Question

Find out the answer from the text Breaking the Brain Code

1. Which statement best explains the central idea of the article?

A. By viewing nerve cells in your brain, we discovered how the human body reacts to a stimulus.
B. The brain controls everything that happens in the body using neurons distributed throughout the body.
C. By using codes, we can communicate with neurons in the body and control their responses to a stimulus.
D. The human body has several nerve cells that are interconnected so they are able to talk to one another.

2. Which statement best describes the author’s purpose in writing this article?

A. To explain how different parts of the nervous system function, including the brain, spine, and nerve cells
B. To present a map of the body’s nervous system and explain the job that the spine performs
C. To describe how humans react to the five senses: sound, sight, taste, touch, and smell
D. To explain how scientists uncovered the ways in which the body responds to different stimuli

3. Read the following sentence from the passage:

“Scientists use microelectrodes to tap into the signals neurons use to talk to each other.”

Which of these words most closely matches the meaning of the phrase tap into in the above sentence?
A. knock an object against
B. access and collect information from
C. remove and take elsewhere
D. duplicate the thumping noise made

Answer 1

1. The central idea of the article is D. The human body has several nerve cells that are interconnected so they are able to talk to one another.

2. The author's purpose in writing this article is D. To explain how scientists uncovered the ways in which the body responds to different stimuli.

3. The word that most closely matches the meaning of the phrase "tap into" in the sentence "Scientists use microelectrodes to tap into the signals neurons use to talk to each other" is B. access and collect information from.