单项选择题 A seaman is reported missing in the morning and was last seen after coming off the mid-watch. Which type of turn would you use to return to the trackline steamed during the night?（）

单项选择题 A seaman has a small，gaping laceration of the arm that is not bleeding excessively. What can be done as an alternative to suturing to close the wound?（）

单项选择题 A rescuer can most easily determine whether or not an adult victim has a pulse by checking the pulse at the（）.