Plant Chemistry (PACOP Green) Flashcards
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
Sodium morrhuate is the sodium salt of the fatty acid of:
a. Shark
b. Whale
c. Cow
d. Pig
e. Cod
e. Cod
Paregoric is also known as:
a. Opium tincture
b. Dover’s powder
c. Camphorated opium tincture
d. Laudanum
e. None of these
c. Camphorated opium tincture
Menthol is the active constituent present in:
a. Cinnamon
b. Coriander
c. Peppermint
d. Citronella
e. Spearmint
c. Peppermint
Lemon oil that has a __________ odor must not be used or dispensed:
a. Rancid
b. Resinified
c. Calcified
e. Terebinthinate
e. Foul
d. Terebinthinate
These are lipid metabolites formed in the body of animals from unsaturated fatty acids of the diet:
a. Carnauba
b. Bayberry
c. Copaiba balsam
d. Prostaglandin
e. Lanolin
d. Prostaglandin
Mercuric iodide, potassium iodide, and water are the composition of:
a. Mayer’s reagent
b. Dragendorff’s reagent
c. Wagner’s reagent
d. All of these
a. Mayer’s reagent
Classified as an alcohol glycoside:
a. Salicin
b. Genticin
c. Cantharidin
d. Entadin
a. Salicin
These are antigenic substances capable of sensitizing the body in such a way that unusual responses occur in hypersensitive individuals
a. Antibodies
b. Allergens
c. Allergy
d. All of these
e. None of these
b. Allergens
This test is used to determine the presence of proteins and involves the reaction of the benzene nucleus in the protein molecules yielding a deep yellow ppt as positive result
a. Biuret test
b. Ninhydrin test
c. Xanthoproteic test
d. Millon’s test
e. None of these
Xanthoproteic test
This is a solid vegetable oil
a. Coconut oil
b. Peanut oil
c. Theobroma
d. Cod liver oil
e. Almond oil
c. Theobroma
The coloring matter in plants
a. Flavones
b. Anthraquinones
c. Apigenin
d. Plant pigment
e. None of these
d. Plant pigment
It is a liquid animal fat
a. Coconut oil
b. Peanut oil
c. Theobroma
d. Cod liver oil
e. Almond oil
d. Cod liver oil
Blue-black color may indicate the presence of
a. Condensed tannins
b. Hydrolysable tannins
c. Saponin
d. All of these
e. None of these
b. Hydrolysable tannins
The pathologic product of sperm whale is
a. Copaiba
b. Ambergis
c. Bayberry
d. Carnauba
e. Teaberry
b. Ambergis
The terpenes found in volatile oils, as well as other plant products, like steroids, carotenoids, amyrins, and rubber are collectively known as
a. Isoprenoids
b. Unoxygenated terpenes
c. Sesquiterpenes
d. All of these
e. None of these
a. Isoprenoids
This refers to the evaluation by means of the organs of sense and includes macroscopic appearance of drugs
a. Microscopic
b. Organoleptic
c. Macroscopic
d. All of these
e. None of these
b. Organoleptic
The process of removing sufficient moisture to ensure good keeping qualities
a. Harvesting
b. Drying
c. Collection
d. Garbling
e. None of these
b. Drying
Source of arbutin, a phenol containing glycoside
a. Buckwheat
b. Checkerberry
c. Bear berry
d. Dragonfruit
c. Bear berry
The most widely occurring sterol
a. Sitosterol
b. Cholesterol
c. Ergosterol
d. All of these
a. Sitosterol
The principal sterol in fungi
a. Cholesterol
b. Ergosterol
c. B-sitosterol
d. All of these
e. None of these
b. Ergosterol
In the enfleurage method, the fatty product impregnated with the floral odor is called:
a. Absolutes
b. Terpenes
c. Concretes
d. Pomade
d. Pomade
Limonene has the configuration:
a. Three double bonds and no cycle
b. Two double bonds and one cycle
c. One double bond and two cycles
d. Three cycles
b. Two double bonds and one cycle
Ascaridol, a volatile oil constituent obtained from the chenopodium oil is a/an”
a. Oxide
b. Furan derivative
c. Alcohol
d. Phenol
a. Oxide
In general, alkaloids may be identified by:
a. Specific rotation
b. Solubility in various solvents
c. Color reactions with specified reagents
d. All of the above
d. All of the above
This does not possess narcotic properties and is therefore sometimes called anarcotine
a. Noscapine
b. Hydrocodone
c. Papaverine HCl
d. Hydromorphone
e. None of these
a. Noscapine
