Polysaccharide and polysaccharide-containing drugs Flashcards Preview

Pharmacognosy and plant chemistry > Polysaccharide and polysaccharide-containing drugs > Flashcards

Flashcards in Polysaccharide and polysaccharide-containing drugs Deck (22)
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1
Q

produced in large quantities in green leaves as the temporary storage form of photosynthetic product

A

Starch

2
Q

an enzyme present in pancreatic juice and saliva, hydrolyzes starch by a random splitting of a 1,4- glucosidic linkages

A

a-amylase

3
Q

produces its effect by removing maltose units from the non-reducing ends of polysaccharide molecules

A

B-amylase

4
Q

end product in the case of amylase is

A

maltose

5
Q

products of incomplete hydrolysis are polysaccharide fragments known as

A

dextrins

6
Q

Mature grain of corn

A

Zea mays

7
Q

Mature grain of wheat

A

Triticum aestivum

8
Q

Tubers of the potato

A

Solanaceae

9
Q

slightly soluble in cold water

used as tablet excipient

A

Pregelatinized starch

10
Q
  • A semisynthetic material, is the sodium salt of a carboxymethyl ether of starch
  • It is used as a disintegrating agent in tablet formulations.
A

SODIUM STARCH GLYCOLATE

11
Q

Is a semisynthetic material that is prepared in such a manner that is approx 90% amylopectin, and 7 or 8 hydroxyethyl substituents are present for each 10
glucose units

A

HETASTARCH

12
Q

A 6% solution of hetastarch is used as a

A

plasma expander

13
Q

it is obtained from the subterranean organs of members of the family Compositae

A

INULIN OR HYDROUS INULIN

14
Q

Is an a-1,6-linked polyglucan that is formed from sucrose by the action of a transglucosylase enzyme system (dextran sucrase) present in Leuconostoc
mesenteroides

A

Dextran

15
Q

Is a sterile, colloidal solution of ferric hydroxide in complex with partially hydrolyzed dextran of low molecular weight in water for injection

A

IRON DEXTRAN INJECTION

16
Q

It is a hematinic preparation that is administered by intramuscular or intravenous injection

A

IRON DEXTRAN INJECTION

17
Q
  • Most abundant organic compound on earth

* Principal structural element of higher plant cell walls

A

CELLULOSE

18
Q

is the hair of the seed of cultivated varieties of Gossypium hirsutum Linne or of other species of Gossypium (Malvaceae) that is freed from adhering impurities, deprived of fatty matter, bleached, and sterilized in its final container

A

PURIFIED COTTON

19
Q

PURIFIED COTTON also called as

A

absorbent cotton

20
Q

mechanically disintegrated cellulose

It is used as a self-binding tablet diluent and disintegrating agent.

A

POWDERED CELLULOSE

21
Q
  • is a purified, partially depolymerized cellulose prepared by treating cellulose with mineral acids
  • used as a diluent in the production of tablets
A

MICROCRYSTALLINE CELLULOSE

22
Q
  • is a fibrous form of bleached, regenerated cellulose

* it is used as a surgical aid and may not contain more than 1.25% of titanium dioxide

A

PURIFIED RAYON