Monday, July 3, 2023
问题:基础代谢率随年增长逐渐降低,20岁以后保持恒定,老年阶段又降低。...
Sunday, July 30, 2023
问题:“极点”的产生是由于肌肉活动不能满足内脏器官活动的需要。...
Sunday, July 30, 2023
Sunday, September 11, 2022
问题:应激状态下肾上腺皮质大量分泌激素入血,加强身体的抵抗力。...
Sunday, September 11, 2022
问题:膜电位的产生是由于()而形成静息状态下的膜电位差。...
Sunday, September 11, 2022
Saturday, October 21, 2023
问题:经常进行比赛性训练,可以提高运动员对()的适应能力。A、非条件刺激B、无关刺激C、新异刺激...
Thursday, May 4, 2023
Saturday, September 10, 2022
问题:运动技能形成以后,兴奋与抑制在()中枢内有顺序地、有规律地、有严格时间间隔地交替发生。A、位觉B、运动C、本体感觉...
Sunday, August 6, 2023
Tuesday, February 7, 2023
问题:胰腺的消化酶分别由胰岛细胞分泌,然后经胰管进入十二脂肠,参与消化。...
Monday, September 25, 2023
Sunday, September 11, 2022
问题:神经纤维与肌纤维之间并无直接的原生质联系,引起肌肉收缩的神经冲动...
Saturday, September 10, 2022
Saturday, September 10, 2022
Friday, February 10, 2023
问题:正常眼观看()米以外物体时,物体发出的光线经折射后恰好聚集在视网...
Sunday, September 11, 2022
Tuesday, May 23, 2023
Sunday, August 27, 2023
问题:肾小管分泌的物质有()A、H+B、K+C、NH3D、肌酐E、尿酸...
Sunday, July 30, 2023