It is a uterine stimulating fraction and it is relatively free from action on other smooth muscle
a. Liotrix
b. Oxytocin
c. Sodium dextrothyroxine
d. Vasopressin
e. None of these
b. Oxytocin
This regulates the threshold for resorption of water by the epithelium of the renal tubules
a. Liotrix
b. Oxytocin
c. Sodium dextrothyroxine
d. Vasopressin
e. None of these
d. Vasopressin
These are resinous mixtures that contain cinnamic acid, benzoic acid, or both or esters of these acids
a. Balsams
b. Rosin
c. Resins
d. Resenes
e. None of these
a. Balsams
A mixture of protein-digesting and milk clotting enzymes obtained from the juice of the pineapple plant
a. Chymotrypsin
b. Bromelain
c. Lactase
d. Sutilains
e. None of these
b. Bromelain
The blue color of the oil of chamomile, an inherent property of the oil when freshly distilled is due to:
a. Chamazulene
b. C15H18
c. A and B
d. None of the above
c. A and B
The following employs expression as a method of volatile extraction except:
a. Sponge process
b. Ecuelle method
c. Machine process
d. Enfleurage
d. Enfleurage
In percolation with volatile solvents as a method of volatile oil extraction, the volatile solvent is removed by vacuum distillation and the resulting product is known as:
a. Absolutes
b. Terpenes
c. Concretes
d. Pomade
c. Concretes
After separating the waxes from the volatile oil, the resulting product is known as:
a. Absolutes
b. Terpenes
c. Concretes
d. POmade
a. Absolutes
A class of proteins which are characterized by solubility in water and in diluted aqueous salt solutions
a. Albumins
b. Globulins
c. Glutelins
d. All of these
e. None of these
a. Albumins
The following is/are the properties of the hydrolysable tannins except:
a. They give a dark green color with ferric chloride TS
b. Gallic acid when heated result to formation of pyrogallol
c. They yield no precipitate with bromine water TS
d. Pyrogallol give soluble compounds with lead acetate
a. They give a dark green color with ferric chloride TS
This is the parent nucleus of the chlorophylls
a. Bilan
b. Porphine
c. Tetraporphinpyrrole
d. Magnesium
b. Porphine
Chemical classes of sapogenin include the following:
a. Steroid
b. Triterpenoid
c. A and B
d. None of the above
c. A and B
The following are true for chlorophyll A, except:
a. Chlorophyll A has a methyl substituent attached to the top right-hand pyrrole ring
b. Chlorophyll A occur in ferns, mosses, and algae
c. The ratio of chlorophyll A to B is usually about 3:1 and there is no ready interconversion between them
d. None of the above
b. Chlorophyll A occurs in ferns, mosses, and algae
This is the solvent most commonly used for the extraction of chlorophyll from leaves
a. Acetone
b. Ethanol
c. Dimethylformamide
d. Dimethylsulfoxide
a. Acetone
These are derivatives of malenonitrile:
a. Cyanophophore glycosides
b. Glucosinolates
c. A and B
d. None of the above
a. Cyanophophore glycosides
The following are the properties of nonhydrolyzable tannins except:
a. They give a bluish to black color with ferric chloride
b. They usually contain phloroglucinol nucleus in part
c. They are usually precipitated by bromine water TS
d. They yield catechol when heated
a. They give a bluish to black color with ferric chloride
To convert an alkaloid salt into a free base, the following should be added:
a. Sodium carbonate
b. Tartaric acid solution
c. Pet ether
d. None of the above
a. Sodium carbonate
These are the common red to blue pigments of flower petals:
a. Flavonoids
b. Antracene
c. Anthocyanins
d. Benzoquinone
c. Anthocyanins
Which of the following glycosides yield allyl isothiocyanate as one of the products of hydrolysis?
a. Amyglandin
b. Prunasin
c. Sinigrin
d. Sinalbin
c. Sinigrin
These are major carotenoids in plants, except:
a. B-carotene
b. Lycopene
c. A-carotene
d. Gossypol
d. Gossypol
Most of the glycosides are subject to hydrolysis, resulting in the cleavage of glycosidic linkages by:
a. Acid or enzyme
b. Alkali
c. A and B
d. None of the above
c. A and B
Which of the following glycosides represent the group of bound poisons?
