肺泡通气量 alveolar ventilationThe amount of air reaching the alveoli per minute, at rest it generally amounts to D.BL/min.
问答题Compensatory pause:
问答题Central venous pressure:
问答题Cardiac index:
问答题Facilitated diffusion:
问答题Blood group:
问答题Action potential:
问答题Negative feedback:
单项选择题房室延搁的生理意义()
A.使P波增宽 B.使QRS波增宽 C.使心室肌有效不应期延长 D.使心室肌不会产生强直收缩 E.使心房、心室不会产生收缩重叠
单项选择题激活胃蛋白酶原的物质是()
A.肠激酶B.盐酸C.组织液D.胃泌素E.胰泌素
单项选择题人体最重要的消化液是()
A.唾液 B.胃液 C.胆汁 D.胰液 E.小肠液