Nachal Annamalai

Nachal Annamalai
Chennai Medical College Hospital and Research Centre · Department of Physiology

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20
Publications
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Skills and Expertise

Publications

Publications (20)
Article
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Keywords:Assessment, Closed Book Tests, Open Book Tests, Cognition, Medical Students In India, the most of the medical institutions are followed closed book examination (CBE) is continued which is more focus on cramming and memorization of facts. Open-book examination (OBE) are offering access thought provoking and problem solving ability. Therefor...
Conference Paper
Full-text available
AIM: In India, the most of the medical institutions are followed closed book examination (CBE) assessment method for first year medical students. Similar examination pattern is continued for past two decades which is more focus on cramming and memorization of facts rather than thought provoking and problem solving ability. Open-book tests are offer...
Conference Paper
Full-text available
Nowadays strenuous exercises are attempted by obese persons to reduce their body weight. But there is evidence of enhanced sympathetic activity in obesity and afferent feedback mechanisms that result in appropriate autonomic responses following exercise are impaired in obesity resulting in incomplete physical recovery which can adversely affect the...
Article
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Context: Various alternative methods are being used in many medical colleges to reinforce didactic lectures in physiology. Small group teaching can take on a variety of different tasks such as problem-solving, role play, discussions, brainstorming, and debate. Research has demonstrated that group discussion promotes greater synthesis and retention...
Conference Paper
OBJECTIVE: Insufficient and poor sleep qualities results in behavioral dysregulation and affect the prefrontal cortex (e.g., attention, working memory, and other executive functions).In view of this, the present study was planned to correlate the Pittsburgh Sleep Quality Index (PSQI) with Neuro cognitive performance among undergraduate medical stu...
Article
Full-text available
Prolonged QTc interval has been associated with an increased risk of sudden death in congenital Long QT syndrome and increased risk of cardiovascular and all-cause mortality in broad range of clinical population as well as healthy subjects in population based studies. Medical records of 82 patients who visited Sri R.L. Jallapa hospital during the p...
Article
Full-text available
Introduction: Bimanual hand coordination is very important in carrying out day to day activities like buttoning the shirt, driving, picking up objects. It depends on various factors like age, gender, education, intactness of central and peripheral nervous system, Occupation and lifestyle. Aim: The aim of the study was to compare the efficiency of b...
Article
Introduction: To perform day to day activities we need symmetric or asymmetric and coordinated actions by both the hands .These day to day activities can be anything from brushing your teeth, tying our shoe laces, driving, computer usage etc. Driving is an everyday example for this bimanual task which once learnt will be performed effortlessly in n...
Article
The objectives of the present study were to (i) estimate noise levels at major traffic junctions in Bengaluru City, and (ii) assess the knowledge, attitude and practices of traffic policemen deputed at those junctions towards the auditory effects caused by noise pollution. The present questionnaire based study was carried among 60 traffic policemen...
Article
Full-text available
There are conflicting reports in the literature regarding the association of Helicobacter pylori with cardiovascular diseases like hypertension. However there is a paucity of literature from the Indian subcontinent on the relationship between Helicobacter pylori and the heart, coronary artery disease and hypertension. This study aims to evaluate th...
Article
Diabetes Mellitus (DM) has detrimental effects on the various organs of our body includ-ing peripheral nervous system, which are widely accepted. However, not much research is done on understanding the central nervous system (CNS) abnormalities in DM. Visual evoked potential (VEP) is a non-invasive neurophysiological examination that detects early...
Article
Full-text available
Introduction: Yoga is a science which has been practised in India from over thousands of years. Besides its spiritual achievements, the practice of yoga is accompanied by a number of beneficial physiological effects in the body. Pranayama is an art of controlling the life force of breath. It produces many systemic psycho-physical effects in the bod...
Data
The present study aims to determine the relation between handedness and ocular dominance in healthy young adults. The study included 100 healthy subjects of age group 18 to 25 years. By questionnaire method hand preference and eye preference was determined, and then ocular dominance was confirmed by Miles test. By questionnaire method, 97% were rig...
Data
Full-text available
The present study aims to determine the relation between handedness and ocular dominance in healthy young adults. The study included 100 healthy subjects of age group 18 to 25 years. By questionnaire method hand preference and eye preference was determined, and then ocular dominance was confirmed by Miles test. By questionnaire method, 97% were rig...
Data
Intravenous cannulation is the most frequently used procedures in the wards, casualty and in preoperative preparation. It is a very painful and stressful procedure, thus emotions may become exaggerated at times, triggering vasovagal reaction. Patient's anxiety and fears concerning needles are real and may even prevent them from seeking health care....
Article
Full-text available
Earlier diabetes mellitus (DM) was thought to be a disease of carbohydrate metabolism. Looking at the effects of insulin deficiency on carbohydrate and lipid metabolism, diabetes mellitus is now being called more a disease of lipid metabolism than carbohydrate metabolism. A cross-sectional study was conducted during March 2005 to March 2006 to stud...
Article
Background: Various tests like Echocardiogram, Nuclear scan, Electron-beam computed tomography, Coronary angiography, and magnetic resonance angiography are available for diagnosis of ischemic heart disease (IHD). But most of these are expensive, invasive and cannot be afforded in developing countries. An attempt was made to study sensitivity, spec...

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