某电灯的电阻r=50Ω,两端电压U=10V,如该电灯工作60s,则它消耗的电能W=()
参考答案:120J
人红细胞无线粒体但能携带氧,红细胞所需能量的来源主要是利用[ ]
A.葡萄糖,进行有氧呼吸
B.葡萄糖,进行无氧呼吸
C.乳酸,进行有氧呼吸
D.乳酸,进行无氧呼吸
A physician schedules an invasive procedure for a client with acquired immunodeficiency syndrome-related dementia. He lives with his male companion, who is present. His mother, who lives in another state, is also present. The nurse anticipates that the consent form should be signed by()
A. the companion.
B. the mother.
C. the client.
D. two physicians.