a. Glucosinolates
b. Cyanophore
c. A and B
d. None of the above
b. Cyanophore
Which of the following glycosides yield HCN as one of the products of hydrolysis:
a. Amyglandin
b. Sinigrin
c. Sinalbin
d. None of the above
a. Amyglandin
Which of the following is classified as alcohol glycosides:
a. Salicin
b. Glucovanillin
c. Prunasin
d. Arbutin
a. Salicin
Which of the following yield a phenolic compound as one of its products of hydrolysis:
a. Arbutin
b. Salicin
c. Glucovanillin
d. None of the above
a. Arbutin
The conversion of papaverine into papaveroline is a __________ type of reaction
a. Dehydration
b. Demethylation
c. Hydrolysis
d. Oxidation
Which of the following is a rate type of alkaloid?
a. Primary
b. Secondary
c. Tertiary
d. Quaternary
d. Quaternary
Each of the following volatile oils has a hydrocarbon as a major constituent, except:
a. Turpentine oil
b. Lemon oil
c. Pepper oil
d. Rose oil
d. Rose oil
The conversion of morphine into apomorphine is a __________ type of reaction
a. Dehydration
b. Demethylation
c. Hydrolysis
d. Oxidation
a. Dehydration
Each of the following volatile oils has an aldehyde as a major constituent except:
a. Ceylon cinnamon oil
b. Lemon oil
c. Camphor oil
d. Cassia cinnamon oil
c. Camphor oil
These are natural or induced solid or semisolid exudations from plants or from insects feeding on plants:
a. Resins
b. Oleoresins
c. Gum resins
d. Balsams
a. Resins
Specific glycoside obtained from Coccus cacti
a. Carminic acid
b. Tannic acid
c. Ratanhiaphenol
d. Bergapten
a. Carminic acid
Alkaloids as salts may be liberated from plant components using:
a. Acidulated water
b. Sodium carbonate
c. Methanol
d. Ether
b. Sodium carbonate
Scientific name of Neem, used as an insecticide and bitter
a. Avena sativa
b. Arnica montana
c. Illicium verum
d. Azadirachta indica
d. Azadirachta indica
These are esters of high molecular, monohydric alcohols and high molecular fatty acid
a. Waxes
b. Phospholipids
c. Glycolipids
d. Sphingomyelins
a. Waxes
The plant material is treated with ammonium hydroxide in order to:
a. Convert alkaloidal salts into free base
b. Convert free bases into alkaloidal salts
c. A and B
d. None of the above
a. Convert alkaloidal salts into free base
Theophylline is classified as:
a. Xanthine
b. Pyridine
c. Indole
d. Isoquinolone
a. Xanthine
Anti-acne principle synthesized from castor oil
a. Ricinoleic acid
b. Prussic acid
c. Azeleic acid
d. Saffric acid
c. Azeleic acid
Flavonoid found in yellow flower pigments
a. Flavonols
b. Chalcones
c. Anthocyanins
d.Biflavonyls
b. Chalcones
Menstruum used to extract solanine from potatoes
a. Water
b. Acetic acid
c. Alcohol
d. Benzene
b. Acetic acid
Glycoside found in garlic which possesses anti-platelet, anti-microbial, and anti-rheumatic properties
a. Allicin
b. Berberine
c. Cantharmin
d. Sanguinarine
a. Allicin
These are esters consisting of glycerol in combination with fatty acids, phosphoric acid, and certain nitrogenous compounds
a. Phospholipids
b. Waxes
c. Glycolipids
d. Sterols
a. Phospholipids
Glycosidic principle obtained from fish berries, Cocculus indicus formerly used as an analeptic
a. Quassin
b. Humilin
c. Picrotoxin
d. Gentisin
c. Picrotoxin
A French pharmacist who collaborated with Pelletier in the discovery of quinine which has become a worldwide treatment for malaria
a. Joseph Caventou
b. Pierre Robiquet
c. Frederick Serturner
d. Rudolf Brandes
a. Joseph Caventou
Drug classified according to the natural relationship among plants and animals
a. Zoological arrangement
b. Chemical classification
c. Morphological classification
d. Taxonomic classification
d. Taxonomic classification
Generally accepted medicinal use of tannins
a. Tanning of leather
b. Astringent
c. Laboratory precipitant
