Plant Chemistry (Green) Flashcards
(300 cards)
A glucosan yield glucose units on hydrolysis, while insulin is a __________
a. Fructosan
b. Hexosan
c. Pentosan
d. Diosan
e. All of the above
a. Fructosan
The usual source of tannins from plants are from the:
a. Barks/stems
b. Seeds
c. Roots
d. Rhizomes
e. All of the above
a. Barks/stems
Ethanol and citric acid are produced by the cellular respiration of carbohydrates, especially:
a. Glucose
b. Sucrose
c. Fructose
d. Xylose
e. Lactose
a. Glucose
Because mannitol is absorbed from the GIT and parenterally is not metabolized, then it is used as:
a. Digestant
b. Osmotic diuretic
c. Acidulant
d. Cathartic
e. Laxative
b. Osmotic diuretic
This gum has pseudo-plastic property to enable ointments to hold their shape and spread readily
a. Karaya
b. Xanthan
c. Locust bean
d. Guar
e. Indian gum
b. Xanthan
The following are general steps in the preparation of the crude drug for commercial market, except:
a. Harvesting
b. Garbling
c. Storage and drying
d. None of the above
d. None of the above
The usual source of fixed oils
a. Flowers
b. Seeds
c. Leaves
d. Stems
e. Roots/rhizomes
b. Seeds
This is used as an antidote for alkaloidal poisoning
a. Lactic acid
b. Tannic acid
c. Tartaric acid
d. Picric acid
e. Gallic acid
b. Tannic acid
The most important of the opium alkaloids is:
a. Heroin
b. Codeine
c. Morphine
d. Narcotine
e. Papaverine
c. Morphine
The red-colored product formed when tannins are treated with hydrolytic agents known as:
a. Amolonin
b. Diosgenin
c. Phlobephenes
d. Catechin
e. Leucocyanidin
c. Phlobephenes
The most widely used alkaloid is:
a. Heroin
b. Codeine
c. Morphine
d. Narcotine
e. Papaverine
b. Codeine
Tannins have the ability to precipitate __________ which is utilized in vegetable tanning which converts animal hides to leather
a. Fats
b. Carbohydrates
c. Alkaloids
d. Proteins
e. Glycosides
d. Proteins
Among the anthraquinone glycosides, this is not employed as catharthic because it is too irritating to use
a. Aloe
b. Frangula
c. Rhubarb
d. Senna
e. Chrysarobin
e. Chrysarobin
Ethiodized oil is an iodine addition product of ethyl ester of the fatty acid of:
a. Corn
b. Peanut
c. Almond
d. Soybean
e. Poppy seed
e. Poppy seed
The alkaloid present in Rauwolfia is:
a. Emetine
b. Reserpine
c. Physostigmine
d. Morphine
e. Scopolamine
b. Reserpine
The alkaloid formed by the acetylation of morphine is:
a. Heroin
b. Codeine
c. Morphine
d. Cocaine
e. Papaverine
a. Heroin
One of the following does not belong to the group; the volatile oils present in Vick’s vaporub:
a. Menthol
b. Camphor
c. Thymol
d. Eugenol
e. Cineole
d. Eugenol
This alkaloid is employed in ophthalmology to great glaucoma
a. Eserine
b. Reserpine
c. Emetine
d. Morphine
e. Strychnine
a. Eserine
One of the following is not a medicinal balsam:
a. Storax
b. Benzoin
c. Styrax
d. Tolu
e. Methyl salicylate
e. Methyl salicylate
If Indian hemp is cannabis; then black Indian hemp is:
a. Convallaria
b. Podophyllum
c. Benzoin
d. Apocynum
e. Red squill
d. Apocynum
The alkaloid in the form of syrup is used in the treatment of drug overdose in certain poisonings
a. Hydrates
b. Ipecac
c. Quinine
d. Ergotamine
e. Morphine
b. Ipecac
The product formed by the action of nitric acid on rectified turpentine oil in the presence of alcohol is:
a. Cineole
b. Eugenol
c. Terpinol
d. Borneol
e. Linalol
c. Terpinol
The principal cinchona alkaloid employed therapeutically as anti-protozoal drug
a. Quinine
b. Chloroquine
c. Quinacrine
d. Quinidine
e. Eserine salicylate
d. Quinidine
The main therapeutic use of methosalen, a lactone glycoside
a. Anti-coagulant
b. Aphrodisiac
c. Anthelmintic
d. Repigmentation
d. Repigmentation