نتایج جستجو برای: temperature changes

تعداد نتایج: 1279247  

Journal: :Physiology & behavior 2017
Hannes A Schraft Rulon W Clark

Predator presence causes acute stress in mammals. A prey animal's stress response increases its chance of survival during life-threatening situations through adaptive changes in behavior and physiology. Some components of the physiological stress response can lead to changes in body surface temperatures. Body temperature changes in prey could provide information about prey state to predators th...

Journal: :The Journal of General Physiology 2003
M. Kleiber J. E. Dougherty

1. An optimum of environmental temperature is to be expected for the utilization of food energy in warm blooded animals if their food intake is determined by their appetite. 2. Baby chicks were kept in groups of five chicks in a climatic cabinet at environmental temperatures of 21 degrees , 27 degrees , 32 degrees , 38 degrees , and 40 degrees C. during the period of 6 to 15 days of age. The in...

Journal: :American journal of physiology. Regulatory, integrative and comparative physiology 2004
Andrea L Haltiner Tiffany D Mitchell Ruth B S Harris

Mice adapted to a high-fat diet are reported to be leptin resistant; however, we previously reported that mice fed a high-fat (HF) diet and housed at 23 degrees C remained sensitive to peripheral leptin and specifically lost body fat. This study tested whether leptin action was impaired by a combination of elevated environmental temperature and a HF diet. Male C57BL/6 mice were adapted to low-f...

Journal: :Journal of nursing scholarship : an official publication of Sigma Theta Tau International Honor Society of Nursing 2000
K B Colling

PURPOSE To construct a taxonomy of passive behaviors for understanding people with Alzheimer's disease. Passive behaviors are those associated with decreased motor movements, decreasing interactions with the environment, and feelings of apathy and listlessness. Little is known about behaviors associated with passivity, and these behaviors have not been categorized. ORGANIZING CONSTRUCT Taxono...

Journal: :Journal of population therapeutics and clinical pharmacology = Journal de la therapeutique des populations et de la pharamcologie clinique 2017
Pendar Farahani

BACKGROUND Use of SGLT-2 receptor inhibitors has been associated with weight loss and a low rate of hypoglycemia in comparison to sulfonylureas. These factors may improve health-related quality of life for patients with diabetes. OBJECTIVES To systematically explore randomized controlled trials (RCTs) involving SGLT-2 receptor inhibitors that reported health-related quality of life changes. ...

Journal: :Journal of the South African Veterinary Association 2008
L C R Meyer R S Hetem L G Fick A Matthee D Mitchell A Fuller

Thermometric data loggers were surgically implanted in 15 impala (Aepyceros melampus) to investigate the consequences of chemical capture. Impala were darted and chemically immobilised for 30 min with each of the following drug combinations: etorphine and azaperone; etorphine and medetomidine; thiafentanil and azaperone, and a thiafentanil medetomidine combination. During immobilisation, pulse ...

Journal: :Physiological and biochemical zoology : PBZ 2012
Ryan Pannorfi Barry M Zee Itzick Vatnick Nancy Berner Sara M Hiebert

Heterothermic rodents increase self-selection of diets rich in polyunsaturated fatty acids (PUFAs) when exposed to cold, short days, or short-day melatonin profiles, and Djungarian hamsters (Phodopus sungorus) do so in long days in response to cold exposure alone. To determine whether Djungarian hamsters are also capable of selecting a thermal environment in response to dietary lipid compositio...

A Azizi, AR Mirzaei, N Gutknecht, N Moezzi ghadim, S Chaychi salmas, S Shahbazi, SH lawaf,

Background and Aim: Diode laser is a great choice for soft tissue surgery. The diode laser is partially absorbed by hard dental tissues, making it safe for soft tissue surgery. This study aimed to compare the tissue thermal changes induced by three types of diode lasers at 810, 940, and 980nm wavelengths. Materials and Methods: In this in-vitro experimental study, using a diode laser device (c...

حبیب نژاد روشن, محمود, سلیمانی, کریم , پیرنیا, عبدالله,

  In this research, an investigation on the changes of two major climatic parameters i.e., temperature and precipitation is done in the Mazandaran Province and west of Golestan Province with emphasi s on part of coastal line of Caspian Sea and its comparison with changes of these two parameters in scales of northern hemisphere and global. For this purpose, the time series of annual precipitatio...

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