JEE Main levelSingle correct optionDifficulty 2 of 3el085
Which of the following statements about noradrenaline is correct?
AIt is a barbiturate used to induce sleep
BIt is a neurotransmitter whose low level in the body is associated with depression
CIt is an antibiotic that kills Gram-negative bacteria
DIt is an antiseptic used on wounds
Answer: B
Noradrenaline transmits signals between nerve cells. If its level falls, signal sending activity becomes low and the person feels depressed; antidepressants keep its level high.