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प्रश्न
What is the scientific explanation for the feeling of depression?
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उत्तर
A person suffers from depression when he has low levels of noradrenaline. Noradrenaline is a neurotransmitter that plays a role in mood changes. Low levels of noradrenaline lower the signal-sending activity and make the person suffer from depression.
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संबंधित प्रश्न
How do antiseptics differ from disinfectants? Give one example of each.
What are the main constituents of dettol?
Define the following terms with a suitable example of each:
Bactericidal antibiotics
Define the following term with a suitable example in each:
Disinfectants
Compounds with antiseptic properties are:
(i) \[\ce{CHCl3}\]
(ii) \[\ce{CHI3}\]
(iii) Boric acid
(iv) 0.3 ppm aqueous solution of \[\ce{Cl2}\]
Which of the following are sulpha drugs?
(i) Sulphapyridine
(ii) Prontosil
(iii) Salvarsan
(iv) Nardil
Which of the following statements are incorrect about penicillin?
(i) An antibacterial fungus.
(ii) Ampicillin is its synthetic modification.
(iii) It has bacteriostatic effect.
(iv) It is a broad-spectrum antibiotic.
What is the average molecular mass of drugs?
Aspirin is pain relieving antipyretic drug but can be used to prevent heart attack. Explain.
What is the basic difference between antiseptics and disinfectants?
What is the mode of action of antimicrobial drugs?
Which of the following are antibacterial?
SLV – 3 Rockets use
The mixture of chloroxylenol and terpineol is an example of ______.
How many of the following drugs is/are example(s) of broad spectrum antibiotic?
Aminoglycosides are usually used as ______.
Select the active antiseptic ingredient in dettol?
Which one of the following is an inorganic antiseptic?
