Question

Which one of the following is an example of physiological antidote? *

Sodium nitrite

Sodium thiocyanate

Copper sulphate

Activated charcoal​

Answer 1

Answer:

sodium nitrite

Explanation:

The two real physiological antidotes are atropine and physostigmine. They act on nerve endings and produce opposite effect on heart rate. Other examples are cyanide and sodium nitirate, barbiturates and picrotoxin or amphetamine.

Answer 2

An example of a physiological antidote is Sodium nitrite.

• A physiological antidote is a chemical substance that has an antagonistic effect on poison or other harmful chemical substances.
• Examples of physiological antidotes are Acetylcysteine, atropine, activated charcoal etc.
• Atropine functions by inhibiting the binding and absorption of toxins or by preventing the toxin to convert into other harmful toxic forms.
• Zinc, magnesium, charcoal and tannic acid are the main components of the antidote and are employed in treating various types of poisoning.