فیلترها/جستجو در نتایج    

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متن کامل


اطلاعات دوره: 
  • سال: 

    2021
  • دوره: 

    8
  • شماره: 

    1
  • صفحات: 

    70-76
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    263
  • دانلود: 

    0
چکیده: 

The Autonomous Sensory Meridian Response (ASMR) is a unique phenomenon to provoke a sense of relaxation that has been proposed for a few years. This phenomenon suggests acoustic-visual stimuli for cultivating a peaceful environment for the mind as well as a tingling sensation. Some studies suggest that this phenomenon is comparable with mindfulness; surprisingly, published articles in this regard are growing increasingly to examine how it happens scientifically. Some studies have been done on neuroimaging techniques, including functional Magnetic Resonance Imaging (fMRI), biological methods such as heart rate and skin conductance, and questionnaires to assess the impact of ASMR videos. In this paper, we intend to determine the effect of ASMR videos on EEG signals. The FFT absolute power analysis (Pre versus Post ASMR) revealed a declined delta band power generally. On the other hand, there are no significant changes in theta band power. The central region demonstrated a rise in alpha band power as well as a slight decrease in the occipital region. Moreover, such an increase was evident in post-ASMR in the beta1 (Sensorimotor wave (12-15 Hz)) band frequency, generally, especially in the frontal region. Besides, Gamma 1 has been increased in the central region, and Gamma 2 has also be increased in frontoparietal regions in both hemispheres. These results indicate the cognitive process as well as sensorimotor, tingling sensations features of ASMR.

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اطلاعات دوره: 
  • سال: 

    2021
  • دوره: 

    8
  • شماره: 

    2
  • صفحات: 

    99-105
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    109
  • دانلود: 

    0
چکیده: 

Context: Increase mindfulness can help the students in dealing and successfully finishing their studies. Therefore, it is warranted to know if Autonomous Sensory Meridian Response (ASMR) has an effect in the mindfulness of the nursing students. Aims: This study aimed to assess the immediate effects of ASMR stimulation on the mindful attention awareness of nursing students. Settings and Design: This is a quasi-experimental pre-and post-test design with two experimental groups (whispering and auditory triggers) and a comparison group (personal attention role play trigger). Materials and Methods: Fifty-four nursing students from the college of applied medical sciences were assigned into three groups: (a) the whispering group (n = 18), (b) the auditory group (n = 18), and (c) the personal attention group (n = 18). An adapted Mindful Attention Awareness Scale (MAAS) was used to assess the mindful attention awareness of nursing students. Statistical Analysis Used: Paired t-tests and ANOVA were employed to identify significant differences between pre-and post-test scores for each group. Results: Both MAAS posttest scores of the whispering sound (d = 0. 49) and auditory sound (d = 0. 48) acquired a significant Cohen’ s effect size value when compared to the personal attention triggers, suggesting a high practical significance. However, when the two experimental groups were compared, the effect size value was not significant (d = − 0. 02), established an equal effect on the mindful attention awareness of nursing students. Conclusion: ASMR is considered a promising intervention in the nursing education to improve students’ mindful attention awareness. Specifically, the whispering and auditory sounds are better than the personal attention trigger sounds in increasing the mindfulness attention awareness scores of the nursing students.

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نشریه: 

BioImpacts

اطلاعات دوره: 
  • سال: 

    2018
  • دوره: 

    8
  • شماره: 

    4
  • صفحات: 

    295-304
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    256
  • دانلود: 

    0
چکیده: 

Introduction: The “ Autonomous Sensory Meridian Response” (ASMR) is a neologism used to describe an internal sensation of deep relaxation and pleasant head tingling which is often stimulated by gentle sounds, light touch, and personal attention. Methods: An fMRI-based methodology was employed to examine the brain activation of subjects prescreened for ASMR-receptivity (n=10) as they watched ASMR videos and identified specific moments of relaxation and tingling. Results: Subjects who experienced ASMR showed significant activation in regions associated with both reward (NAcc) and emotional arousal (dACC and Insula/IFG). Brain activation during ASMR showed similarities to patterns previously observed in musical frisson as well as affiliative behaviors. Conclusion: This is the first study to measure the activation of various brain regions during ASMR and these results may help to reveal the mechanistic underpinnings of this sensation.

