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INORG LAB > ASTRINGENTS > Flashcards

ASTRINGENTS Flashcards

1
Q

______ is a chemical compound that tends to shrink or constrict body tissues and precipitate the protein and astringent form protective layer on the surface.

A

An astringent substance

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2
Q

astringents are able to reduce the cell permeability due to what?

A

due to their protein action

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3
Q

______ are usually applied to damaged skin topically or to the mucous membrane of GIT including the mouth.

A

Astringents

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4
Q

___ reduces local edema, exudation, and inflammation.

A

Astringent

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5
Q

Characteristics of an astringent:

A
  • Affect only the superficial layer. Reduce cellular permeability.
  • Make the surface mechanically strong, decrease exudation.
  • Protect from external irritation.
  • Possess local styptic and local antiseptic action.
  • May interfere with the function of pain receptors. The pain relieving action is mild.
  • Constrict the blood vessels to stop bleeding.
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6
Q

Types of Astringents:

A

• Vegetable astringents
• Metallic Astringents
• Miscellaneous

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7
Q

Tannic acid, Gallic acid

A

Vegetable astringents

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8
Q

 Aluminium salts: Alum [KAl(SO4)2•12H2O], Aluminium chloride (AlCl3), Auminium acetate
 Zinc salts: Zinc chloride (ZnCl2), Zinc sulfate (ZnSO4)
 Ferric chloride (FeCl3)
 Strontium chloride
 Silver nitrate (AgNO3)
 Copper sulfate (CuSO4)

A

Metallic Astringents

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9
Q

Very cold water, Alcohol

A

Miscellaneous

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10
Q

Indications:

A

 Swollen, inflamed and/or leaky tissues.
 They are used to treated diarrhea or dysentery.
 During leukorrhea (thick white/yellowish vaginal discharge)
 During minor bleeding like Menorrhagia, Hemorrhoids.
 They promote healing process.
 They decrease sweating and possess deodorant properties.
 Mild astringent solutions are used in the relief of such minor skin irritations as those resulting from
superficial cuts, allergies, insect bites, or fungal infections such as athlete’s foot.

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11
Q

Zinc sulfate chemical formula

A

ZnSO4

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12
Q

As a mineral ZnSO4·7H2O is known as ______.

A

Goslarite

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13
Q

zinc sulfate appearance, odor, and taste

A

white powder or white granular in nature; odorless; astringents and metallic taste

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14
Q

When heated over 6800 C, zinc sulfate decomposes into ______ and _______, both which are hazardous.

A

sulfur dioxide gas and zinc oxide fume

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15
Q

how many percent is there zinc sulfate for ophthalmic purposes?

A

0.25%

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16
Q

____ is an inorganic compound and dietary supplement. As a supplement it is used to treat zinc deficiency.

A

Zinc sulfate

17
Q

___ acts as emetics.

A

Zinc sulfate

18
Q

Side effects of zinc sulfate:

A

abdominal pain, vomiting (2-8 mg/Kg of body weight), headache and tiredness.

19
Q

____ are white crystalline double sulfates of univalent and trivalent atoms.

A

Alum

20
Q

_____ is both a specific chemical compound and a class of chemical compounds.

A

Alum

21
Q

TRUE OR FALSE: In general, alums are easier formed when the alkali metal atom is larger. This rule was first stated by Locke in 1902.

A

TRUE

22
Q

Uses: It is also used in so-called “crystal” deodorants and water purification.

A

Potassium alum

23
Q

Aluminum potassium sulfate synonym

A

potash alum

24
Q

Potassium aluminum sulfate synonyms:

A

alunite and kalinite

25
Q

Uses: Soda alum is used in the acidulent (being sour to the taste) of food as well as in the manufacture of baking powder.

A

Sodium alum

26
Q

Sodium alum chemical name

A

Soda alum

27
Q

Soda alum synonym

A

mendozite

28
Q

Uses: Used in water purification, in vegetable glues, in porcelain cements, in deodorants, in tanning, dyeing and in fireproofing textiles.

A

Ammonium alum

29
Q

ammonium aluminum sulfate synonym

A

Tschermigite

30
Q

• Uses: It is a dark violet crystalline and used in tanning.

A

Chrome alum

31
Q

Chrome alum chemical name

A

Chromium (III) potassium sulfate

32
Q

Chromium (III) potassium sulfate synonym

A

Chromium alum

33
Q

Potash alum properties

A

colorless; transparent; crystalline structure

34
Q

Alum is used as an ______ in many subunit vaccines, such as include hepatitis A, hepatitis B, and Diphtheria Tetanus Pertussis (DTP) in order to augment the body’s response to immunogens.

A

adjuvant

35
Q

______ is an agent that may stimulate the immune system and increase the response to a vaccine. _______ having aluminum have been proven to make some vaccines last for longer period of time and to help generate more antibodies to fight against disease

A

Adjuvant

36
Q

Alum listed as an ingredient of ______ and pharmaceutical aid..

A

toothpaste or toothpowder

INORG LAB (6 decks)

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