Which of the Following Statements Most Accurately Describes the Effect

question 94

Multiple Choice

Which of the following statements most accurately describes the effect of caffeine and the other stimulants on the nervous system?

• A)They decrease central nervous system activity.
• B)They have an arousal effect on the central nervous system.
• C)They cause a drop in the heart rate.
• D)They increase the reaction time.

---

Definitions:

Reabsorbed

The process by which substances are taken back into the body tissues, particularly during the filtration process in the kidneys.

Water

A transparent, odorless, tasteless liquid compound of hydrogen and oxygen, vital for all known forms of life and used in many industrial processes.

Solutes

Substances dissolved in a solvent, forming a solution; solutes can be solid, liquid, or gas.

Kidney

A pair of organs in vertebrates that filter blood to remove waste products and excess substances, producing urine.