Module 2: Pharmacognosy Flashcards
In order to understand better pharmacognosy, a student should have a background in:a. Botanyb. Zoologyc. Chemistryd. All of the abovee. None of the above
Botany
Organoleptic evaluation of drugs includes:a. Sound of fractureb. Feel of the drug to the touchc. Color, odor, tasted. All of the abovee. None of the above
All of the above
All are considered, underground structure except.a. Rhizomeb. Bulbc. Cormd. None of the above
None of the above
Fracture types of underground parts are listed below except:a. Completeb. Fibrousc. Brittled. Soft
Soft
Barks used as drugs are shaped as:a. Flatb. Quillc. Channeledd. All of the abovee. None of the above
All of the above
All are considered flower parts excepta. Receptacleb. Androeciumc. Corymbd. Gynoecium
Corymb
Parenchyma containing chloroplasts are calleda. Chloroplasmab. Chlorphyllc. Chlorenchyma cellsd. Chloroplasts
Clorenchyma cells
Idioblasts are cells containing a large amount of ___?a. Calcium silicate crystalsb. Calcium chloride crystalsc. Calcium oxalate crystalsd. Calcium sulphate crystals
Calcium oxalate crystals
___ of calcium carbonate occur in leaf epidermal cells and hairs.a. Rosettesb. Raphidesc. Crystolithsd. None of the abovee. All of the above
Crystoliths
The vascular cylinder is composed of tissues, namely:a. Phloemb. Xylemc. All of the aboved. None of the above
All of the above
Cork cambium producesa. Cork cellsb. Phellodermc. All of the aboved. None of the above
All of the above
Groups of compounds that makes wood become darker in color:a. Resinsb. Tanninsc. All of the aboved. None of the above
All of the above
Chloral hydrate solution is a saturated solution of chloral hydrate in water that dissolves ___.a. Starchb. Resinsc. Proteind. All of the above
All of the above
The following are parenchymatous tissues except:a. Stomatab. Androeciumc. Pericap tissued. Endosperm
Stomata
Everything is true about glandular hairs, except:a. These hairs may either be unicellular or multicellularb. These are protusions from the cambiumc. The cuticle may be raised by the secretion commonly found in Lamiaceae plants
These protusions from the cambium
Starches are usually isolated from these plant parts, except:a. Rhizomeb. Fruitc. Seedd. None of the abovee. All of the above
None of the above
Anthraquinone derivatives are often colored ___?a. Redb. Orangec. Orange-Redd. Blue
Orange-Red
Borntrager test is used for the detection of:a. Saponinb. Alkaloidc. Volatile oilsd. Anthraquinone
Anthraquinone
Borntrager test produces___ color.a. Pinkb. Redc. Violetd. All of the abovee. None of the above
All of the above
___ is a plant drug used in Chinese medicine as early as 2700 B.Ca. Rhubarbb. Ginsengc. Squilld. Glycyrrihiza
Rhubarb
A compound containing equimolar amounts of picrotoxinin and picrotin is ___?a. Strophantinb. Picrotoxigeninc. Picrotind. Picrotoxin
Picrotoxin
Sinigrin is hydrolysed by the enzyme ___.a. Beta-amylaseb. Myrosinc. Ptyalind. Emulsion
Myrosin
Product of amygdalin hydrolysis is ___.a. Hydrocyanic acidb. Benzaldehydec. All of the aboved. None of the above
All of the above
The active constituent of saffron is ___?a. Myrosinb. Sinigrinc. Picrosind. Crosin
Crosin