d. As an ingredient in the preparation of inl
b. Astringent
Cocaine has a long duration of local anesthetic action because it is a:
a. Bronchoconstrictor
b. Bronchodilator
c. Vasodilator
d. Vasoconstrictor
d. Vasoconstrictor
Quinoline alkaloid employed for malaria
a. Cinchonidine
b. Cinchonine
c. Quinidine
d. Quinine
d. Quinine
Most important monosaccharide found in plants
a. Trioses
b. Levulose
c. Pentoses
d. Hexoses
d. Hexoses
It reacts with iodine to form a deep blue complex
a. Insulin
b. Starches
c. Amylopectin
d. Amylose
d. Amylose
The paste forming properties of starch are due to this constituent:
a. Inulin
b. Starches
c. Amylose
d. Amylopectin
d. Amylopectin
Plant acid isolated in crystal form from lemon by Scheele in 1784
a. Tartaric acid
b. Lactic acid
c. Citric acid
d. Nitric acid
c. Citric acid
The characteristic bitter flavor of beer is due to:
a. Burnt caramel
b. Lupulus
c. Barley
d. Mace
b. Lupulus
Purified water soluble mixture of glycosides extracted from cascara
a. Cascaroside
b. Emodin
c. Casanthranol
d. Rhamin
c. Casanthranol
Animal used in the biological assay of digitalis for its potency
a. Pigeon
b. Horse
c. Rabbit
d. Cat
a. Pigeon
A phytochemist who made a number of significant discoveries including codeine in 1832 and the isolation of narcotine
a. Pierre Robiquet
b. Frederick Serturner
c. Joseph Caventou
d. Emil von Behring
a. Pierre Robiquet
A German pharmacist who isolated hyoscyamine in 1819 and with fellow pharmacist, Philip Geiger, collaborated in research to discover atropine in 1835
a. Rudolf Brandes
b. Emil von Behring
c. Frederick Serturner
d. Pelletier
a. Rudolf Brandes
Enzymes that hydrolyze a considerable number of glycosides
a. Invertase
b. Maltase
c. Emulsin and myrosin
d. Lactase
c. Emulsin and myrosin
Known as the first broad-spectrum antibiotic discovered
a. Chloramphenicol
b. Erythromycin
c. Penicillin
d. Streptomycin
a. Chloramphenicol
It destroys red blood corpuscles by hemolysis and are toxic especially to cold-blooded animals
a. Saponin glycosides
b. Anthraquinone glycosides
c. Cyanogenic glycosides
d. Favonol glycosides
a. Saponin glycosides
The following are stereoptenes, except:
a. Menthol
b. Camphor
c. Thymol
d. Eugenol
d. Eugenol
The following are characteristic of volatile oils except:
a. Miscible with water
b. They have odorous principles
c. They are optically active
d. They resinify
a. Miscible with water
A type of distillation applied to plant material that is dried and not subject to injury by boiling
a. Direct steam
b. Water distillation
c. Steam distillation
d. Water and steam distillation
b. Water distillation
Known as alligator pear, its pulverized seeds can be used to treat rheumatism and neuralgia
a. Persea americana
b. Arcangelista flava
c. Nerium oleader
d. None
a. Persea americana
The purified fatlike substance obtained form the wool of sheep
a. Lanolin
b. Cetyl esters wax
c. Cysteine
d. Spermaceti
a. Lanolin
The scientific name of kintsay
a. Vitex negundo
b. Lantana camara
c. Apium graveolens
d. None
c. Apium graveolens
It contains kuskus oil and is known as moras
a. Cocos nucifera
b. Vetiveria zizanoides
c. Quisqualis indica L.
d. None
d. None
Citral is an:
a. Alcohol volatile oil
b. Ketone volatile oil
c. Hydrocarbon volatile oil
d. Aldehyde volatile oil
d. Aldehyde volatile oil
The active constituent of Capsicum frutescens
a. Capsicin
b. Capsaicin
c. Capsin
d. B and C
d. A and B only
b. Capsaicin
A drying agent used to purify essential oils
a. Anhydrous calcium chloride
b. Calcium chloride
c. Anhydrous calcium sulfate
d. All of these
c. Anhydrous calcium sulfate
The following are tests for saponin glycosides except:
a. Barfoed’s
b. Hemolysis test
c. Capillary test
d. Froth test
a. Barfoed’s