منابع مشابه
General anesthesia
As anyone who has looked at a petunia or a pansy can testify, plants generate flowers with characteristic numbers and patterns of organs. The floral organs are derived from a pool of stem cells called the floral meristem. In wild-type Arabidopsis thaliana flowers (shown at lower left) the meristem gives rise to four sepals that enclose the bud, four white petals, six pollen-bearing stamens and ...
متن کاملAnisocoria under general anesthesia with Propofol
Anisocoria during anesthesia is very rare, but may indicate life-threatening neurologic injuries and create tremendous condition. A 23-year-old male patient was anesthetized with fentanyl and propofol. Thirty minutes after inducing anesthesia, unilateral mydriasis was detected. The duration of surgery was shortened for prompt evaluation of the pupils. At the end of the operation neither vision ...
متن کاملMechanisms of general anesthesia.
Although general anesthetics are often said to be nonspecific agents, it is likely that they act at a much more restricted set of target sites than commonly believed. The traditional view has been that the primary targets are lipid portions of nerve membranes, but recent evidence shows that the effects on lipid bilayers of clinically relevant levels of anesthetics are very small. Effects on mos...
متن کاملAwareness during general anesthesia.
aThe surgeon then made an incision straight down into my stomach. I just started to scream inside my head and prayed that I would not die. I could hear my skin tearing and ripping, and it felt like someone took a blowtorch to my stomach. Then the surgeon cut across my stomach. As he was cutting across my stomach, it felt as i f someone took 500pound bowling balls and dropped them right below my...
متن کاملAwareness under general anesthesia.
General anesthesia aims to eliminate patients' awareness of excruciating pain during surgery. Nevertheless, rare occurrences of patient awareness continue because the problem is not yet completely preventable. One study puts the incidence of awareness at 0.18% for patients receiving muscle relaxants and at 0.10% for patients not given relaxant drugs. Awareness experiences frighten patients and ...
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ژورنال
عنوان ژورنال: JAMA
سال: 2011
ISSN: 0098-7484
DOI: 10.1001/jama.305.10.1050