属于完全性再生的是A．胃溃疡的修复 B．脑梗死的修复 C．肺空_爱下问搜题

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问题单项选择题

属于完全性再生的是

A．胃溃疡的修复

B．脑梗死的修复

C．肺空洞的修复

D．肝细胞灶状坏死的修复

答案

参考答案：D

解析：[考点] 再生，完全性再生[分析] 再生足指组织坏死形成缺损，周围正常的组织细胞增生修复的过程。分完全性再生和不完全性再生两类。完全性再生可恢复原有组织结构和功能。不完全性再生则常有较多的纤维组织增生，不同程度地影响原器官的结构和功能。胃溃疡的修复、脑梗死的修复、肺空洞的修复、心肌梗死灶的修复都是不完全性再生。肝细胞灶状坏死的修复属完全性再生，一般不影响肝脏功能。

完形填空

“It’s over! Thank goodness!” school was _  and I was tired. I   _at the front of the school bus.
Janie, the driver, tries to      the uncomfortable atmosphere(气氛,氛围) by striking the match of talks. I try to listen     , but usually I am too      thinking about my day. On this day, however, her talk was worth      .
“My father’s ill ,” she said to no one in particular(特别地). I could see worry in her      . I had never seen her like this before. She always meets students       a smile.
With a sudden change of interest, I asked, “ What’s wrong with him?”
With her eyes wet and her voice     , she answered, “Heart trouble.” Her eyes lowered as she continued. “I’ve already       my mum, so I don’t think I can stand losing him.” I couldn’t answer. My heart ached for her.
I sat on the      thinking of the great pain my own mother was thrown into when her father died. I saw how hard it was, and still is, for her. I wouldn’t want anyone to go through that. Suddenly I realized Janie wasn’t only a bus      , that was just her job. She had a whole world of family and cares      .
I suddenly       very selfish. I paid no attention to Janie because she was a bus driver. I had judged her by her job and brushed her off as unimportant.
I shouldn’t have been so selfish and self-centered.       people is an art.

B．agreeing with

D．listening to

B．Understanding

C．Getting to know

单项选择题

假设检验中，若P＞0.05，其正确解释是

A．如果H₀成立，抽得现有样本差别的概率不算小，故只能接受H₀

B．检验假设成立的可能性很小，属小概率事件

C．备择假设H₁成立的可能性P＞0.05，故应予以接受

D．在H₀成立的前提下，很可能出现两样本均数不等的情况

E．如果H₀成立，抽得现有样本差别的概率不算小，按现有检验水平应拒绝H₀