B. Move finger smoothly toward nasal bridge; watch for pupil constriction and convergence.
B. Move finger smoothly toward nasal bridge; watch for pupil constriction and convergence.
手指平稳地向鼻柱移动，观察瞳孔收缩会聚情况。
B. Move finger smoothly toward nasal bridge; watch for pupil constriction and convergence.
手指平稳地向鼻柱移动，观察瞳孔收缩会聚情况。