
Anticoagulant
Water Conditioner
Water Softener
Calcium Sequester
Buffer
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2
Q

List the aldehydes that may be used as embalming perservatives

A

Formaldehyde

Glutaraldehyde

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3
Q

List the aldehyde that may be used as an embalming deodorant

A

Benzaldehyde

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4
Q

List the chemical vehicles used in embalming fluids:

A

Water
Glycerin
Methanol

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5
Q 
Which one of the fit with the other three?
A. Sodium phosphates
B. Citrates
C. Sulfonates
D. Sodium salt of EDTA
A

C. Sulfonates

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6
Q

Alternate names for masking agents

A

Deodorants

Perfuming materials

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7
Q

Alternate names for anticoagulants

A

Water conditioners
Water softeners
Calcium sequesters

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8
Q

Anticoagulants sequester

A

Calcium in water (calcium makes water hard, and it clots blood)

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9
Q

Alternate names for surfactants

A

Wetting agents
Surface tension reducers
Penetrating agents
Surface active agents

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10
Q

What categories fall under the heading of modifying agents?

A

Anticoagulants
Humectants
Buffers
Surfactants

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11
Q

An alcohol that is used as both a vehicle/solvent and preservative/germicide

A

Methanol (Methyl Alcohol)

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12
Q

Dyes used in embalming fluids

A

Eosin
Erythrosin
Ponceau red
Amaranth

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13
Q 
Which of the following chemicals does not fit with the other three?
A. Lanolin
B. Sorbitol
C. Glycerol
D. Glycerin
E. Aloe
AB. None of the above
A

AB. (All are humectants)

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14
Q 
Sodium lauryl sulfate has the same use in embalming fluids as:
A. Sodium phosphates
B. Citrates
C. Preservative
D. Buffer
A

C. Perservative

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15
Q 
Glycerin can be used in embalming fluids as (Pick 2):
A. Vehicle
B. Solvent
C. Preservative
D. Buffer
A

A. Vehicle

B. Solvent

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16
Q

Sodium salt of ethylendiaminetetrasodiumacetate (EDTA) is used in embalming fluid as:
A. Anticoagulant
B. Sequestering agent (sequesters Ca++ ions)
C. Buffer
D. Water softener

A

ABCD

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17
Q 
Which of the following chemicals are used as germicides in embalming fluids?
A. Benzaldehyde
B. Ethanol
C. Methanol
D. Glycerin
A

BC

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18
Q 
Methanol can be used in embalming fluid as:
A. Formaldehyde anti-polymerant
B. Preservative
C. Germicide
D. Solvent
A

ABCD

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19
Q 
Which of the following chemicals are used as vehicles in embalming fluids?
A. C6H5OH
B. CH3OH
C. H2O
D. Glycerin
20
Q 
Which one of the following does not fit with the other three?
A. Sodium phosphates
B. Citrates
C. Sulfonates
D. Sodium salt of EDTA
21
Q 
Methanal is also known as:
A. Formaldehyde
B. Methanol
C. HCHO
D. Methyl aldehyde
22
Q 
What is the chemical structure of Isopropyl Alcohol?
A. CH3CHOHCH3
B. CH2OHCHOHCH2OH
C. CH3OH
D. CH3CH2OH
23
Q 
Masking agents are also called:
A. Glycols
B. Air conditioners
C. Deodorants
D. Perfuming materials
24
Q 
Which of the following sequester Ca++?
A. Borax
B. Anticoagulants
C. Water softeners
D. Sodium salt of EDTA
25
Q 
Surfactants can also be called:
A. Surface active agents
B. Water softeners
C. Wetting agents
D. Water conditioners
26
Q 
What categories fall under the heading of modifying agents?
A. Anticoagulants
B. Humectants
C. Buffers
D. Surfactants
E. All of the above
27
Q 
Dyes used in embalming fluids:
A. Eosin
B. Ponceau Red
C. Erythrosin
D. Amaranth
28
Q 
Surfactants can also be called:
A. Wetting agents
B. Surface tension reducers
C. Surface active agents
D. Penetrating agents
29
Q 
Which of the following chemicals does not fit with the other 3?
A. Lanolin
B. Sorbitol
C. Glycerol
D. Glycerin
E. None of the above
30
Q 
Sodium lauryl sulfate has the same use in embalming fluids as:
A. Sodium phosphates
B. Citrates
C. Sulfonates
D. Sodium salt of EDTA
31
Q 
What is the chemical structure of Glycerin?
A. CHO(CH2)3CHO
B. CH2OHCHOHCH2OH
C. HCHO
D. C6H5OH
32
Q

Which of these can be used as masking agents?
A. Benzaldehyde
B. Oil of cloves (Eugenol)
C. Oil of sassafras
D. Oil of wintergreen (Methyl salicylate)

33
Q 
Glycerin can be used in embalming fluids as:
A. Vehicle
B. Solvent
C. Preservative
D. Buffer
E. Humectant
34
Q 
Which of the following alcohols are used as preservatives in embalming fluids?
A. Isopropanol
B. Glycerol
C. Ethanol
D. Phenol
35
Q 
Which of the following chemicals are used as preservatives in embalming fluids?
A. CHO(CH2)3CHO
B. Carbolic Acid
C. Sodium salt of EDTA
D. CH3OH
36
Q 
Paradichlorobenzene could be used in a casket placed in an above-ground mausoleum crypt because it:
A. Kills mold
B. Kills moths
C. Kills moth larvae
D. Kills goths
37
Q 
Deodorants used in embalming fluids:
A. Sodium phosphate
B. Benzaldehyde
C. Oil of cloves
D. Methyl salicylate
38
Q

Which sequester Ca++ (and slow/prevent the thickening of the blood):
A. Oxalates (Oxalic Acid, but not commonly-used in modern fluids)
B. EDTA (aka sodium salt of EDTA)
C. Sodium Citrate
D. Sorbitol

39
Q 
Identify the vehicles:
A. Glycerol
B. Glycerin
C. CH2OHCHOHCH2OH
D. H2O
E. Methanol
40
Q 
Carbolic Acid is AKA:
A. Phenol
B. C6H5OH
C. Methanol
D. Methanoic Acid
41
Q 
Sodium Salt of EDTA is used in what categories of embalming fluids?
A. Surfactants
B. Buffers
C. Anticoagulants
D. Wetting agents
42
Q 
C6H5OH is also known as:
A. Phenol
B. Carbonic acid
C. Benzene
D. Carbolic acid
43
Q 
Formalin is:
A. A solution of HCHO and H2O
B. A compound of HCHO and H2O
C. 37% by weight HCHO
D. 40% by volume HCHO
44
Q

In order to help embalming fluid solution penetrate cells, or to help surface preservative gels penetrate more deeply into, and spread out more evenly across tissue, what chemical(s) may be contained in the mixture?

  1. Sodium lauryl sulfate
  2. Sulfonates
  3. Wetting agents/surfactants
  4. Surface tension reducers/ penetrating agents

A. 1
B. 1 and 2
C. 1, 2, and 3
D. 1, 2, 3, and 4

45
Q

C2H5OH is better at preventing HCHO polymerization than is CH3OH
A. True
B. False

FSE 219 Chemistry (3 decks)

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