High Stress May Damage Memory

　　1.題目：The part of the brain important for a person's learning and memory is

　　答案：D)the hippocampus.

　　2.題目：When the levels of cortisol go higher, the hippocampus in the brain may

　　答案：B)become smaller.

　　3.題目：According to the article, when people feel too worried or nervous or when they overwork.

　　答案：A)the adrenal glands will produce a stress hormone.

　　4.題目：It appears that when the total volume of the hippocampus becomes smaller as a result of high blood levels of cortisol, other brain regions

　　答案：C)may remain the same in size.

　　5.題目：The research conducted by Porter and Landfield shows that

　　答案：B)changes in the levels of adrenal hormones may affect brain aging.

　　速記口訣：

　　壓力大會損害記憶

　　1.海馬區(qū)，控制學習與記憶 ____________________

　　2.海馬區(qū)會變小 ____________________

　　3.憂慮產生荷爾蒙 ____________________

　　4.海馬區(qū)變小時，其他區(qū)仍不變 ____________________

　　5.荷爾蒙，大腦老化有關聯(lián) ____________________ [衛(wèi)生類B]