Which of the following statements is TRUE about the effect of caffeine?
A. Drinking coffee can reset the circadian rhythm.
B. Drinking coffee may have effects for up to 48 hours in people with insomnia.
C. Caffeine reduces the effects of adenosine accumulation.
D. Caffeine increases the homeostatic sleep drive.
Answer: C
You might also like to view...
Group A, ?-hemolytic streptococcal infections cause tonsilitis, Scarlet fever and Rheumatic fever. The inflammation of Rheumatic fever can even cause arthritis and heart damage.
- Both statements are true - Both statements are false - The first statement is true, the second is false - The first statement is false, the second is true
Which of the following is a disadvantage of teaching physical education at the elementary school level?
A. There are multiple classes during the day. B. There are multiple breaks in between classes. C. Students at the elementary school level are less energetic. D. The class periods are longer than the middle school level.
Consistently incorporating physical activity into one's life yields:
A. significant health benefits. B. minimal health benefits. C. some health benefits. D. significant weight loss.
Which of the following is not a frequently cited reason for physicians' preference not to use drugs for long?term pain control?
a) Undesirable side effects from these drugs. b) The possibility of physical dependence. c) Drugs' lack of sufficiency in controlling pain. d) Long term expense of the medications.