Chemical Coordination And Integration Question 5

Question: Jet lag occurs when a person moves rapidly from one time zone to another, causing conflict between the body’s biological rhythm and the new cycle of light and dark. Some scientists suspect that jet lag may result from disruption of a daily hormone cycle. Which of the following hormones do you think is the most likely suspect?

Options:

A) Epinephrine

B) Insulin

C) Melatonin

D) Estrogen

Show Answer

Answer:

Correct Answer: C

Solution:

[c] Melatonin is involved in the regulation of circadian rhythms.