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Full-Text Articles in Life Sciences

Vocal Expression Of Emotions In Mammals: Mechanisms Of Production And Evidence, Elodie Briefer Apr 2019

Vocal Expression Of Emotions In Mammals: Mechanisms Of Production And Evidence, Elodie Briefer

Elodie Briefer, PhD

Emotions play a crucial role in an animal’s life because they facilitate responses to external or internal events of significance for the organism. In social species, one of the main functions of emotional expression is to regulate social interactions. There has recently been a surge of interest in animal emotions in several disciplines, ranging from neuroscience to evolutionary zoology. Because measurements of subjective emotional experiences are not possible in animals, researchers use neurophysiological, behavioural and cognitive indicators. However, good indicators, particularly of positive emotions, are still lacking. Vocalizations are linked to the inner state of the caller. The emotional state …


A Cross-Training Program Does Not Alter Self-Reported Physical Activity Levels In Elementary School Children, Melody L. White, Matthew S. Renfrow, Richard S. Farley, Dana K. Fuller, Brandi M. Eveland-Sayers, Jennifer L. Caputo Feb 2019

A Cross-Training Program Does Not Alter Self-Reported Physical Activity Levels In Elementary School Children, Melody L. White, Matthew S. Renfrow, Richard S. Farley, Dana K. Fuller, Brandi M. Eveland-Sayers, Jennifer L. Caputo

Brandi M. Eveland-Sayers

International Journal of Exercise Science 11(5): 308-318, 2018. The purpose of the study was to examine the effects of a school-based cross-training program on body mass index (BMI), attitudes toward physical activity (ATPA), and physical activity (PA) levels of children in the 4th and 5th grades. Children (N = 118) were divided into control (n = 60) and experimental (n = 58) groups based on class availability. While the control group continued academic classes as usual, the experimental group participated in cross-training involving resistance training (RT), calisthenics, and stretching twice a week for 10 weeks. …


Reportinfluence Of Emotional States On Inhibitory Gating: Animal Models To Clinical Neurophysiology, Howard Cromwell Dec 2013

Reportinfluence Of Emotional States On Inhibitory Gating: Animal Models To Clinical Neurophysiology, Howard Cromwell

Howard Casey Cromwell

tIntegrating research efforts using a cross-domain approach could redefine traditional constructs used inbehavioral and clinical neuroscience by demonstrating that behavior and mental processes arise not fromfunctional isolation but from integration. Our research group has been examining the interface betweencognitive and emotional processes by studying inhibitory gating. Inhibitory gating can be measured viachanges in behavior or neural signal processing. Sensorimotor gating of the startle response is a well-usedmeasure. To study how emotion and cognition interact during startle modulation in the animal model,we examined ultrasonic vocalization (USV) emissions during acoustic startle and prepulse inhibition. Wefound high rates of USV emission during the …


Motivation, Psychological Distress And Exercise Adherence Following Myocardial Infarction, Angela Ljubic, Frank P. Deane, Robert Zecchin, Richard Denniss Aug 2012

Motivation, Psychological Distress And Exercise Adherence Following Myocardial Infarction, Angela Ljubic, Frank P. Deane, Robert Zecchin, Richard Denniss

Frank Deane

Fifty patients with myocardial infarction were recruited from a hospital based Cardiac Education and Assessment Program (CEAP) in Sydney, Australia. The Exercise Motivation Inventory-2 (EMI-2) and the Depression, Anxiety and Stress Scale (DASS) were administered prior to commencement in the program and re-administered by telephone interview at 5-month followup. Four exercise adherence measures were completed: attendance, exercise stress test, self-report ratings and a 7-day activity recall interview. There was a 46% adherence rate for MI patients during the hospital based CEAP. Of those individuals who completed CEAP, 91% obtained functional improvement on the exercise stress test. For the 38 patients …


Physician Assessment Of Patient Motivation: Influence On Disposition For Follow-Up Care, R Mcartor, Donald Iverson, D Benken, Valerie Gilchrist, L Dennis, R Broome Jun 2012

Physician Assessment Of Patient Motivation: Influence On Disposition For Follow-Up Care, R Mcartor, Donald Iverson, D Benken, Valerie Gilchrist, L Dennis, R Broome

Don C. Iverson

This study of 3,318 outpatient visits evaluated the influence of the physician-assessed level of patient motivation on the level of physician involvement in follow-up care. Data collected included patient demographics, health risk factors, physician-assessed level of patient motivation, and the disposition for follow-up care (return office visit or self-care). Physicians more frequently scheduled patients for a return office visit, regardless of assessed level of patient motivation, when they presented with a traditional biomedical problem. Patients with health promotion-disease prevention problems were more frequently relegated to self-care; patients physicians judged to be poorly motivated were four times as likely to be …