【名词&注释】
支气管(bronchial)、消化道(digestive tract)、面神经、听神经瘤(acoustic neuroma)、迷走神经(vagus nerve)、副交感神经(parasympathetic nerve)
[单选题]女性,40岁。咳嗽、气短1个月,伴午后发热、盗汗,右侧胸痛。查体:气管左移,右侧胸廓饱满,叩诊实音。最可能出现下列哪项体征 ( )
A. 右侧呼吸音减弱
B. 右侧触觉语颤减弱
C. 可听到支气管呼吸音
D. 右侧呼吸音消失
E. 右侧可听到支气管肺泡呼吸音
根据以下内容,回答下面的题目。Researchers have found that REM (rapid eye movement) sleep is important to human beings.This type of sleep generally occurs four or five times during one night of sleep lasting five minutes to forty minutes for each occurrence.The deeper a person’s sleep becomes, the longer the periods of rapid eye movement.There are physical charges in the body to show that a person has changed from NREM (non-rapid eye movement) to REM sleep.Breathing becomes faster, the heart rate increases, and, as the name implies, the eyes begin to move quickly.Accompanying these physical changes in the body is a very important characteristic of REM sleep.It is during REM sleep that a person dreams.According to the passage, how often does REM sleep occur in one night?