Delta Reading Quiz 7 Q 4-6
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Question 1 of 3
1. Question
4. Which sentence below best expresses the essential information in the highlighted sentence in paragraph 1? Incorrect choices change the meaning in important ways or leave out essential information.
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Question 2 of 3
2. Question
5. Look at the four squares, A , B , C and D , which indicate where the following sentence could be added to the passage. Where would the sentence best fit?
They respond to stimuli such as changes in temperature and pressure, and movement of the tissue.
Pain receptors are unspecialized nerve fiber endings that respond to a variety of stimuli signaling real or possible damage to tissues. A Some groups of pain receptors respond to specific classes of chemicals released from damaged or inflamed tissue. B When pain fibers respond to peptides released by injured cells, this is called slow pain. C Fast pain responses—for example, a pinprick or hot or cold stimuli—are a more direct response of the nerve endings to mechanical or thermal stimuli. D
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Question 3 of 3
3. Question
6. Look at the four squares, A , B , C and D , which indicate where the following sentence could be added to the passage. Where would the sentence best fit?
Thus, they are considered the body’s own natural painkillers.
There is no pain center in the brain’s cerebral cortex. A However, discrete areas have been located in the brain stem where pain messages from various parts of the body terminate. B These areas contain two kinds of small peptides, endorphins and enkephalins, which have activity similar to morphine or opium. C When these peptides are released, they bind with specific opiate receptors in the midbrain, decreasing the perception of pain. D
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