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نویسندگان: 

کریمی حسین

اطلاعات دوره: 
  • سال: 

    0
  • دوره: 

    13
  • شماره: 

    ضمیمه
  • صفحات: 

    0-0
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    2128
  • دانلود: 

    0
کلیدواژه: 
چکیده: 

انسان سالم اعمال حرکتی را با تصمیم گیری که نسبت به انجام آن حرکت می گیرد، انجام می دهد.در کودکان دچار ضایعه مغزی آموز ش حرکت و ساده سازی آن بسیار پراهمیت می باشد. هر حرکتی شامل چهار مرحله ذیل است: 1.  Motivation، 2. ideation، 3.  Programming ، 4. Execution   در کودکان معلول با کمک توانبخشی شرایط حرکت را تسهیل و بعد از بدست آوردن اعمال حرکتی آن عضو با دادن انگیزه در حرکت آن دو فاکتور دیگر را مورد استفاده قرار میدهیم. زمانی میتوانیم حرکتی را کامل بنماییم که کلیه مراحل فوق در انجام حرکت مستتر باشد. در کودکان دارای اختلال حرکتی تحریکاتی به کودک داده می شود  که اجرای حرکت را  تسهیل مینماییم و آن را Sensory stimulation  می نامند. تحریکات حسی به دو دسته زیر تفکیک میشود: 1- تحریکات دقیق به نام حسهای عمقی که از مسیرها خاص خود به مغز هدایت میشود. 2- حس های سطحی همانطور که جدول کندل آمده است هر رسپتور حسی با مدالیته  خاص مورد نظر قابل تحریک است. ابتدا این رسپتورها را برای فرستادن سیگنال به مغز آماده مینمایم تا مغز در موقع تصمیم حرکت از امکانات رسپتور محیطی استفاده لازم را بنماید.این عمل را اصطلاحاSensory integration  میگویند. در نظر گرفتن شمای چگونگی فرستادن پیامهای حسی به مغز و آماده سازی سیستم c.n.s برای اندام مشاهده میشود که تا  موقعی که (اعصاب محیطی) آماده فرستادن سیگنال به مغز نباشند مغز نمی تواند حرکت را به اجرا درآورد. به همین دلیل کلیه approach های توانبخشی همگی درانجام Sensory integration متفق القول هستند ولی مقدار تاکید آنها متفاوت است.بنابراین اگر در توانبخشی تمرینات مختلف (چه تمرین حس سطحی چه انجام پوزیشن های حرکتی) به بیمار داده میشود در اصل به منظور آماده سازی رسپتورها و مسیرهای حسی به مغز می باشد. و در کودک معلول مقصود از توانبخشی ما بیشتر  Sensory stimulation می باشد چون هنوز کودک قادر به اجرای درست حرکت نیست. بعد از این آماده سازی به منظور خاصی اعمال حرکتی انجام خواهد گرفت و چون کلیه حسها قبل از اینکه به مناطق فوقانی برود و استفاده های متنوعی از سیگنالهای مغزی در ساقه مغز و مخچه بشود ابتدا در نخاع integration  آن صورت میپذیرد و در اعمال فوری حرکتی دخالت می نماید بهمین سبب اصطلاحا این اعمال را Sensory integration  میگویند.در کودک در حال نمو حتی stimulationهای حسی در تغییر d.q کودک موثر بوده و خود فاکتور بالا برنده هوش میباشد در مواردی تحریکات حسی باعث فرایند cognition در مغز می شود و به آن Sensory interpretation  بگوییم. در نتیجه تمام اعمال حرکتی که که برای تسهیل حرکت در کودکان ناتوان انجام می پذیرد به نوعی  Sensory stimulation می باشد که وقتی می خواهیم آن اعمال به صورت حرکت انجام شود به Sensory integration   تبدیل میشود.  

