pica

简明释义

英[ˈpaɪkə]美[ˈpaɪkə]

n. 异食癖；十二点活字

n. （Pica）人名；（西、意、葡、罗）皮卡；（捷）皮察

复 数 p i c a s

英英释义

单词用法

同义词

反义词

例句

1.Objective to study the microsurgical anatomy of the posterior inferior cerebellar artery (PICA).

目的研究小脑后下动脉(PICA)的显微解剖结构。

2.Some women believe that pica is normal, or are encouraged to eat substances like clay by well-meaning friends and family members.

一些妇女认为，“异食癖”是很正常的，或者受好心的朋友和家庭成员的劝告吃一些粘土。

3.Good LC alignment was achieved by exposing a long_wave linearly polarized ultraviolet (LPUV) light to the PICA film.

用长波线性偏振紫外光(LPUV)照射pica薄膜，能得到很好的液晶取向。

4.In the diet, it is necessary to give children pica eating fish, shrimp, lean meat, such as high-protein food and the hard shell of zinc, iron-rich food.

在饮食上，要多给异食癖的孩子吃鱼、虾、瘦肉等高蛋白的食物及有硬壳的含锌、铁丰富的食物。

5.Objective To investigate the microsurgical treatment of aneurysms of the posterior inferior cerebellar artery(PICA).

目的探讨小脑后下动脉瘤（PICA）的显微外科治疗方法。

6.PICA, which provided services in Europe, was acquired by OCLC, with full ownership completed July 3, 2007.

OCLC还收购了在欧洲提供服务的PICA，在2007年8月3日完全获得其所有权。

7.Could drinking blood be a form of pica, a medical disorder in which people feel compelled to eat non-food items like dirt or paper?

饮血是否为异食症pica患此病症的人会无法自控的去吃一些非食物类的东西，比如灰尘或纸张的一种表现？

8.According to doctors, the toxic compulsion is a rare medical condition, PICA, which causes an appetite for substances that are largely non-nutritive.

医生称她患上了一种罕见的异食癖，主要症状是对那些非营养性的物质有胃口。

9.Russ Flegal, an environmental toxicologist at the University of California, says the pica theory is "unsubstantiated at best".

加州大学环境毒理学家RussFlegal称，“异食癖理论充其量也只是个未经证明的假设。”

10.Doctors often see cases of pica in children with developmental disorders.

医生常常在有发展障碍的儿童中看到异食癖的案例。

11.She had a craving for dirt, which is a common symptom of pica.

她对泥土有一种渴望，这是一种常见的异食癖症状。

12.The child was diagnosed with pica, a condition where he ate non-food items.

这个孩子被诊断为异食癖，一种他吃非食品物品的状况。

13.In some cultures, eating clay is considered normal, but in others it may indicate pica.

在一些文化中，吃泥土被认为是正常的，但在其他文化中，这可能表明有异食癖。

14.Treatment for pica usually involves behavioral therapy.

