📚 Pharmacy Students Exit Exam Practice Questions 11. Which plant… — NEW PHARMACY and NURSING

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📚 Pharmacy Students Exit Exam Practice Questions

11. Which plant part is the main source of digitalis glycosides?
A. Root
B. Leaf
C. Bark
D. Seed

12. The active constituent of Cinchona bark responsible for antimalarial activity is:
A. Morphine
B. Quinine
C. Atropine
D. Reserpine

13. Which of the following resins is used as a laxative?
A. Myrrh
B. Castor oil
C. Aloe
D. Turpentine

14. The primary pharmacological action of alkaloids is mostly due to:
A. Lipid solubility
B. Basic nitrogen in a heterocyclic ring
C. Carbohydrate content
D. Protein binding

15. Which plant is the main source of morphine?
A. Papaver somniferum
B. Atropa belladonna
C. Digitalis purpurea
D. Cinchona officinalis

16. Saponins are known for which characteristic property?
A. Foam formation in aqueous solution
B. Sweet taste
C. Acid neutralization
D. Sedative effect

17. The main therapeutic use of Ginkgo biloba leaves is:
A. Antimalarial
B. Cognitive enhancement and peripheral circulation improvement
C. Laxative
D. Analgesic

18. Which phytochemical class is responsible for the bitter taste in medicinal plants like Gentiana?
A. Alkaloids
B. Terpenoids
C. Glycosides
D. Flavonoids

19. Which part of the plant is typically used to obtain essential oils?
A. Leaf
B. Seed
C. Flower and aerial parts
D. Root

20. Reserpine, an antihypertensive drug, is extracted from which plant?
A. Rauwolfia serpentina
B. Papaver somniferum
C. Digitalis lanata
D. Atropa belladonna

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