Tag: therapeutic action of different classes of drugs

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Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

Which of the following are natural antimicrobial chemicals secreted by the body?

  1. Lactic acid

  2. Urea

  3. Hydrochloric acid

  4. Lysozyme
Reveal answer Fill a bubble to check yourself
A,C,D Correct answer
Explanation

An antimicrobial is an agent that kills micro-organisms or inhibits their growth.

HCl is secreted by the stomach. 
Lactic acid is naturally present in humans, as well as in animals. It is well known that it is formed from glycogen by muscle cells when the oxygen supply is inadequate to support energy production.
Lysozyme is present in the body, abundant in tears, saliva, mucus and milk.
Urea is a waste from the human body, not an antimicrobial.

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

Chloramine-T is a:

  1. disinfectant

  2. antiseptic

  3. analgesic

  4. antipyretic
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Antiseptics drugs cause destruction of micro organisms, which produce septic diseases, eg. dettol, savlon, acriflavin, boric acid, phenol, iodoform, $KMn{O} _{4}$ and some dyes such as chloramine-T, methylene blue.

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

_________ tends to destroy/prevent development or inhibit the pathogenic action of microbes such as bacteria ,fungi, virus, or other parasites selectively.

  1. Histamine

  2. Antibiotic

  3. Antiseptic

  4. Disinfectant
Reveal answer Fill a bubble to check yourself
B,C,D Correct answer
Explanation

An antimicrobial tends to destroy/prevent development or inhibit the pathogenic action of microbes such as bacteria (antibacterial drugs), fungi (antifungal agents), virus (antiviral agents), or other parasites (antiparasitic drugs) selectively. Antibiotics, antiseptics and disinfectants are antimicrobial drugs.

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

Sulphanilamide is a/an:

  1. sulpha drug

  2. antibiotic drug

  3. disinfectant

  4. antacid
Reveal answer Fill a bubble to check yourself
A,B Correct answer
Explanation

Antibiotics containing chemicals called sulfonamides are called suplha drugs.
In the body, prontosilis converted to a compound called sulphanilamide, which is the real active compound as antibacterial agent.

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

_______ are applied to inanimate objects such as floors, drainage system, instruments, etc.

  1. Disinfectants

  2. Antiseptics

  3. Antacids

  4. Antibiotics
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Antiseptics and disinfectants are the chemicals which either kill or prevent the growth of microorganisms. Disinfectants are for non-living things while antiseptics are for living tissues.

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

Chlorine in the concentration of 0.2 to 0.4 ppm in aqueous solution, mixed with sulphur dioxide in very low concentrations, form _______.

  1. disinfectants

  2. antibiotics

  3. antiseptics

  4. none of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Antiseptics acts as disinfectants at low concentration of solution.

Chlorine in concentration of $0.2$ to $0.4$ $ppm$ in aqueous solution, mixed with $SO _2$ at low concentration is a disinfectant.