治疗异食癖通常涉及行为疗法。

作文

Pica is a fascinating term that refers to an eating disorder characterized by the persistent consumption of non-nutritive substances. This condition can manifest in various forms, with individuals consuming items such as dirt, chalk, paper, or even hair. The origins of the word 'pica' come from the Latin term for the magpie, a bird known for its indiscriminate eating habits. In this essay, I will explore the psychological and physiological aspects of pica, its potential causes, and the implications it has on individuals who experience this disorder.The psychological components of pica are complex and multifaceted. Many researchers believe that the disorder may be linked to underlying mental health issues, such as obsessive-compulsive disorder (OCD), autism spectrum disorders, or developmental delays. For some individuals, the act of consuming non-food items may provide a sense of comfort or relief from anxiety. It can also be a coping mechanism in response to stress or trauma. Understanding these psychological factors is crucial for developing effective treatment plans for those affected by pica.From a physiological standpoint, pica can lead to serious health complications. Consuming non-nutritive substances can result in gastrointestinal blockages, poisoning, or infections. For instance, ingesting dirt may expose individuals to harmful bacteria or parasites, while eating paint chips can lead to lead poisoning. Therefore, it is essential for healthcare providers to recognize the signs of pica and intervene promptly to prevent potential health risks.The causes of pica can vary significantly among individuals. In some cases, nutritional deficiencies, particularly iron or zinc deficiency, have been linked to the onset of this disorder. Pregnant women, for example, may experience cravings for non-food items due to changes in their body’s nutrient requirements. Additionally, cultural factors can play a role in the prevalence of pica. In certain cultures, the consumption of specific non-food items may be viewed as acceptable or even beneficial, further complicating the understanding of this disorder.Addressing pica requires a comprehensive approach that includes medical evaluation, psychological support, and nutritional counseling. Treatment may involve therapy to address underlying mental health issues, as well as education about healthy eating habits. In some instances, medication may be prescribed to help manage symptoms associated with pica. Family support and understanding are also vital components of recovery, as loved ones can provide the necessary encouragement and motivation for individuals to seek help.In conclusion, pica is a complex eating disorder that poses significant challenges for those who experience it. By understanding the psychological and physiological aspects of pica, as well as its potential causes, we can better support individuals in their journey toward recovery. Awareness and education are key to reducing the stigma surrounding this disorder and encouraging those affected to seek the help they need. As we continue to learn more about pica, it is our responsibility to foster an environment of compassion and understanding for those living with this condition.

Pica是一个有趣的术语，指的是一种饮食失调，特征是持续消费非营养性物质。这种情况可以以多种形式表现出来，个体可能会消费泥土、粉笔、纸张甚至头发。这个词的起源来自拉丁语，意为喜鹊，这是一种以杂食著称的鸟。在这篇文章中，我将探讨pica的心理和生理方面，它的潜在原因，以及它对经历这种疾病的个体的影响。pica的心理成分复杂而多面。许多研究人员认为，这种疾病可能与潜在的心理健康问题有关，如强迫症（OCD）、自闭症谱系障碍或发育迟缓。对于一些个体来说，消费非食品物品的行为可能提供了一种舒适感或缓解焦虑的方式。这也可能是应对压力或创伤的一种应对机制。理解这些心理因素对制定有效的治疗计划至关重要。从生理的角度来看，pica可能导致严重的健康并发症。消费非营养性物质可能导致胃肠道阻塞、中毒或感染。例如，摄入泥土可能使个体暴露于有害细菌或寄生虫，而食用油漆屑可能导致铅中毒。因此，医疗保健提供者识别pica的迹象并及时干预，以防止潜在的健康风险至关重要。pica的原因在个体之间可能有显著差异。在某些情况下，营养缺乏，特别是铁或锌缺乏，已被与该疾病的发生联系起来。例如，孕妇可能因身体营养需求的变化而产生对非食品物品的渴望。此外，文化因素在pica的流行中也可能发挥作用。在某些文化中，消费特定的非食品物品可能被视为可接受甚至有益的，这进一步复杂化了对这种疾病的理解。解决pica需要一种综合的方法，包括医学评估、心理支持和营养咨询。治疗可能涉及心理治疗，以解决潜在的心理健康问题，以及关于健康饮食习惯的教育。在某些情况下，可能会开处方药物来帮助管理与pica相关的症状。家庭支持和理解也是康复的重要组成部分，因为亲人可以为个体提供必要的鼓励和动力，促使他们寻求帮助。总之，pica是一种复杂的饮食失调，对经历这种情况的人构成了重大挑战。通过理解pica的心理和生理方面，以及其潜在原因，我们可以更好地支持个体走向康复。意识和教育是减少围绕这一疾病的污名化的关键，并鼓励受影响的人寻求他们所需的帮助。随着我们对pica了解的不断深入，我们有责任为那些生活在这种状况下的人营造一种同情和理解的环境。