脊肋角是指背部两侧第12肋骨与脊柱的交角，为肾叩诊位置。
参考答案：对
1％的交换值为相当于（）cM。
A rescuer can most easily determine whether or not an adult victim has a pulse by checking the pulse at the（）.
A.carotid artery in the neck
B.femoral artery in the groin
C.brachial artery in the arm
D.radial artery in the wrist