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اطلاعات دوره: 
  • سال: 

    2023
  • دوره: 

    10
  • شماره: 

    4
  • صفحات: 

    459-464
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    35
  • دانلود: 

    0
چکیده: 

Purpose: Autonomous Sensory Meridian Response is a novel phenomenon that is very popular these days on Youtube and Reddit to its anti-anxiety effects. As the name suggests, ASMR is a relaxing warm sensation that begins on the scalp and spreads throughout the body. This technique is also known as "brain massage, " and it relies on soothing sights and sounds, like whispers and slow movements. Investigating these videos is primarily motivated by the desire to determine their scientific origins, which can be derived from a variety of approaches. Materials and Methods: In this paper, we intended to examine the physiological changes such as Heart Rate (HR) as well as Galvanic Skin Conductance (GSC) levels before and after watching a single session ASMR video. Results: The dependent t-test statistical analysis by SPSS results with P-value <=0. 01 indicated that after a single session of ASMR watching, the heart rate decreased significantly comparing the baseline data. In addition, the skin conductance was slightly reduced as well, but not significantly. Conclusion: These physiological findings prove that ASMR could be an affordable, portable, and immediate anxiety relief for those struggling with anxiety-based disorders, especially for patients who do not respond well to medication or seek alternatives to anti-anxiety medications due to the wide range of side effects or would like to try it for better results along with the prescribed drugs.

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نویسندگان: 

WANG G.J. | AYATI M.H.

اطلاعات دوره: 
  • سال: 

    2010
  • دوره: 

    3
  • شماره: 

    1
  • صفحات: 

    1-9
تعامل: 
  • استنادات: 

    1
  • بازدید: 

    113
  • دانلود: 

    0
کلیدواژه: 
چکیده: 

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مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources
اطلاعات دوره: 
  • سال: 

    2011
  • دوره: 

    2
  • شماره: 

    3
  • صفحات: 

    89-97
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    469
  • دانلود: 

    0
چکیده: 

Introduction: This study seeks to discuss the light wave transport characteristics variation along the pericardium Meridian under different pressures.Methods: We selected 36 healthy students at the school for this study, tied up the desktop blood pressure cuff onto subjects’right proximal arms, fixed the detection probe immovably on the Neiguan (PC6) acupoint and the reference point which was 1cm off the PC6, and collected the light signal along the Meridian and non-Meridian when the laser irradiate Jianshi (PC5), Ximen (PC4) and the corresponding reference points respectively under pressure of 0, 100, 130 and 160.Results: The differences in optical transport properties between Meridian and nonMeridian were significant: under the same pressures (0s, 100s, 130s, and 160mmHg), the relative attenuation rate of optical signal at the same distance between Meridian and non-Meridian were significant (p<0.001), the optical signal attenuates slower when it transported along Meridians, however, there is no significant difference for the relative attenuation rate of optical signal along Meridian or non-Meridian under different pressures (p>0.05). Under four different pressure situations, the optical signal at acupoint (PC5) and non-acupoint (NP) along the Meridian were significantly different with the corresponding reference points along the non-Meridian (P<0.001), the optical signal on the Meridian is stronger than the non-Meridian one, the optical signals are strikingly different at acupoints, non-acupoints, and reference points between and 100, 130, and 160mmHg pressures (P £0.001), however, no difference was found between 100, 130, and 160mmHg pressures.Conclusion: The optical signal on the Meridian is stronger than the non-Meridian.The optical signal attenuates slower when it transported along Meridians. The human Meridians may be the good pathway for light waves with certain wavelengths. That is to say light waves with certain wavelengths can transport and be blocked along Meridian direction, when it irritates the Meridians, or acupoints after excluding the influence of human anatomy structure, which verified again the objective existence of Meridians transporting and the possibility of blocking from the optical view.

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اطلاعات دوره: 
  • سال: 

    2021
  • دوره: 

    33
  • شماره: 

    4
  • صفحات: 

    400-407
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    40
  • دانلود: 

    0
چکیده: 

Purpose: To evaluate the effect of opposite clear corneal incisions (OCCI) with 4 mm incisions on the steep Meridian on postoperative astigmatism. Methods: This study was performed on 64 eyes of 55 patients with keratometric astigmatism of ≥,1 diopter (D) undergoing phacoemulsification. Patients were divided into two groups, with‑, the‑, rule (WTR) astigmatism and against‑, the‑, rule (ATR) astigmatism. Initial incisions in the WTR group were performed on the temporal side with 3. 2 mm keratome and paired stab incisions were performed on the steep Meridian. At the end of the surgery, stab incisions were enlarged to 4 mm. Follow‑, up visits were scheduled at 1, 3, 6, and 12 months postoperatively, which included refraction and keratometry. Results: It was found that the mean preoperative keratometric astigmatism was 2. 06 ±,0. 86 D. The postoperative mean keratometric astigmatism was 1. 3 ±,0. 7 D after 1 month and 1. 2 ±,0. 7 D after 12 months. The mean astigmatism correction between the preoperative measure and that taken at 1 month was statistically significant (P = 0. 001), but there was no significant change in the severity of astigmatism afterward. The mean surgically‑, induced astigmatism was found to be 1. 99 ±,0. 9 D. The 12‑, month changes of mean absolute astigmatism were: 1. 06 ±,0. 7 D in the WTR group, and 0. 53 ±,0. 7 D in the ATR group. The difference between the two groups was statistically significant (P = 0. 02). Conclusion: Based on our findings, we posit that paired OCCI on the steep axis, using 4 mm incisions is an effective technique to correct preoperative astigmatism.

