生精细胞中发生减数分裂的是 和。
参考答案:初级精母细胞,次级精母细胞
You don’t need to be ______ Bill Gates to be successful. As long as you can help someone and inspire him to make a difference, you are ____ success.
A.the, the
B.a, a
C.a, 不填
D.不填, a
患者女性,35岁,主诉腹胀,4天未排便,触诊腹部较硬且紧张,可触及包块,肛诊可触及粪块。
为该患者提供的最主要的护理措施是
A.清洁灌肠
B.保留灌肠
C.调整排便姿势
D.腹部环行按摩
E.大量不保留灌肠