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Stimulus in Biological Dictionary

Habituation

... response and behavioral response to a stimulus after repeated exposure to that stimulus over a duration of time. habituation n. The ... stimuli may occur at the level of the brain; the stimulus ... Habituation is a decrease in the ...

Reflex arc

... the direction and the stages of the nerve ... The Reflex Arc . How a stimulus Elicits a Response. A. Knee-Jerk ... called a simple reflex arc . ... Nervous System ... In a simple reflex arc , such as the knee jerk, a stimulus is detected by a ... A reflex arc is the neural pathway that ...

Extinction

... of the probability of a response when a characteristic reinforcing stimulus is no longer presented. In classical conditioning, this refers to the decline of a conditioned response when a conditioned stimulus ... Examines the theory that we are currently living in an ...

Tropism

... of a biological organism, usually a plant, in response to an environmental stimulus. In tropisms, this response is dependent on the direction of the stimulus . Viruses and other pathogens ... ... negative gravitropism, bending (biologists say, turning; see tropism ) upwards. ... A " ...

Signal transduction

... In biology, ' signal transduction ' refers to any process by which a cell converts one kind of signal or stimulus into another. Most processes of signal transduction involve ordered sequences of biochemical reactions inside ... signal transduction ...

Sarcoplasm

... The sarcoplasm of the cell is filled with contractile myofibrils and this ... 4) Ca+2 is pumped out of the sarcoplasm by the SR and another stimulus will be ... ...

Bark

... Care Pricing. Paddle and Play Services. Puff and Fluff Services ... Also known as no- bark or bark -not collars, they give the dog a negative stimulus ... There are three main types of bark collar. ... We have become one of the most popular bark collar sites on the web offering affordable ...
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(Date:4/17/2014)... April 17 In the most densely forested and ... reflect two centuries of human needs, values and practices. ... clearing forests for agriculture and development, have set the ... U.S. Forest Service study reports. , The report ... and management needs in the Northern United States ...
(Date:4/17/2014)... development of stem cell therapies to cure a variety ... cell populations based on cell surface markers. Researchers from ... that is highly expressed in a type of stem ... describe in an article in BioResearch Open Access ... publishers. The article is available free on the ...
(Date:4/17/2014)... ALBUQUERQUE, N.M. A credit-card-sized anthrax detection cartridge developed ... small business makes testing safer, easier, faster and cheaper. ... causes anthrax, is commonly found in soils all over ... illness in both humans and animals. The bacteria can ... to B. anthracis may occur through skin ...
Breaking Biology News(10 mins):Five anthropogenic factors that will radically alter northern forests in 50 years 2Five anthropogenic factors that will radically alter northern forests in 50 years 3Pocket-sized anthrax detector aids global agriculture 2Pocket-sized anthrax detector aids global agriculture 3
(Date:4/18/2014)... published online in The Gerontologist ... is associated with a decrease in anxiety about death ... control over their lives. In particular, listening to gospel ... death and an increase in sense of control. , ... and men, and individuals of both low- and high-socioeconomic ...
(Date:4/18/2014)... (Seattle, WA April 18, 2014) Benaroya Research ... to research how blocking a particular molecule in metastatic ... and the number of lung metastases. BRI scientists have ... protein can shrink tumors by 60 - 80 percent ... to the lung. The $1.8 million five-year grant comes ...
(Date:4/18/2014)... scientists could lead to potential new treatments for breaking ... , Fibrosis, or scarring, is a hallmark of ... lungs can lead to serious organ damage and, in ... options centers on findings made by Swati Bhattacharyya, PhD, ... that a specific protein plays in promoting fibrosis. ...
(Date:4/17/2014)... pain relief targets that could be used to ... King,s College London made the discovery when researching ... of the body. , Dr Marzia Malcangio said: ... pain generation and our findings could help chemotherapy ... One potential side effect of some chemotherapy drugs ...
(Date:4/17/2014)... the University of California, San Diego School of Medicine ... have suffered a recent major loss are more likely ... , The study is published in this month,s issue ... , Because compassionate behaviors are associated with better health ... insights into ways to improve the outcomes of individuals ...
Breaking Medicine News(10 mins):Health News:Religious music brings benefit to seniors' mental health 2Health News:Benaroya Research Institute evaluates immunology approach to blocking breast cancer 2Health News:New clues on tissue scarring in scleroderma 2Health News:New pain relief targets discovered 2Health News:The ilk of human kindness 2
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