surprised
invented
motivated
30. To be considered a hormone， a chemical produced in the body must
be part of the digestive process
influence the operations of the nervous system
affect processes in a different part of the body
regulate attitudes and behavior
31. The glands and organs mentioned in paragraph 3 are categorized according to
whether scientists understand their function
how frequently they release hormones into the body
whether the hormones they secrete influence the aging process
whether they secrete chemicals into the blood
Paragraph 3 is marked with an arrow
32. The word key in the passage is closest in meaning to
misunderstood
precise
significant
simple
33. The word minute in the passage is closest in meaning to
sudden
small
changing
noticeable
34. Which of the sentences below best expresses the essential information in the highlighted sentence in the passage? Incorrect answer choices change the meaning in important ways or leave out essential information.
Most moods and actions are not voluntary because they are actually produced by the production of hormones in the body.
Because the effects of hormones are difficult to measure， scientists remain unsure how far-reaching their effects on moods and actions are.
When the body is not producing enough hormones， urgent treatment may be necessary to avoid psychological damage.
The influence of many hormones is not easy to measure， but they can affect both people’s psychology and actions extensively.
35. The word tempered in the passage is closest in meaning to
decreased
advertised
prescribed
researched
36. Which patients are usually treated with growth hormone?
Adults of smaller statue than normal
Adults with strong digestive systems
Children who are not at risk from the treatment
Children who may remain abnormally small
37.Which of the following sentences explains the primary goal of hormone replacement therapy?
These sentences are highlighted in the passage.
The quantities and proportions of hormones produced change with age， so scientists have given a great deal of study to shifts in the endocrine system over time in the hopes of alleviating ailments associated with aging.
A combination of estrogen and progesterone has been prescribed for decades to women who want to reduce mood swings， sudden changes in body temperature， and other discomforts caused by lower natural levels of those hormones as they enter middle age.
HRT may also increase the likelihood that blood clots—dangerous because they could travel through the bloodstream and block major blood vessels—will form.
Because of the complicated effects growth hormone has on the body， such treatments are generally restricted to children who would be pathologically small in stature without it.
