Pharmaceutical products and drug action - class-X
Description: pharmaceutical products and drug action | |
Number of Questions: 34 | |
Created by: Vijay Palan | |
Tags: zoology human physiology medicinal chemistry soldiers of defense biology aids to health chemistry in everyday life chemistry human body immune system diseases and immunity |
Which of the following is scientific explanation of depression?
Drugs which bind strongly to the active site of an enzyme and do not depend upon the concentration of natural substrate are called as:
Which of the following statements is not true about enzyme inhibitors?
Noradrenaline is one of the example of :
What is the source of receptor proteins?
Drugs which supplement (or) substitute for chemical messengers are :
Which of the following statements is not true about enzyme inhibitors?
Which site of an enzyme is called allosteric site?
The bond formed between an enzyme and an inhibitor:
Assertion : Receptors are crucial to body's communication process
Reason : Receptors are proteins
Assertion :
Assertion : Receptor proteins show selectivity for one chemical messenger over the other
Reason : Chemical messenger binds to the receptor site and inhibits is natural function
What are the substances which mimic the natural chemical messengers?
Agonists can:
Drugs that bind to the receptor sites and inhibit its natural function are called analgesics.
Which of the following increases blood pressure and heart beat?
Assertion : Enzymes have active sites that hold substrate molecule for a chemical reaction
Reason : Drugs compete with natural substrate by attaching covalently to the active site of enzyme
Assertion : Chemical messengers are chemicals that enable communication of message between two neurons or between neurons and muscles.
Reason : Chemicals enter the cell through receptor.
The skin has an outer layer made up of .......... which is almost impermeable to germs.
Among these ............... is a physical barrier that acts a first life of defense.
Neutrophils and monocytes are important cells participating in
Human body is immunized by production of ____________ inside our body.
First line of defense include
Stomach clears out pathogen by
Anatomic barrier to disease is
Phagocytes of innate immunity are
A person likely to develop tetanus is immunized by administering :
Gastric secretions are under the control of
Note the following.
(A) Skin, (B) Phagocytes, (C) B-cells, (D) Inflammation, (E) Antibodies, (F) T-cells, (G) Fever, (H) Complementary proteins, (I) NK-cells, (J) Secretions.
Identify the factors involved in second line of defence.
Which one of the following organs is not involved in the elicitation of immune responses?