【单选题】Which of the following is incorrect? A. Tidal breathing is alsocalled cheyne-stokes respiration. B. Cheyne-stokes respirationwaxes and wanes cyclically so that periods of deep breathing alternate withperiods of apnea (no breathing). . C. Intermittent breathing ischaracterized by unpredictable irregularity. Breaths may be shallow or deep,and stop for short periods. D. Intermittent breathing is less severe than the tidal breathing

He took a long slow breath, inhalingdeeply. A: breathing in B: breathing out C: vomiting D: swallowing

breathing rate 译成：

Sign(s) of respiratory arrest requiring artificial respiration is(are)（）. A: vomiting B: blue color and lack of breathing C: irregular breathing D: unconsciousne

r_____________ a. connected with breathing

心肺复苏（CPR）程序的C—A—B代表的具体内容是什么 A: 胸部按压（C，compression） B: 开放气道（A，airway） 人工呼吸（B，breathing） C: 开放气道（B，breathing） D: 人工呼吸（B，breathing）

They walked through the forest breathing the ________ of pines.

Relax ____ possible and keep breathing steadily

I spent hours simply wandering these back streets, looking for photo opportunities and inhaling the unmistakable scent of burning coal. A: enjoying B: breathing out C: breathing in D: touching

Deep breathing and relaxation techniques are beneficial_______ you.( )