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اطلاعات دوره: 
  • سال: 

    2020
  • دوره: 

    11
  • شماره: 

    1
  • صفحات: 

    124-138
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    97
  • دانلود: 

    0
چکیده: 

McCarthy scholarship has predominantly tended to stress the writer’ s revisionism with regard to his rendering of the myth of the American West in Blood Meridian (1985). McCarthy’ s novel has been mainly hailed as a critique of the violence of manifest destiny. This study aims to delineate aspects of McCarthy’ s narrative which resist the predominant view of him as a revisionist. In this regard, it addresses the writer’ s representation of manifest destiny and American identity in this narrative. It is argued that McCarthy’ s narrative essentially problematizes historiographic representation of the myth of the West not only by denying a valid access to history, but also by calling into doubt the truth claims of such a representation. Furthermore, the writer’ s visions of violence and evil as universal entities undermine the predominant view of him as a revisionist. Finally, a critical reading of McCarthy’ s rendering of American identity vis-à-vis Native American identity underscores the marginalization and denigration of Native Americans in the text.

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اطلاعات دوره: 
  • سال: 

    1398
  • دوره: 

    11
  • شماره: 

    3
  • صفحات: 

    143-155
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    599
  • دانلود: 

    196
چکیده: 

هدف از این پژوهش، بررسی تأثیر متفاوت اجرای تمرین هوازی کوتاه مدت در محیط خشکی و آبی بر مکانیسم های کنترل کنندة فشار خون است. 30 مرد جوان سالم به عنوان آزمودنی های پژوهش انتخاب شدند. سپس تمامی آزمودنی ها به طور تصادفی در گروه های پژوهش (گروه کنترل؛ میانگین ± انحراف معیار، سن 39/1± 8/26سال؛ گروه تمرین هوازی در محیط خشکی؛ 85/1± 9/25 سال و گروه تمرین هوازی در محیط آبی؛ 71/1± 4/ 26سال) تقسیم شدند. گروه های مداخله در فعالیت ورزشی هوازی در خشکی و آب با شدت تقریبی 70 درصد ضربان قلب ذخیره به مدت 3 هفته با جلسات متوالی روزانه شرکت کردند. در دورة پیش آزمون و بعد از مداخلة تمرینی، تمامی پارامترهای تغییرپذیری ضربان قلب، فشار خون و الکترولیت های پلاسما اندازه گیری شد. به منظور مقایسة تفاوت ها در مراحل پژوهش، از تحلیل واریانس یکراهه استفاده شد. نتایج نشان داد که در مقایسه با گروه کنترل، تمرین هوازی در محیط خشکی سبب تفاوت معنا دار در شاخص های تغییرپذیری ضربان قلب (01/0=P) و تفاوت غیرمعنا دار در شاخص های الکترولیت های پلاسمایی و فشار خون می شود (05/0≤ P). ولی تمرین هوازی در محیط آبی در هیچ یک از شاخص های تغییرپذیری ضربان قلب، الکترولیت های پلاسمایی و فشار خون تفاوت معنا داری نشان نداد (05/0≤ P). به طور کلی نتیجه گیری می شود که اجرای فعالیت ورزشی هوازی در محیط خشکی احتمالاً از مسیر کنترل عصبی سبب اثرگذاری بر سطوح فشار خون می شود. با وجود این کنترل اندک سطوح فشار خون متعاقب تمرین هوازی در محیط آبی را نمی توان به تغییرات عصبی و الکترولیت های پلاسمایی نسبت داد و احتمالاً فاکتورهای اثرگذار دیگری در این زمینه وجود دارند که به بررسی های بیشتری نیاز دارند.

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